mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-14 03:25:15 +00:00
1548 lines
59 KiB
Python
1548 lines
59 KiB
Python
import json
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import random
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import re
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import string
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import threading
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import time
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from multiprocessing.dummy import Pool
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import pytest
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from helpers.client import QueryRuntimeException
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from helpers.cluster import ClickHouseCluster
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cluster = ClickHouseCluster(__file__)
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node1 = cluster.add_instance('node1',
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main_configs=['configs/logs_config.xml', 'configs/config.d/storage_configuration.xml',
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'configs/config.d/cluster.xml'],
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with_zookeeper=True,
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stay_alive=True,
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tmpfs=['/jbod1:size=40M', '/jbod2:size=40M', '/external:size=200M'],
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macros={"shard": 0, "replica": 1})
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node2 = cluster.add_instance('node2',
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main_configs=['configs/logs_config.xml', 'configs/config.d/storage_configuration.xml',
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'configs/config.d/cluster.xml'],
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with_zookeeper=True,
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stay_alive=True,
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tmpfs=['/jbod1:size=40M', '/jbod2:size=40M', '/external:size=200M'],
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macros={"shard": 0, "replica": 2})
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@pytest.fixture(scope="module")
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def start_cluster():
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try:
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cluster.start()
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yield cluster
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finally:
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cluster.shutdown()
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def test_system_tables(start_cluster):
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expected_disks_data = [
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{
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"name": "default",
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"path": "/var/lib/clickhouse/",
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"keep_free_space": '1024',
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},
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{
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"name": "jbod1",
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"path": "/jbod1/",
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"keep_free_space": '0',
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},
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{
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"name": "jbod2",
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"path": "/jbod2/",
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"keep_free_space": '10485760',
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},
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{
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"name": "external",
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"path": "/external/",
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"keep_free_space": '0',
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}
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]
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click_disk_data = json.loads(node1.query("SELECT name, path, keep_free_space FROM system.disks FORMAT JSON"))[
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"data"]
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assert sorted(click_disk_data, key=lambda x: x["name"]) == sorted(expected_disks_data, key=lambda x: x["name"])
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expected_policies_data = [
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{
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"policy_name": "small_jbod_with_external",
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"volume_name": "main",
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"volume_priority": "1",
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"disks": ["jbod1"],
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"volume_type": "JBOD",
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"max_data_part_size": "0",
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"move_factor": 0.1,
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"prefer_not_to_merge": 0,
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},
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{
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"policy_name": "small_jbod_with_external",
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"volume_name": "external",
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"volume_priority": "2",
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"disks": ["external"],
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"volume_type": "JBOD",
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"max_data_part_size": "0",
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"move_factor": 0.1,
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"prefer_not_to_merge": 0,
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},
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{
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"policy_name": "small_jbod_with_external_no_merges",
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"volume_name": "main",
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"volume_priority": "1",
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"disks": ["jbod1"],
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"volume_type": "JBOD",
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"max_data_part_size": "0",
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"move_factor": 0.1,
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"prefer_not_to_merge": 0,
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},
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{
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"policy_name": "small_jbod_with_external_no_merges",
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"volume_name": "external",
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"volume_priority": "2",
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"disks": ["external"],
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"volume_type": "JBOD",
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"max_data_part_size": "0",
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"move_factor": 0.1,
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"prefer_not_to_merge": 1,
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},
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{
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"policy_name": "one_more_small_jbod_with_external",
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"volume_name": "m",
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"volume_priority": "1",
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"disks": ["jbod1"],
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"volume_type": "JBOD",
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"max_data_part_size": "0",
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"move_factor": 0.1,
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"prefer_not_to_merge": 0,
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},
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{
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"policy_name": "one_more_small_jbod_with_external",
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"volume_name": "e",
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"volume_priority": "2",
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"disks": ["external"],
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"volume_type": "JBOD",
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"max_data_part_size": "0",
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"move_factor": 0.1,
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"prefer_not_to_merge": 0,
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},
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{
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"policy_name": "jbods_with_external",
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"volume_name": "main",
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"volume_priority": "1",
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"disks": ["jbod1", "jbod2"],
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"volume_type": "JBOD",
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"max_data_part_size": "10485760",
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"move_factor": 0.1,
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"prefer_not_to_merge": 0,
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},
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{
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"policy_name": "jbods_with_external",
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"volume_name": "external",
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"volume_priority": "2",
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"disks": ["external"],
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"volume_type": "JBOD",
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"max_data_part_size": "0",
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"move_factor": 0.1,
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"prefer_not_to_merge": 0,
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},
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{
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"policy_name": "moving_jbod_with_external",
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"volume_name": "main",
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"volume_priority": "1",
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"disks": ["jbod1"],
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"volume_type": "JBOD",
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"max_data_part_size": "0",
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"move_factor": 0.7,
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"prefer_not_to_merge": 0,
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},
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{
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"policy_name": "moving_jbod_with_external",
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"volume_name": "external",
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"volume_priority": "2",
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"disks": ["external"],
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"volume_type": "JBOD",
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"max_data_part_size": "0",
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"move_factor": 0.7,
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"prefer_not_to_merge": 0,
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},
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{
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"policy_name": "default_disk_with_external",
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"volume_name": "small",
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"volume_priority": "1",
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"disks": ["default"],
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"volume_type": "JBOD",
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"max_data_part_size": "2097152",
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"move_factor": 0.1,
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"prefer_not_to_merge": 0,
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},
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{
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"policy_name": "default_disk_with_external",
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"volume_name": "big",
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"volume_priority": "2",
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"disks": ["external"],
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"volume_type": "JBOD",
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"max_data_part_size": "20971520",
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"move_factor": 0.1,
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"prefer_not_to_merge": 0,
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},
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{
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"policy_name": "special_warning_policy",
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"volume_name": "special_warning_zero_volume",
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"volume_priority": "1",
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"disks": ["default"],
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"volume_type": "JBOD",
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"max_data_part_size": "0",
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"move_factor": 0.1,
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"prefer_not_to_merge": 0,
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},
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{
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"policy_name": "special_warning_policy",
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"volume_name": "special_warning_default_volume",
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"volume_priority": "2",
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"disks": ["external"],
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"volume_type": "JBOD",
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"max_data_part_size": "0",
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"move_factor": 0.1,
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"prefer_not_to_merge": 0,
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},
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{
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"policy_name": "special_warning_policy",
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"volume_name": "special_warning_small_volume",
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"volume_priority": "3",
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"disks": ["jbod1"],
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"volume_type": "JBOD",
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"max_data_part_size": "1024",
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"move_factor": 0.1,
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"prefer_not_to_merge": 0,
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},
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{
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"policy_name": "special_warning_policy",
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"volume_name": "special_warning_big_volume",
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"volume_priority": "4",
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"disks": ["jbod2"],
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"volume_type": "JBOD",
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"max_data_part_size": "1024000000",
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"move_factor": 0.1,
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"prefer_not_to_merge": 0,
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},
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]
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clickhouse_policies_data = \
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json.loads(node1.query("SELECT * FROM system.storage_policies WHERE policy_name != 'default' FORMAT JSON"))[
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"data"]
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def key(x):
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return (x["policy_name"], x["volume_name"], x["volume_priority"])
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assert sorted(clickhouse_policies_data, key=key) == sorted(expected_policies_data, key=key)
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def test_query_parser(start_cluster):
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try:
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with pytest.raises(QueryRuntimeException):
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node1.query("""
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CREATE TABLE IF NOT EXISTS table_with_absent_policy (
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d UInt64
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) ENGINE = MergeTree()
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ORDER BY d
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SETTINGS storage_policy='very_exciting_policy'
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""")
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with pytest.raises(QueryRuntimeException):
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node1.query("""
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CREATE TABLE IF NOT EXISTS table_with_absent_policy (
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d UInt64
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) ENGINE = MergeTree()
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ORDER BY d
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SETTINGS storage_policy='jbod1'
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""")
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node1.query("""
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CREATE TABLE IF NOT EXISTS table_with_normal_policy (
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d UInt64
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) ENGINE = MergeTree()
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ORDER BY d
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SETTINGS storage_policy='default'
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""")
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node1.query("INSERT INTO table_with_normal_policy VALUES (5)")
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with pytest.raises(QueryRuntimeException):
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node1.query("ALTER TABLE table_with_normal_policy MOVE PARTITION tuple() TO VOLUME 'some_volume'")
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with pytest.raises(QueryRuntimeException):
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node1.query("ALTER TABLE table_with_normal_policy MOVE PARTITION tuple() TO DISK 'some_volume'")
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with pytest.raises(QueryRuntimeException):
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node1.query("ALTER TABLE table_with_normal_policy MOVE PART 'xxxxx' TO DISK 'jbod1'")
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with pytest.raises(QueryRuntimeException):
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node1.query("ALTER TABLE table_with_normal_policy MOVE PARTITION 'yyyy' TO DISK 'jbod1'")
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with pytest.raises(QueryRuntimeException):
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node1.query(
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"ALTER TABLE table_with_normal_policy MODIFY SETTING storage_policy='moving_jbod_with_external'")
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finally:
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node1.query("DROP TABLE IF EXISTS table_with_normal_policy SYNC")
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@pytest.mark.parametrize("name,engine", [
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pytest.param("test_alter_policy", "MergeTree()", id="mt"),
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pytest.param("replicated_test_alter_policy", "ReplicatedMergeTree('/clickhouse/test_alter_policy', '1')", id="replicated"),
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])
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def test_alter_policy(start_cluster, name, engine):
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try:
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node1.query_with_retry("""
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CREATE TABLE IF NOT EXISTS {name} (
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d UInt64
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) ENGINE = {engine}
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ORDER BY d
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SETTINGS storage_policy='small_jbod_with_external'
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""".format(name=name, engine=engine))
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assert node1.query("""SELECT storage_policy FROM system.tables WHERE name = '{name}'""".format(
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name=name)) == "small_jbod_with_external\n"
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with pytest.raises(QueryRuntimeException):
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node1.query(
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"""ALTER TABLE {name} MODIFY SETTING storage_policy='one_more_small_jbod_with_external'""".format(
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name=name))
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assert node1.query("""SELECT storage_policy FROM system.tables WHERE name = '{name}'""".format(
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name=name)) == "small_jbod_with_external\n"
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node1.query_with_retry("""ALTER TABLE {name} MODIFY SETTING storage_policy='jbods_with_external'""".format(name=name))
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assert node1.query("""SELECT storage_policy FROM system.tables WHERE name = '{name}'""".format(
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name=name)) == "jbods_with_external\n"
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with pytest.raises(QueryRuntimeException):
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node1.query(
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"""ALTER TABLE {name} MODIFY SETTING storage_policy='small_jbod_with_external'""".format(name=name))
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assert node1.query("""SELECT storage_policy FROM system.tables WHERE name = '{name}'""".format(
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name=name)) == "jbods_with_external\n"
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finally:
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node1.query_with_retry(f"DROP TABLE IF EXISTS {name} SYNC")
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def get_random_string(length):
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return ''.join(random.choice(string.ascii_uppercase + string.digits) for _ in range(length))
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def get_used_disks_for_table(node, table_name):
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return tuple(node.query(
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"select disk_name from system.parts where table == '{}' and active=1 order by modification_time".format(
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table_name)).strip().split('\n'))
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def get_used_parts_for_table(node, table_name):
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return node.query("SELECT name FROM system.parts WHERE table = '{}' AND active = 1 ORDER BY modification_time".format(table_name)).splitlines()
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def test_no_warning_about_zero_max_data_part_size(start_cluster):
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def get_log(node):
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return node.exec_in_container(["bash", "-c", "cat /var/log/clickhouse-server/clickhouse-server.log"])
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for node in (node1, node2):
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node.query("""
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CREATE TABLE IF NOT EXISTS default.test_warning_table (
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s String
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) ENGINE = MergeTree
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ORDER BY tuple()
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SETTINGS storage_policy='small_jbod_with_external'
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""")
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node.query("DROP TABLE IF EXISTS default.test_warning_table SYNC")
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log = get_log(node)
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assert not re.search("Warning.*Volume.*special_warning_zero_volume", log)
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assert not re.search("Warning.*Volume.*special_warning_default_volume", log)
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assert re.search("Warning.*Volume.*special_warning_small_volume", log)
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assert not re.search("Warning.*Volume.*special_warning_big_volume", log)
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@pytest.mark.parametrize("name,engine", [
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pytest.param("mt_on_jbod", "MergeTree()", id="mt"),
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pytest.param("replicated_mt_on_jbod", "ReplicatedMergeTree('/clickhouse/replicated_mt_on_jbod', '1')", id="replicated"),
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])
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def test_round_robin(start_cluster, name, engine):
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try:
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node1.query_with_retry("""
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CREATE TABLE IF NOT EXISTS {name} (
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d UInt64
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) ENGINE = {engine}
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ORDER BY d
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SETTINGS storage_policy='jbods_with_external'
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""".format(name=name, engine=engine))
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# first should go to the jbod1
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node1.query_with_retry("insert into {} select * from numbers(10000)".format(name))
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used_disk = get_used_disks_for_table(node1, name)
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assert len(used_disk) == 1, 'More than one disk used for single insert'
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node1.query_with_retry("insert into {} select * from numbers(10000, 10000)".format(name))
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used_disks = get_used_disks_for_table(node1, name)
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assert len(used_disks) == 2, 'Two disks should be used for two parts'
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assert used_disks[0] != used_disks[1], "Should write to different disks"
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node1.query_with_retry("insert into {} select * from numbers(20000, 10000)".format(name))
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used_disks = get_used_disks_for_table(node1, name)
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# jbod1 -> jbod2 -> jbod1 -> jbod2 ... etc
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assert len(used_disks) == 3
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assert used_disks[0] != used_disks[1]
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assert used_disks[2] == used_disks[0]
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finally:
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node1.query_with_retry(f"DROP TABLE IF EXISTS {name} SYNC")
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@pytest.mark.parametrize("name,engine", [
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pytest.param("mt_with_huge_part", "MergeTree()", id="mt"),
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pytest.param("replicated_mt_with_huge_part", "ReplicatedMergeTree('/clickhouse/replicated_mt_with_huge_part', '1')", id="replicated"),
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])
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def test_max_data_part_size(start_cluster, name, engine):
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try:
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assert int(*node1.query("""SELECT max_data_part_size FROM system.storage_policies WHERE policy_name = 'jbods_with_external' AND volume_name = 'main'""").splitlines()) == 10*1024*1024
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node1.query_with_retry("""
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CREATE TABLE IF NOT EXISTS {name} (
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s1 String
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) ENGINE = {engine}
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ORDER BY tuple()
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SETTINGS storage_policy='jbods_with_external'
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""".format(name=name, engine=engine))
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data = [] # 10MB in total
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for i in range(10):
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data.append(get_random_string(1024 * 1024)) # 1MB row
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node1.query_with_retry("INSERT INTO {} VALUES {}".format(name, ','.join(["('" + x + "')" for x in data])))
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used_disks = get_used_disks_for_table(node1, name)
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assert len(used_disks) == 1
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assert used_disks[0] == 'external'
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finally:
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node1.query_with_retry(f"DROP TABLE IF EXISTS {name} SYNC")
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@pytest.mark.parametrize("name,engine", [
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pytest.param("mt_with_overflow", "MergeTree()", id="mt"),
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pytest.param("replicated_mt_with_overflow", "ReplicatedMergeTree('/clickhouse/replicated_mt_with_overflow', '1')", id="replicated"),
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])
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def test_jbod_overflow(start_cluster, name, engine):
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try:
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node1.query_with_retry("""
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CREATE TABLE IF NOT EXISTS {name} (
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s1 String
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) ENGINE = {engine}
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ORDER BY tuple()
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SETTINGS storage_policy='small_jbod_with_external'
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""".format(name=name, engine=engine))
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node1.query(f"SYSTEM STOP MERGES {name}")
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# small jbod size is 40MB, so lets insert 5MB batch 7 times
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for i in range(7):
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data = [] # 5MB in total
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for i in range(5):
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data.append(get_random_string(1024 * 1024)) # 1MB row
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node1.query_with_retry("INSERT INTO {} VALUES {}".format(name, ','.join(["('" + x + "')" for x in data])))
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used_disks = get_used_disks_for_table(node1, name)
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assert used_disks == tuple('jbod1' for _ in used_disks)
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# should go to the external disk (jbod is overflown)
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data = [] # 10MB in total
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for i in range(10):
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data.append(get_random_string(1024 * 1024)) # 1MB row
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node1.query_with_retry("INSERT INTO {} VALUES {}".format(name, ','.join(["('" + x + "')" for x in data])))
|
|
|
|
used_disks = get_used_disks_for_table(node1, name)
|
|
|
|
assert used_disks[-1] == 'external'
|
|
|
|
node1.query(f"SYSTEM START MERGES {name}")
|
|
time.sleep(1)
|
|
|
|
node1.query_with_retry("OPTIMIZE TABLE {} FINAL".format(name))
|
|
time.sleep(2)
|
|
|
|
disks_for_merges = tuple(node1.query(
|
|
"SELECT disk_name FROM system.parts WHERE table == '{}' AND level >= 1 and active = 1 ORDER BY modification_time".format(
|
|
name)).strip().split('\n'))
|
|
|
|
assert disks_for_merges == tuple('external' for _ in disks_for_merges)
|
|
|
|
finally:
|
|
node1.query_with_retry(f"DROP TABLE IF EXISTS {name} SYNC")
|
|
|
|
|
|
@pytest.mark.parametrize("name,engine", [
|
|
pytest.param("moving_mt", "MergeTree()", id="mt"),
|
|
pytest.param("moving_replicated_mt", "ReplicatedMergeTree('/clickhouse/moving_replicated_mt', '1')", id="replicated"),
|
|
])
|
|
def test_background_move(start_cluster, name, engine):
|
|
try:
|
|
node1.query_with_retry("""
|
|
CREATE TABLE IF NOT EXISTS {name} (
|
|
s1 String
|
|
) ENGINE = {engine}
|
|
ORDER BY tuple()
|
|
SETTINGS storage_policy='moving_jbod_with_external'
|
|
""".format(name=name, engine=engine))
|
|
|
|
node1.query(f"SYSTEM STOP MERGES {name}")
|
|
|
|
for i in range(5):
|
|
data = [] # 5MB in total
|
|
for i in range(5):
|
|
data.append(get_random_string(1024 * 1024)) # 1MB row
|
|
# small jbod size is 40MB, so lets insert 5MB batch 5 times
|
|
node1.query_with_retry("INSERT INTO {} VALUES {}".format(name, ','.join(["('" + x + "')" for x in data])))
|
|
|
|
used_disks = get_used_disks_for_table(node1, name)
|
|
|
|
retry = 20
|
|
i = 0
|
|
while not sum(1 for x in used_disks if x == 'jbod1') <= 2 and i < retry:
|
|
time.sleep(0.5)
|
|
used_disks = get_used_disks_for_table(node1, name)
|
|
i += 1
|
|
|
|
assert sum(1 for x in used_disks if x == 'jbod1') <= 2
|
|
|
|
# first (oldest) part was moved to external
|
|
assert used_disks[0] == 'external'
|
|
|
|
path = node1.query(
|
|
"SELECT path_on_disk FROM system.part_log WHERE table = '{}' AND event_type='MovePart' ORDER BY event_time LIMIT 1".format(
|
|
name))
|
|
|
|
# first (oldest) part was moved to external
|
|
assert path.startswith("/external")
|
|
|
|
node1.query(f"SYSTEM START MERGES {name}")
|
|
|
|
finally:
|
|
node1.query_with_retry(f"DROP TABLE IF EXISTS {name} SYNC")
|
|
|
|
|
|
@pytest.mark.parametrize("name,engine", [
|
|
pytest.param("stopped_moving_mt", "MergeTree()", id="mt"),
|
|
pytest.param("stopped_moving_replicated_mt", "ReplicatedMergeTree('/clickhouse/stopped_moving_replicated_mt', '1')", id="replicated"),
|
|
])
|
|
def test_start_stop_moves(start_cluster, name, engine):
|
|
try:
|
|
node1.query_with_retry("""
|
|
CREATE TABLE IF NOT EXISTS {name} (
|
|
s1 String
|
|
) ENGINE = {engine}
|
|
ORDER BY tuple()
|
|
SETTINGS storage_policy='moving_jbod_with_external'
|
|
""".format(name=name, engine=engine))
|
|
|
|
node1.query_with_retry("INSERT INTO {} VALUES ('HELLO')".format(name))
|
|
node1.query_with_retry("INSERT INTO {} VALUES ('WORLD')".format(name))
|
|
|
|
used_disks = get_used_disks_for_table(node1, name)
|
|
assert all(d == "jbod1" for d in used_disks), "All writes shoud go to jbods"
|
|
|
|
first_part = node1.query(
|
|
"SELECT name FROM system.parts WHERE table = '{}' and active = 1 ORDER BY modification_time LIMIT 1".format(
|
|
name)).strip()
|
|
|
|
node1.query("SYSTEM STOP MOVES")
|
|
|
|
with pytest.raises(QueryRuntimeException):
|
|
node1.query("ALTER TABLE {} MOVE PART '{}' TO VOLUME 'external'".format(name, first_part))
|
|
|
|
used_disks = get_used_disks_for_table(node1, name)
|
|
assert all(d == "jbod1" for d in used_disks), "Blocked moves doesn't actually move something"
|
|
|
|
node1.query("SYSTEM START MOVES")
|
|
|
|
node1.query("ALTER TABLE {} MOVE PART '{}' TO VOLUME 'external'".format(name, first_part))
|
|
|
|
disk = node1.query(
|
|
"SELECT disk_name FROM system.parts WHERE table = '{}' and name = '{}' and active = 1".format(name,
|
|
first_part)).strip()
|
|
|
|
assert disk == "external"
|
|
|
|
node1.query_with_retry("TRUNCATE TABLE {}".format(name))
|
|
|
|
node1.query("SYSTEM STOP MOVES {}".format(name))
|
|
node1.query("SYSTEM STOP MERGES {}".format(name))
|
|
|
|
for i in range(5):
|
|
data = [] # 5MB in total
|
|
for i in range(5):
|
|
data.append(get_random_string(1024 * 1024)) # 1MB row
|
|
# jbod size is 40MB, so lets insert 5MB batch 7 times
|
|
node1.query_with_retry("INSERT INTO {} VALUES {}".format(name, ','.join(["('" + x + "')" for x in data])))
|
|
|
|
used_disks = get_used_disks_for_table(node1, name)
|
|
|
|
retry = 5
|
|
i = 0
|
|
while not sum(1 for x in used_disks if x == 'jbod1') <= 2 and i < retry:
|
|
time.sleep(0.1)
|
|
used_disks = get_used_disks_for_table(node1, name)
|
|
i += 1
|
|
|
|
# first (oldest) part doesn't move anywhere
|
|
assert used_disks[0] == 'jbod1'
|
|
|
|
node1.query("SYSTEM START MOVES {}".format(name))
|
|
|
|
# wait sometime until background backoff finishes
|
|
retry = 30
|
|
i = 0
|
|
while not sum(1 for x in used_disks if x == 'jbod1') <= 2 and i < retry:
|
|
time.sleep(1)
|
|
used_disks = get_used_disks_for_table(node1, name)
|
|
i += 1
|
|
|
|
node1.query("SYSTEM START MERGES {}".format(name))
|
|
|
|
assert sum(1 for x in used_disks if x == 'jbod1') <= 2
|
|
|
|
# first (oldest) part moved to external
|
|
assert used_disks[0] == 'external'
|
|
|
|
finally:
|
|
node1.query_with_retry(f"DROP TABLE IF EXISTS {name} SYNC")
|
|
|
|
|
|
def get_path_for_part_from_part_log(node, table, part_name):
|
|
node.query("SYSTEM FLUSH LOGS")
|
|
path = node.query(
|
|
"SELECT path_on_disk FROM system.part_log WHERE table = '{}' and part_name = '{}' ORDER BY event_time DESC LIMIT 1".format(
|
|
table, part_name))
|
|
return path.strip()
|
|
|
|
|
|
def get_paths_for_partition_from_part_log(node, table, partition_id):
|
|
node.query("SYSTEM FLUSH LOGS")
|
|
paths = node.query(
|
|
"SELECT path_on_disk FROM system.part_log WHERE table = '{}' and partition_id = '{}' ORDER BY event_time DESC".format(
|
|
table, partition_id))
|
|
return paths.strip().split('\n')
|
|
|
|
|
|
@pytest.mark.parametrize("name,engine", [
|
|
pytest.param("altering_mt", "MergeTree()", id="mt"),
|
|
# ("altering_replicated_mt","ReplicatedMergeTree('/clickhouse/altering_replicated_mt', '1')",),
|
|
# SYSTEM STOP MERGES doesn't disable merges assignments
|
|
])
|
|
def test_alter_move(start_cluster, name, engine):
|
|
try:
|
|
node1.query("""
|
|
CREATE TABLE IF NOT EXISTS {name} (
|
|
EventDate Date,
|
|
number UInt64
|
|
) ENGINE = {engine}
|
|
ORDER BY tuple()
|
|
PARTITION BY toYYYYMM(EventDate)
|
|
SETTINGS storage_policy='jbods_with_external'
|
|
""".format(name=name, engine=engine))
|
|
|
|
node1.query("SYSTEM STOP MERGES {}".format(name)) # to avoid conflicts
|
|
|
|
node1.query("INSERT INTO {} VALUES(toDate('2019-03-15'), 65)".format(name))
|
|
node1.query("INSERT INTO {} VALUES(toDate('2019-03-16'), 66)".format(name))
|
|
node1.query("INSERT INTO {} VALUES(toDate('2019-04-10'), 42)".format(name))
|
|
node1.query("INSERT INTO {} VALUES(toDate('2019-04-11'), 43)".format(name))
|
|
used_disks = get_used_disks_for_table(node1, name)
|
|
assert all(d.startswith("jbod") for d in used_disks), "All writes should go to jbods"
|
|
|
|
first_part = node1.query(
|
|
"SELECT name FROM system.parts WHERE table = '{}' and active = 1 ORDER BY modification_time LIMIT 1".format(
|
|
name)).strip()
|
|
|
|
time.sleep(1)
|
|
node1.query("ALTER TABLE {} MOVE PART '{}' TO VOLUME 'external'".format(name, first_part))
|
|
disk = node1.query(
|
|
"SELECT disk_name FROM system.parts WHERE table = '{}' and name = '{}' and active = 1".format(name,
|
|
first_part)).strip()
|
|
assert disk == 'external'
|
|
assert get_path_for_part_from_part_log(node1, name, first_part).startswith("/external")
|
|
|
|
time.sleep(1)
|
|
node1.query("ALTER TABLE {} MOVE PART '{}' TO DISK 'jbod1'".format(name, first_part))
|
|
disk = node1.query(
|
|
"SELECT disk_name FROM system.parts WHERE table = '{}' and name = '{}' and active = 1".format(name,
|
|
first_part)).strip()
|
|
assert disk == 'jbod1'
|
|
assert get_path_for_part_from_part_log(node1, name, first_part).startswith("/jbod1")
|
|
|
|
time.sleep(1)
|
|
node1.query("ALTER TABLE {} MOVE PARTITION 201904 TO VOLUME 'external'".format(name))
|
|
disks = node1.query(
|
|
"SELECT disk_name FROM system.parts WHERE table = '{}' and partition = '201904' and active = 1".format(
|
|
name)).strip().split('\n')
|
|
assert len(disks) == 2
|
|
assert all(d == "external" for d in disks)
|
|
assert all(
|
|
path.startswith("/external") for path in get_paths_for_partition_from_part_log(node1, name, '201904')[:2])
|
|
|
|
time.sleep(1)
|
|
node1.query("ALTER TABLE {} MOVE PARTITION 201904 TO DISK 'jbod2'".format(name))
|
|
disks = node1.query(
|
|
"SELECT disk_name FROM system.parts WHERE table = '{}' and partition = '201904' and active = 1".format(
|
|
name)).strip().split('\n')
|
|
assert len(disks) == 2
|
|
assert all(d == "jbod2" for d in disks)
|
|
assert all(
|
|
path.startswith("/jbod2") for path in get_paths_for_partition_from_part_log(node1, name, '201904')[:2])
|
|
|
|
assert node1.query("SELECT COUNT() FROM {}".format(name)) == "4\n"
|
|
|
|
finally:
|
|
node1.query(f"DROP TABLE IF EXISTS {name} SYNC")
|
|
|
|
|
|
@pytest.mark.parametrize("volume_or_disk", [
|
|
"DISK",
|
|
"VOLUME"
|
|
])
|
|
def test_alter_move_half_of_partition(start_cluster, volume_or_disk):
|
|
name = "alter_move_half_of_partition"
|
|
engine = "MergeTree()"
|
|
try:
|
|
node1.query("""
|
|
CREATE TABLE IF NOT EXISTS {name} (
|
|
EventDate Date,
|
|
number UInt64
|
|
) ENGINE = {engine}
|
|
ORDER BY tuple()
|
|
PARTITION BY toYYYYMM(EventDate)
|
|
SETTINGS storage_policy='jbods_with_external'
|
|
""".format(name=name, engine=engine))
|
|
|
|
node1.query("SYSTEM STOP MERGES {}".format(name))
|
|
|
|
node1.query("INSERT INTO {} VALUES(toDate('2019-03-15'), 65)".format(name))
|
|
node1.query("INSERT INTO {} VALUES(toDate('2019-03-16'), 42)".format(name))
|
|
used_disks = get_used_disks_for_table(node1, name)
|
|
assert all(d.startswith("jbod") for d in used_disks), "All writes should go to jbods"
|
|
|
|
time.sleep(1)
|
|
parts = node1.query("SELECT name FROM system.parts WHERE table = '{}' and active = 1".format(name)).splitlines()
|
|
assert len(parts) == 2
|
|
|
|
node1.query("ALTER TABLE {} MOVE PART '{}' TO VOLUME 'external'".format(name, parts[0]))
|
|
disks = node1.query(
|
|
"SELECT disk_name FROM system.parts WHERE table = '{}' and name = '{}' and active = 1".format(name, parts[
|
|
0])).splitlines()
|
|
assert disks == ["external"]
|
|
|
|
time.sleep(1)
|
|
node1.query("ALTER TABLE {} MOVE PARTITION 201903 TO {volume_or_disk} 'external'".format(name,
|
|
volume_or_disk=volume_or_disk))
|
|
disks = node1.query(
|
|
"SELECT disk_name FROM system.parts WHERE table = '{}' and partition = '201903' and active = 1".format(
|
|
name)).splitlines()
|
|
assert disks == ["external"] * 2
|
|
|
|
assert node1.query("SELECT COUNT() FROM {}".format(name)) == "2\n"
|
|
|
|
finally:
|
|
node1.query(f"DROP TABLE IF EXISTS {name} SYNC")
|
|
|
|
|
|
@pytest.mark.parametrize("volume_or_disk", [
|
|
"DISK",
|
|
"VOLUME"
|
|
])
|
|
def test_alter_double_move_partition(start_cluster, volume_or_disk):
|
|
name = "alter_double_move_partition"
|
|
engine = "MergeTree()"
|
|
try:
|
|
node1.query("""
|
|
CREATE TABLE IF NOT EXISTS {name} (
|
|
EventDate Date,
|
|
number UInt64
|
|
) ENGINE = {engine}
|
|
ORDER BY tuple()
|
|
PARTITION BY toYYYYMM(EventDate)
|
|
SETTINGS storage_policy='jbods_with_external'
|
|
""".format(name=name, engine=engine))
|
|
|
|
node1.query("SYSTEM STOP MERGES {}".format(name))
|
|
|
|
node1.query("INSERT INTO {} VALUES(toDate('2019-03-15'), 65)".format(name))
|
|
node1.query("INSERT INTO {} VALUES(toDate('2019-03-16'), 42)".format(name))
|
|
used_disks = get_used_disks_for_table(node1, name)
|
|
assert all(d.startswith("jbod") for d in used_disks), "All writes should go to jbods"
|
|
|
|
time.sleep(1)
|
|
node1.query("ALTER TABLE {} MOVE PARTITION 201903 TO {volume_or_disk} 'external'".format(name,
|
|
volume_or_disk=volume_or_disk))
|
|
disks = node1.query(
|
|
"SELECT disk_name FROM system.parts WHERE table = '{}' and partition = '201903' and active = 1".format(
|
|
name)).splitlines()
|
|
assert disks == ["external"] * 2
|
|
|
|
assert node1.query("SELECT COUNT() FROM {}".format(name)) == "2\n"
|
|
|
|
time.sleep(1)
|
|
with pytest.raises(QueryRuntimeException):
|
|
node1.query("ALTER TABLE {} MOVE PARTITION 201903 TO {volume_or_disk} 'external'".format(name,
|
|
volume_or_disk=volume_or_disk))
|
|
|
|
finally:
|
|
node1.query(f"DROP TABLE IF EXISTS {name} SYNC")
|
|
|
|
|
|
def produce_alter_move(node, name):
|
|
move_type = random.choice(["PART", "PARTITION"])
|
|
if move_type == "PART":
|
|
for _ in range(10):
|
|
try:
|
|
parts = node1.query(
|
|
"SELECT name from system.parts where table = '{}' and active = 1".format(name)).strip().split('\n')
|
|
break
|
|
except QueryRuntimeException:
|
|
pass
|
|
else:
|
|
raise Exception("Cannot select from system.parts")
|
|
|
|
move_part = random.choice(["'" + part + "'" for part in parts])
|
|
else:
|
|
move_part = random.choice([201903, 201904])
|
|
|
|
move_disk = random.choice(["DISK", "VOLUME"])
|
|
if move_disk == "DISK":
|
|
move_volume = random.choice(["'external'", "'jbod1'", "'jbod2'"])
|
|
else:
|
|
move_volume = random.choice(["'main'", "'external'"])
|
|
try:
|
|
node1.query("ALTER TABLE {} MOVE {mt} {mp} TO {md} {mv}".format(
|
|
name, mt=move_type, mp=move_part, md=move_disk, mv=move_volume))
|
|
except QueryRuntimeException as ex:
|
|
pass
|
|
|
|
|
|
@pytest.mark.parametrize("name,engine", [
|
|
pytest.param("concurrently_altering_mt", "MergeTree()", id="mt"),
|
|
pytest.param("concurrently_altering_replicated_mt",
|
|
"ReplicatedMergeTree('/clickhouse/concurrently_altering_replicated_mt', '1')", id="replicated"),
|
|
])
|
|
def test_concurrent_alter_move(start_cluster, name, engine):
|
|
try:
|
|
node1.query_with_retry("""
|
|
CREATE TABLE IF NOT EXISTS {name} (
|
|
EventDate Date,
|
|
number UInt64
|
|
) ENGINE = {engine}
|
|
ORDER BY tuple()
|
|
PARTITION BY toYYYYMM(EventDate)
|
|
SETTINGS storage_policy='jbods_with_external'
|
|
""".format(name=name, engine=engine))
|
|
|
|
values = list({random.randint(1, 1000000) for _ in range(0, 1000)})
|
|
|
|
def insert(num):
|
|
for i in range(num):
|
|
day = random.randint(11, 30)
|
|
value = values.pop()
|
|
month = '0' + str(random.choice([3, 4]))
|
|
node1.query_with_retry("INSERT INTO {} VALUES(toDate('2019-{m}-{d}'), {v})".format(name, m=month, d=day, v=value))
|
|
|
|
def alter_move(num):
|
|
for i in range(num):
|
|
produce_alter_move(node1, name)
|
|
|
|
def alter_update(num):
|
|
for i in range(num):
|
|
node1.query("ALTER TABLE {} UPDATE number = number + 1 WHERE 1".format(name))
|
|
|
|
def optimize_table(num):
|
|
for i in range(num):
|
|
node1.query_with_retry("OPTIMIZE TABLE {} FINAL".format(name))
|
|
|
|
p = Pool(15)
|
|
tasks = []
|
|
for i in range(5):
|
|
tasks.append(p.apply_async(insert, (100,)))
|
|
tasks.append(p.apply_async(alter_move, (100,)))
|
|
tasks.append(p.apply_async(alter_update, (100,)))
|
|
tasks.append(p.apply_async(optimize_table, (100,)))
|
|
|
|
for task in tasks:
|
|
task.get(timeout=240)
|
|
|
|
assert node1.query("SELECT 1") == "1\n"
|
|
assert node1.query("SELECT COUNT() FROM {}".format(name)) == "500\n"
|
|
finally:
|
|
node1.query(f"DROP TABLE IF EXISTS {name} SYNC")
|
|
|
|
|
|
@pytest.mark.parametrize("name,engine", [
|
|
pytest.param("concurrently_dropping_mt", "MergeTree()", id="mt"),
|
|
pytest.param("concurrently_dropping_replicated_mt",
|
|
"ReplicatedMergeTree('/clickhouse/concurrently_dropping_replicated_mt', '1')", id="replicated"),
|
|
])
|
|
def test_concurrent_alter_move_and_drop(start_cluster, name, engine):
|
|
try:
|
|
node1.query("""
|
|
CREATE TABLE IF NOT EXISTS {name} (
|
|
EventDate Date,
|
|
number UInt64
|
|
) ENGINE = {engine}
|
|
ORDER BY tuple()
|
|
PARTITION BY toYYYYMM(EventDate)
|
|
SETTINGS storage_policy='jbods_with_external'
|
|
""".format(name=name, engine=engine))
|
|
|
|
values = list({random.randint(1, 1000000) for _ in range(0, 1000)})
|
|
|
|
def insert(num):
|
|
for i in range(num):
|
|
day = random.randint(11, 30)
|
|
value = values.pop()
|
|
month = '0' + str(random.choice([3, 4]))
|
|
node1.query_with_retry("INSERT INTO {} VALUES(toDate('2019-{m}-{d}'), {v})".format(name, m=month, d=day, v=value))
|
|
|
|
def alter_move(num):
|
|
for i in range(num):
|
|
produce_alter_move(node1, name)
|
|
|
|
def alter_drop(num):
|
|
for i in range(num):
|
|
partition = random.choice([201903, 201904])
|
|
drach = random.choice(["drop", "detach"])
|
|
node1.query("ALTER TABLE {} {} PARTITION {}".format(name, drach, partition))
|
|
|
|
insert(100)
|
|
p = Pool(15)
|
|
tasks = []
|
|
for i in range(5):
|
|
tasks.append(p.apply_async(insert, (100,)))
|
|
tasks.append(p.apply_async(alter_move, (100,)))
|
|
tasks.append(p.apply_async(alter_drop, (100,)))
|
|
|
|
for task in tasks:
|
|
task.get(timeout=120)
|
|
|
|
assert node1.query("SELECT 1") == "1\n"
|
|
|
|
finally:
|
|
node1.query_with_retry(f"DROP TABLE IF EXISTS {name} SYNC")
|
|
|
|
|
|
@pytest.mark.parametrize("name,engine", [
|
|
pytest.param("detach_attach_mt", "MergeTree()", id="mt"),
|
|
pytest.param("replicated_detach_attach_mt", "ReplicatedMergeTree('/clickhouse/replicated_detach_attach_mt', '1')", id="replicated"),
|
|
])
|
|
def test_detach_attach(start_cluster, name, engine):
|
|
try:
|
|
node1.query_with_retry("""
|
|
CREATE TABLE IF NOT EXISTS {name} (
|
|
s1 String
|
|
) ENGINE = {engine}
|
|
ORDER BY tuple()
|
|
SETTINGS storage_policy='moving_jbod_with_external'
|
|
""".format(name=name, engine=engine))
|
|
|
|
data = [] # 5MB in total
|
|
for i in range(5):
|
|
data.append(get_random_string(1024 * 1024)) # 1MB row
|
|
node1.query_with_retry("INSERT INTO {} VALUES {}".format(name, ','.join(["('" + x + "')" for x in data])))
|
|
|
|
node1.query("ALTER TABLE {} DETACH PARTITION tuple()".format(name))
|
|
assert node1.query("SELECT count() FROM {}".format(name)).strip() == "0"
|
|
|
|
assert node1.query("SELECT disk FROM system.detached_parts WHERE table = '{}'".format(name)).strip() == "jbod1"
|
|
|
|
node1.query("ALTER TABLE {} ATTACH PARTITION tuple()".format(name))
|
|
assert node1.query("SELECT count() FROM {}".format(name)).strip() == "5"
|
|
|
|
finally:
|
|
node1.query_with_retry(f"DROP TABLE IF EXISTS {name} SYNC")
|
|
|
|
|
|
@pytest.mark.parametrize("name,engine", [
|
|
pytest.param("mutating_mt", "MergeTree()", id="mt"),
|
|
pytest.param("replicated_mutating_mt", "ReplicatedMergeTree('/clickhouse/replicated_mutating_mt', '1')", id="replicated"),
|
|
])
|
|
def test_mutate_to_another_disk(start_cluster, name, engine):
|
|
try:
|
|
node1.query_with_retry("""
|
|
CREATE TABLE IF NOT EXISTS {name} (
|
|
s1 String
|
|
) ENGINE = {engine}
|
|
ORDER BY tuple()
|
|
SETTINGS storage_policy='moving_jbod_with_external'
|
|
""".format(name=name, engine=engine))
|
|
|
|
for i in range(5):
|
|
data = [] # 5MB in total
|
|
for i in range(5):
|
|
data.append(get_random_string(1024 * 1024)) # 1MB row
|
|
node1.query_with_retry("INSERT INTO {} VALUES {}".format(name, ','.join(["('" + x + "')" for x in data])))
|
|
|
|
node1.query("ALTER TABLE {} UPDATE s1 = concat(s1, 'x') WHERE 1".format(name))
|
|
|
|
retry = 20
|
|
while node1.query("SELECT * FROM system.mutations WHERE is_done = 0") != "" and retry > 0:
|
|
retry -= 1
|
|
time.sleep(0.5)
|
|
|
|
if node1.query("SELECT latest_fail_reason FROM system.mutations WHERE table = '{}'".format(name)) == "":
|
|
assert node1.query("SELECT sum(endsWith(s1, 'x')) FROM {}".format(name)) == "25\n"
|
|
else: # mutation failed, let's try on another disk
|
|
print("Mutation failed")
|
|
node1.query_with_retry("OPTIMIZE TABLE {} FINAL".format(name))
|
|
node1.query("ALTER TABLE {} UPDATE s1 = concat(s1, 'x') WHERE 1".format(name))
|
|
retry = 20
|
|
while node1.query("SELECT * FROM system.mutations WHERE is_done = 0") != "" and retry > 0:
|
|
retry -= 1
|
|
time.sleep(0.5)
|
|
|
|
assert node1.query("SELECT sum(endsWith(s1, 'x')) FROM {}".format(name)) == "25\n"
|
|
|
|
|
|
|
|
finally:
|
|
node1.query_with_retry(f"DROP TABLE IF EXISTS {name} SYNC")
|
|
|
|
|
|
@pytest.mark.parametrize("name,engine", [
|
|
pytest.param("alter_modifying_mt", "MergeTree()", id="mt"),
|
|
pytest.param("replicated_alter_modifying_mt", "ReplicatedMergeTree('/clickhouse/replicated_alter_modifying_mt', '1')", id="replicated"),
|
|
])
|
|
def test_concurrent_alter_modify(start_cluster, name, engine):
|
|
try:
|
|
node1.query_with_retry("""
|
|
CREATE TABLE IF NOT EXISTS {name} (
|
|
EventDate Date,
|
|
number UInt64
|
|
) ENGINE = {engine}
|
|
ORDER BY tuple()
|
|
PARTITION BY toYYYYMM(EventDate)
|
|
SETTINGS storage_policy='jbods_with_external'
|
|
""".format(name=name, engine=engine))
|
|
|
|
values = list({random.randint(1, 1000000) for _ in range(0, 1000)})
|
|
|
|
def insert(num):
|
|
for i in range(num):
|
|
day = random.randint(11, 30)
|
|
value = values.pop()
|
|
month = '0' + str(random.choice([3, 4]))
|
|
node1.query_with_retry("INSERT INTO {} VALUES(toDate('2019-{m}-{d}'), {v})".format(name, m=month, d=day, v=value))
|
|
|
|
def alter_move(num):
|
|
for i in range(num):
|
|
produce_alter_move(node1, name)
|
|
|
|
def alter_modify(num):
|
|
for i in range(num):
|
|
column_type = random.choice(["UInt64", "String"])
|
|
try:
|
|
node1.query("ALTER TABLE {} MODIFY COLUMN number {}".format(name, column_type))
|
|
except:
|
|
if "Replicated" not in engine:
|
|
raise
|
|
|
|
insert(100)
|
|
|
|
assert node1.query("SELECT COUNT() FROM {}".format(name)) == "100\n"
|
|
|
|
p = Pool(50)
|
|
tasks = []
|
|
for i in range(5):
|
|
tasks.append(p.apply_async(alter_move, (100,)))
|
|
tasks.append(p.apply_async(alter_modify, (100,)))
|
|
|
|
for task in tasks:
|
|
task.get(timeout=120)
|
|
|
|
assert node1.query("SELECT 1") == "1\n"
|
|
assert node1.query("SELECT COUNT() FROM {}".format(name)) == "100\n"
|
|
|
|
finally:
|
|
node1.query_with_retry(f"DROP TABLE IF EXISTS {name} SYNC")
|
|
|
|
|
|
def test_simple_replication_and_moves(start_cluster):
|
|
try:
|
|
for i, node in enumerate([node1, node2]):
|
|
node.query_with_retry("""
|
|
CREATE TABLE IF NOT EXISTS replicated_table_for_moves (
|
|
s1 String
|
|
) ENGINE = ReplicatedMergeTree('/clickhouse/replicated_table_for_moves', '{}')
|
|
ORDER BY tuple()
|
|
SETTINGS storage_policy='moving_jbod_with_external', old_parts_lifetime=1, cleanup_delay_period=1, cleanup_delay_period_random_add=2
|
|
""".format(i + 1))
|
|
|
|
def insert(num):
|
|
for i in range(num):
|
|
node = random.choice([node1, node2])
|
|
data = [] # 1MB in total
|
|
for i in range(2):
|
|
data.append(get_random_string(512 * 1024)) # 500KB value
|
|
node.query_with_retry("INSERT INTO replicated_table_for_moves VALUES {}".format(
|
|
','.join(["('" + x + "')" for x in data])))
|
|
|
|
def optimize(num):
|
|
for i in range(num):
|
|
node = random.choice([node1, node2])
|
|
node.query_with_retry("OPTIMIZE TABLE replicated_table_for_moves FINAL")
|
|
|
|
p = Pool(60)
|
|
tasks = []
|
|
tasks.append(p.apply_async(insert, (20,)))
|
|
tasks.append(p.apply_async(optimize, (20,)))
|
|
|
|
for task in tasks:
|
|
task.get(timeout=60)
|
|
|
|
node1.query_with_retry("SYSTEM SYNC REPLICA replicated_table_for_moves", timeout=5)
|
|
node2.query_with_retry("SYSTEM SYNC REPLICA replicated_table_for_moves", timeout=5)
|
|
|
|
node1.query("SELECT COUNT() FROM replicated_table_for_moves") == "40\n"
|
|
node2.query("SELECT COUNT() FROM replicated_table_for_moves") == "40\n"
|
|
|
|
data = [] # 1MB in total
|
|
for i in range(2):
|
|
data.append(get_random_string(512 * 1024)) # 500KB value
|
|
|
|
time.sleep(3) # wait until old parts will be deleted
|
|
node1.query("SYSTEM STOP MERGES")
|
|
node2.query("SYSTEM STOP MERGES")
|
|
|
|
node1.query_with_retry(
|
|
"INSERT INTO replicated_table_for_moves VALUES {}".format(','.join(["('" + x + "')" for x in data])))
|
|
node2.query_with_retry(
|
|
"INSERT INTO replicated_table_for_moves VALUES {}".format(','.join(["('" + x + "')" for x in data])))
|
|
|
|
time.sleep(3) # nothing was moved
|
|
|
|
disks1 = get_used_disks_for_table(node1, "replicated_table_for_moves")
|
|
disks2 = get_used_disks_for_table(node2, "replicated_table_for_moves")
|
|
|
|
node1.query("SYSTEM START MERGES")
|
|
node2.query("SYSTEM START MERGES")
|
|
|
|
set(disks1) == set(["jbod1", "external"])
|
|
set(disks2) == set(["jbod1", "external"])
|
|
finally:
|
|
for node in [node1, node2]:
|
|
node.query("DROP TABLE IF EXISTS replicated_table_for_moves SYNC")
|
|
|
|
|
|
def test_download_appropriate_disk(start_cluster):
|
|
try:
|
|
for i, node in enumerate([node1, node2]):
|
|
node.query_with_retry("""
|
|
CREATE TABLE IF NOT EXISTS replicated_table_for_download (
|
|
s1 String
|
|
) ENGINE = ReplicatedMergeTree('/clickhouse/replicated_table_for_download', '{}')
|
|
ORDER BY tuple()
|
|
SETTINGS storage_policy='moving_jbod_with_external', old_parts_lifetime=1, cleanup_delay_period=1, cleanup_delay_period_random_add=2
|
|
""".format(i + 1))
|
|
|
|
data = []
|
|
for i in range(50):
|
|
data.append(get_random_string(1024 * 1024)) # 1MB value
|
|
node1.query_with_retry(
|
|
"INSERT INTO replicated_table_for_download VALUES {}".format(','.join(["('" + x + "')" for x in data])))
|
|
|
|
for _ in range(10):
|
|
try:
|
|
print("Syncing replica")
|
|
node2.query_with_retry("SYSTEM SYNC REPLICA replicated_table_for_download")
|
|
break
|
|
except:
|
|
time.sleep(0.5)
|
|
|
|
disks2 = get_used_disks_for_table(node2, "replicated_table_for_download")
|
|
|
|
assert set(disks2) == set(["external"])
|
|
|
|
finally:
|
|
for node in [node1, node2]:
|
|
node.query_with_retry("DROP TABLE IF EXISTS replicated_table_for_download SYNC")
|
|
|
|
|
|
def test_rename(start_cluster):
|
|
try:
|
|
node1.query("""
|
|
CREATE TABLE IF NOT EXISTS default.renaming_table (
|
|
s String
|
|
) ENGINE = MergeTree
|
|
ORDER BY tuple()
|
|
SETTINGS storage_policy='small_jbod_with_external'
|
|
""")
|
|
|
|
for _ in range(5):
|
|
data = []
|
|
for i in range(10):
|
|
data.append(get_random_string(1024 * 1024)) # 1MB value
|
|
node1.query("INSERT INTO renaming_table VALUES {}".format(','.join(["('" + x + "')" for x in data])))
|
|
|
|
disks = get_used_disks_for_table(node1, "renaming_table")
|
|
assert len(disks) > 1
|
|
assert node1.query("SELECT COUNT() FROM default.renaming_table") == "50\n"
|
|
|
|
node1.query("RENAME TABLE default.renaming_table TO default.renaming_table1")
|
|
assert node1.query("SELECT COUNT() FROM default.renaming_table1") == "50\n"
|
|
|
|
with pytest.raises(QueryRuntimeException):
|
|
node1.query("SELECT COUNT() FROM default.renaming_table")
|
|
|
|
node1.query("CREATE DATABASE IF NOT EXISTS test")
|
|
node1.query("RENAME TABLE default.renaming_table1 TO test.renaming_table2")
|
|
assert node1.query("SELECT COUNT() FROM test.renaming_table2") == "50\n"
|
|
|
|
with pytest.raises(QueryRuntimeException):
|
|
node1.query("SELECT COUNT() FROM default.renaming_table1")
|
|
|
|
finally:
|
|
node1.query("DROP TABLE IF EXISTS default.renaming_table SYNC")
|
|
node1.query("DROP TABLE IF EXISTS default.renaming_table1 SYNC")
|
|
node1.query("DROP TABLE IF EXISTS test.renaming_table2 SYNC")
|
|
|
|
|
|
def test_freeze(start_cluster):
|
|
try:
|
|
node1.query("""
|
|
CREATE TABLE IF NOT EXISTS default.freezing_table (
|
|
d Date,
|
|
s String
|
|
) ENGINE = MergeTree
|
|
ORDER BY tuple()
|
|
PARTITION BY toYYYYMM(d)
|
|
SETTINGS storage_policy='small_jbod_with_external'
|
|
""")
|
|
|
|
for _ in range(5):
|
|
data = []
|
|
dates = []
|
|
for i in range(10):
|
|
data.append(get_random_string(1024 * 1024)) # 1MB value
|
|
dates.append("toDate('2019-03-05')")
|
|
node1.query("INSERT INTO freezing_table VALUES {}".format(
|
|
','.join(["(" + d + ", '" + s + "')" for d, s in zip(dates, data)])))
|
|
|
|
disks = get_used_disks_for_table(node1, "freezing_table")
|
|
assert len(disks) > 1
|
|
assert node1.query("SELECT COUNT() FROM default.freezing_table") == "50\n"
|
|
|
|
node1.query("ALTER TABLE freezing_table FREEZE PARTITION 201903")
|
|
# check shadow files (backups) exists
|
|
node1.exec_in_container(["bash", "-c", "find /jbod1/shadow -name '*.mrk2' | grep '.*'"])
|
|
node1.exec_in_container(["bash", "-c", "find /external/shadow -name '*.mrk2' | grep '.*'"])
|
|
|
|
finally:
|
|
node1.query("DROP TABLE IF EXISTS default.freezing_table SYNC")
|
|
node1.exec_in_container(["rm", "-rf", "/jbod1/shadow", "/external/shadow"])
|
|
|
|
|
|
def test_kill_while_insert(start_cluster):
|
|
try:
|
|
name = "test_kill_while_insert"
|
|
|
|
node1.query("""
|
|
CREATE TABLE IF NOT EXISTS {name} (
|
|
s String
|
|
) ENGINE = MergeTree
|
|
ORDER BY tuple()
|
|
SETTINGS storage_policy='small_jbod_with_external'
|
|
""".format(name=name))
|
|
|
|
data = []
|
|
dates = []
|
|
for i in range(10):
|
|
data.append(get_random_string(1024 * 1024)) # 1MB value
|
|
node1.query("INSERT INTO {name} VALUES {}".format(','.join(["('" + s + "')" for s in data]), name=name))
|
|
|
|
disks = get_used_disks_for_table(node1, name)
|
|
assert set(disks) == {"jbod1"}
|
|
|
|
start_time = time.time()
|
|
long_select = threading.Thread(target=node1.query, args=("SELECT sleep(3) FROM {name}".format(name=name),))
|
|
long_select.start()
|
|
|
|
time.sleep(0.5)
|
|
|
|
node1.query("ALTER TABLE {name} MOVE PARTITION tuple() TO DISK 'external'".format(name=name))
|
|
assert time.time() - start_time < 2
|
|
node1.restart_clickhouse(kill=True)
|
|
|
|
try:
|
|
long_select.join()
|
|
except:
|
|
""""""
|
|
|
|
assert node1.query("SELECT count() FROM {name}".format(name=name)).splitlines() == ["10"]
|
|
|
|
finally:
|
|
try:
|
|
node1.query(f"DROP TABLE IF EXISTS {name} SYNC")
|
|
except:
|
|
"""ClickHouse may be inactive at this moment and we don't want to mask a meaningful exception."""
|
|
|
|
|
|
def test_move_while_merge(start_cluster):
|
|
try:
|
|
name = "test_move_while_merge"
|
|
|
|
node1.query("""
|
|
CREATE TABLE IF NOT EXISTS {name} (
|
|
n Int64
|
|
) ENGINE = MergeTree
|
|
ORDER BY sleep(2)
|
|
SETTINGS storage_policy='small_jbod_with_external'
|
|
""".format(name=name))
|
|
|
|
node1.query("INSERT INTO {name} VALUES (1)".format(name=name))
|
|
node1.query("INSERT INTO {name} VALUES (2)".format(name=name))
|
|
|
|
parts = get_used_parts_for_table(node1, name)
|
|
assert len(parts) == 2
|
|
|
|
def optimize():
|
|
node1.query("OPTIMIZE TABLE {name}".format(name=name))
|
|
|
|
optimize = threading.Thread(target=optimize)
|
|
optimize.start()
|
|
|
|
time.sleep(0.5)
|
|
|
|
with pytest.raises(QueryRuntimeException):
|
|
node1.query("ALTER TABLE {name} MOVE PART '{part}' TO DISK 'external'".format(name=name, part=parts[0]))
|
|
|
|
exiting = False
|
|
no_exception = {}
|
|
|
|
def alter():
|
|
while not exiting:
|
|
try:
|
|
node1.query(
|
|
"ALTER TABLE {name} MOVE PART '{part}' TO DISK 'external'".format(name=name, part=parts[0]))
|
|
no_exception['missing'] = 'exception'
|
|
break
|
|
except QueryRuntimeException:
|
|
""""""
|
|
|
|
alter_thread = threading.Thread(target=alter)
|
|
alter_thread.start()
|
|
|
|
optimize.join()
|
|
|
|
time.sleep(0.5)
|
|
|
|
exiting = True
|
|
alter_thread.join()
|
|
assert len(no_exception) == 0
|
|
|
|
assert node1.query("SELECT count() FROM {name}".format(name=name)).splitlines() == ["2"]
|
|
|
|
finally:
|
|
node1.query(f"DROP TABLE IF EXISTS {name} SYNC")
|
|
|
|
|
|
def test_move_across_policies_does_not_work(start_cluster):
|
|
try:
|
|
name = "test_move_across_policies_does_not_work"
|
|
|
|
node1.query("""
|
|
CREATE TABLE IF NOT EXISTS {name} (
|
|
n Int64
|
|
) ENGINE = MergeTree
|
|
ORDER BY tuple()
|
|
SETTINGS storage_policy='jbods_with_external'
|
|
""".format(name=name))
|
|
|
|
node1.query("""
|
|
CREATE TABLE IF NOT EXISTS {name}2 (
|
|
n Int64
|
|
) ENGINE = MergeTree
|
|
ORDER BY tuple()
|
|
SETTINGS storage_policy='small_jbod_with_external'
|
|
""".format(name=name))
|
|
|
|
node1.query("""INSERT INTO {name} VALUES (1)""".format(name=name))
|
|
try:
|
|
node1.query("""ALTER TABLE {name} MOVE PARTITION tuple() TO DISK 'jbod2'""".format(name=name))
|
|
except QueryRuntimeException:
|
|
"""All parts of partition 'all' are already on disk 'jbod2'."""
|
|
|
|
with pytest.raises(QueryRuntimeException, match='.*because disk does not belong to storage policy.*'):
|
|
node1.query("""ALTER TABLE {name}2 ATTACH PARTITION tuple() FROM {name}""".format(name=name))
|
|
|
|
with pytest.raises(QueryRuntimeException, match='.*because disk does not belong to storage policy.*'):
|
|
node1.query("""ALTER TABLE {name}2 REPLACE PARTITION tuple() FROM {name}""".format(name=name))
|
|
|
|
with pytest.raises(QueryRuntimeException, match='.*should have the same storage policy of source table.*'):
|
|
node1.query("""ALTER TABLE {name} MOVE PARTITION tuple() TO TABLE {name}2""".format(name=name))
|
|
|
|
assert node1.query("""SELECT * FROM {name}""".format(name=name)).splitlines() == ["1"]
|
|
|
|
finally:
|
|
node1.query(f"DROP TABLE IF EXISTS {name} SYNC")
|
|
node1.query(f"DROP TABLE IF EXISTS {name}2 SYNC")
|
|
|
|
|
|
def _insert_merge_execute(node, name, policy, parts, cmds, parts_before_cmds, parts_after_cmds):
|
|
try:
|
|
node.query("""
|
|
CREATE TABLE IF NOT EXISTS {name} (
|
|
n Int64
|
|
) ENGINE = MergeTree
|
|
ORDER BY tuple()
|
|
PARTITION BY tuple()
|
|
TTL now()-1 TO VOLUME 'external'
|
|
SETTINGS storage_policy='{policy}'
|
|
""".format(name=name, policy=policy))
|
|
|
|
for i in range(parts):
|
|
node.query("""INSERT INTO {name} VALUES ({n})""".format(name=name, n=i))
|
|
|
|
disks = get_used_disks_for_table(node, name)
|
|
assert set(disks) == {"external"}
|
|
|
|
node.query("""OPTIMIZE TABLE {name}""".format(name=name))
|
|
|
|
parts = get_used_parts_for_table(node, name)
|
|
assert len(parts) == parts_before_cmds
|
|
|
|
for cmd in cmds:
|
|
node.query(cmd)
|
|
|
|
node.query("""OPTIMIZE TABLE {name}""".format(name=name))
|
|
|
|
parts = get_used_parts_for_table(node, name)
|
|
assert len(parts) == parts_after_cmds
|
|
|
|
finally:
|
|
node.query(f"DROP TABLE IF EXISTS {name} SYNC")
|
|
|
|
|
|
def _check_merges_are_working(node, storage_policy, volume, shall_work):
|
|
try:
|
|
name = "_check_merges_are_working_{storage_policy}_{volume}".format(storage_policy=storage_policy, volume=volume)
|
|
|
|
node.query("""
|
|
CREATE TABLE IF NOT EXISTS {name} (
|
|
n Int64
|
|
) ENGINE = MergeTree
|
|
ORDER BY tuple()
|
|
PARTITION BY tuple()
|
|
SETTINGS storage_policy='{storage_policy}'
|
|
""".format(name=name, storage_policy=storage_policy))
|
|
|
|
created_parts = 24
|
|
|
|
for i in range(created_parts):
|
|
node.query("""INSERT INTO {name} VALUES ({n})""".format(name=name, n=i))
|
|
try:
|
|
node.query("""ALTER TABLE {name} MOVE PARTITION tuple() TO VOLUME '{volume}' """.format(name=name, volume=volume))
|
|
except:
|
|
"""Ignore 'nothing to move'."""
|
|
|
|
expected_disks = set(node.query("""
|
|
SELECT disks FROM system.storage_policies ARRAY JOIN disks WHERE volume_name = '{volume_name}'
|
|
""".format(volume_name=volume)).splitlines())
|
|
|
|
disks = get_used_disks_for_table(node, name)
|
|
assert set(disks) <= expected_disks
|
|
|
|
node.query("""OPTIMIZE TABLE {name} FINAL""".format(name=name))
|
|
|
|
parts = get_used_parts_for_table(node, name)
|
|
assert len(parts) == 1 if shall_work else created_parts
|
|
|
|
finally:
|
|
node.query(f"DROP TABLE IF EXISTS {name} SYNC")
|
|
|
|
|
|
def _get_prefer_not_to_merge_for_storage_policy(node, storage_policy):
|
|
return list(map(int, node.query("SELECT prefer_not_to_merge FROM system.storage_policies WHERE policy_name = '{}' ORDER BY volume_priority".format(storage_policy)).splitlines()))
|
|
|
|
|
|
def test_simple_merge_tree_merges_are_disabled(start_cluster):
|
|
_check_merges_are_working(node1, "small_jbod_with_external_no_merges", "external", False)
|
|
|
|
|
|
def test_no_merges_in_configuration_allow_from_query_without_reload(start_cluster):
|
|
try:
|
|
name = "test_no_merges_in_configuration_allow_from_query_without_reload"
|
|
policy = "small_jbod_with_external_no_merges"
|
|
node1.restart_clickhouse(kill=True)
|
|
assert _get_prefer_not_to_merge_for_storage_policy(node1, policy) == [0, 1]
|
|
_check_merges_are_working(node1, policy, "external", False)
|
|
|
|
_insert_merge_execute(node1, name, policy, 2, [
|
|
"SYSTEM START MERGES ON VOLUME {}.external".format(policy)
|
|
], 2, 1)
|
|
assert _get_prefer_not_to_merge_for_storage_policy(node1, policy) == [0, 0]
|
|
_check_merges_are_working(node1, policy, "external", True)
|
|
|
|
finally:
|
|
node1.query("SYSTEM STOP MERGES ON VOLUME {}.external".format(policy))
|
|
|
|
|
|
def test_no_merges_in_configuration_allow_from_query_with_reload(start_cluster):
|
|
try:
|
|
name = "test_no_merges_in_configuration_allow_from_query_with_reload"
|
|
policy = "small_jbod_with_external_no_merges"
|
|
node1.restart_clickhouse(kill=True)
|
|
assert _get_prefer_not_to_merge_for_storage_policy(node1, policy) == [0, 1]
|
|
_check_merges_are_working(node1, policy, "external", False)
|
|
|
|
_insert_merge_execute(node1, name, policy, 2, [
|
|
"SYSTEM START MERGES ON VOLUME {}.external".format(policy),
|
|
"SYSTEM RELOAD CONFIG"
|
|
], 2, 1)
|
|
assert _get_prefer_not_to_merge_for_storage_policy(node1, policy) == [0, 0]
|
|
_check_merges_are_working(node1, policy, "external", True)
|
|
|
|
finally:
|
|
node1.query("SYSTEM STOP MERGES ON VOLUME {}.external".format(policy))
|
|
|
|
|
|
def test_yes_merges_in_configuration_disallow_from_query_without_reload(start_cluster):
|
|
try:
|
|
name = "test_yes_merges_in_configuration_allow_from_query_without_reload"
|
|
policy = "small_jbod_with_external"
|
|
node1.restart_clickhouse(kill=True)
|
|
assert _get_prefer_not_to_merge_for_storage_policy(node1, policy) == [0, 0]
|
|
_check_merges_are_working(node1, policy, "external", True)
|
|
|
|
_insert_merge_execute(node1, name, policy, 2, [
|
|
"SYSTEM STOP MERGES ON VOLUME {}.external".format(policy),
|
|
"INSERT INTO {name} VALUES (2)".format(name=name)
|
|
], 1, 2)
|
|
assert _get_prefer_not_to_merge_for_storage_policy(node1, policy) == [0, 1]
|
|
_check_merges_are_working(node1, policy, "external", False)
|
|
|
|
finally:
|
|
node1.query("SYSTEM START MERGES ON VOLUME {}.external".format(policy))
|
|
|
|
|
|
def test_yes_merges_in_configuration_disallow_from_query_with_reload(start_cluster):
|
|
try:
|
|
name = "test_yes_merges_in_configuration_allow_from_query_with_reload"
|
|
policy = "small_jbod_with_external"
|
|
node1.restart_clickhouse(kill=True)
|
|
assert _get_prefer_not_to_merge_for_storage_policy(node1, policy) == [0, 0]
|
|
_check_merges_are_working(node1, policy, "external", True)
|
|
|
|
_insert_merge_execute(node1, name, policy, 2, [
|
|
"SYSTEM STOP MERGES ON VOLUME {}.external".format(policy),
|
|
"INSERT INTO {name} VALUES (2)".format(name=name),
|
|
"SYSTEM RELOAD CONFIG"
|
|
], 1, 2)
|
|
assert _get_prefer_not_to_merge_for_storage_policy(node1, policy) == [0, 1]
|
|
_check_merges_are_working(node1, policy, "external", False)
|
|
|
|
finally:
|
|
node1.query("SYSTEM START MERGES ON VOLUME {}.external".format(policy))
|