mirror of
https://github.com/ClickHouse/ClickHouse.git
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572 lines
20 KiB
Python
572 lines
20 KiB
Python
# pylint: disable=unused-argument
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# pylint: disable=redefined-outer-name
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# pylint: disable=line-too-long
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import time
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import threading
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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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node = cluster.add_instance(
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"node",
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stay_alive=True,
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main_configs=[
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"configs/storage_configuration.xml",
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"configs/resources.xml",
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"configs/resources.xml.default",
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"configs/workloads.xml",
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"configs/workloads.xml.default",
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],
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with_minio=True,
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)
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@pytest.fixture(scope="module", autouse=True)
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def start_cluster():
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try:
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cluster.start()
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yield
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finally:
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cluster.shutdown()
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@pytest.fixture(scope="function", autouse=True)
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def set_default_configs():
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node.exec_in_container(
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[
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"bash",
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"-c",
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"cp /etc/clickhouse-server/config.d/resources.xml.default /etc/clickhouse-server/config.d/resources.xml",
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]
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)
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node.exec_in_container(
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[
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"bash",
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"-c",
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"cp /etc/clickhouse-server/config.d/workloads.xml.default /etc/clickhouse-server/config.d/workloads.xml",
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]
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)
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node.query("system reload config")
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yield
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def update_workloads_config(**settings):
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xml = ""
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for name in settings:
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xml += f"<{name}>{settings[name]}</{name}>"
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print(xml)
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node.exec_in_container(
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[
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"bash",
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"-c",
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f"echo '<clickhouse>{xml}</clickhouse>' > /etc/clickhouse-server/config.d/workloads.xml",
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]
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)
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node.query("system reload config")
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def check_profile_event_for_query(workload, profile_event, amount=1):
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node.query("system flush logs")
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query_pattern = f"workload='{workload}'".replace("'", "\\'")
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assert (
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int(
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node.query(
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f"select ProfileEvents['{profile_event}'] from system.query_log where query ilike '%{query_pattern}%' and type = 'QueryFinish' order by query_start_time_microseconds desc limit 1"
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)
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)
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== amount
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)
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def test_s3_resource_request_granularity():
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node.query(
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f"""
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drop table if exists data;
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create table data (key UInt64 CODEC(NONE), value String CODEC(NONE)) engine=MergeTree() order by key settings min_bytes_for_wide_part=1e9, storage_policy='s3';
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"""
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)
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total_bytes = 50000000 # Approximate data size
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max_bytes_per_request = 2000000 # Should be ~1MB or less in general
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min_bytes_per_request = 6000 # Small requests are ok, but we don't want hurt performance with too often resource requests
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writes_before = int(
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node.query(
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f"select dequeued_requests from system.scheduler where resource='network_write' and path='/prio/admin'"
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).strip()
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)
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write_bytes_before = int(
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node.query(
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f"select dequeued_cost from system.scheduler where resource='network_write' and path='/prio/admin'"
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).strip()
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)
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write_budget_before = int(
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node.query(
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f"select budget from system.scheduler where resource='network_write' and path='/prio/admin'"
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).strip()
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)
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node.query(
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f"insert into data select number, randomString(10000000) from numbers(5) SETTINGS workload='admin'"
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)
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writes_after = int(
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node.query(
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f"select dequeued_requests from system.scheduler where resource='network_write' and path='/prio/admin'"
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).strip()
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)
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write_bytes_after = int(
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node.query(
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f"select dequeued_cost from system.scheduler where resource='network_write' and path='/prio/admin'"
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).strip()
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)
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write_budget_after = int(
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node.query(
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f"select budget from system.scheduler where resource='network_write' and path='/prio/admin'"
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).strip()
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)
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write_requests = writes_after - writes_before
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write_bytes = (write_bytes_after - write_bytes_before) - (
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write_budget_after - write_budget_before
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)
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assert write_bytes > 1.0 * total_bytes
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assert write_bytes < 1.05 * total_bytes
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assert write_bytes / write_requests < max_bytes_per_request
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assert write_bytes / write_requests > min_bytes_per_request
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check_profile_event_for_query("admin", "SchedulerIOWriteRequests", write_requests)
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check_profile_event_for_query("admin", "SchedulerIOWriteBytes", write_bytes)
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node.query(f"optimize table data final")
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reads_before = int(
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node.query(
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f"select dequeued_requests from system.scheduler where resource='network_read' and path='/prio/admin'"
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).strip()
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)
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read_bytes_before = int(
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node.query(
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f"select dequeued_cost from system.scheduler where resource='network_read' and path='/prio/admin'"
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).strip()
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)
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read_budget_before = int(
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node.query(
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f"select budget from system.scheduler where resource='network_read' and path='/prio/admin'"
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).strip()
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)
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node.query(
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f"select count() from data where not ignore(*) SETTINGS workload='admin'"
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)
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reads_after = int(
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node.query(
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f"select dequeued_requests from system.scheduler where resource='network_read' and path='/prio/admin'"
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).strip()
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)
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read_bytes_after = int(
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node.query(
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f"select dequeued_cost from system.scheduler where resource='network_read' and path='/prio/admin'"
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).strip()
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)
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read_budget_after = int(
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node.query(
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f"select budget from system.scheduler where resource='network_read' and path='/prio/admin'"
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).strip()
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)
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read_bytes = (read_bytes_after - read_bytes_before) - (
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read_budget_after - read_budget_before
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)
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read_requests = reads_after - reads_before
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assert read_bytes > 1.0 * total_bytes
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assert read_bytes < 1.05 * total_bytes
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assert read_bytes / read_requests < max_bytes_per_request
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assert read_bytes / read_requests > min_bytes_per_request
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check_profile_event_for_query("admin", "SchedulerIOReadRequests", read_requests)
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check_profile_event_for_query("admin", "SchedulerIOReadBytes", read_bytes)
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def test_s3_disk():
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node.query(
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f"""
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drop table if exists data;
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create table data (key UInt64 CODEC(NONE)) engine=MergeTree() order by tuple() settings min_bytes_for_wide_part=1e9, storage_policy='s3';
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"""
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)
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def write_query(workload):
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try:
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node.query(
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f"insert into data select * from numbers(1e5) settings workload='{workload}'"
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)
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except QueryRuntimeException:
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pass
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thread1 = threading.Thread(target=write_query, args=["development"])
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thread2 = threading.Thread(target=write_query, args=["production"])
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thread3 = threading.Thread(target=write_query, args=["admin"])
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thread1.start()
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thread2.start()
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thread3.start()
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thread3.join()
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thread2.join()
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thread1.join()
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assert (
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node.query(
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f"select dequeued_requests>0 from system.scheduler where resource='network_write' and path='/prio/admin'"
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)
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== "1\n"
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)
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assert (
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node.query(
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f"select dequeued_requests>0 from system.scheduler where resource='network_write' and path='/prio/fair/dev'"
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)
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== "1\n"
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)
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assert (
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node.query(
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f"select dequeued_requests>0 from system.scheduler where resource='network_write' and path='/prio/fair/prod'"
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)
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== "1\n"
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)
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def read_query(workload):
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try:
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node.query(f"select sum(key*key) from data settings workload='{workload}'")
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except QueryRuntimeException:
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pass
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thread1 = threading.Thread(target=read_query, args=["development"])
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thread2 = threading.Thread(target=read_query, args=["production"])
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thread3 = threading.Thread(target=read_query, args=["admin"])
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thread1.start()
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thread2.start()
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thread3.start()
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thread3.join()
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thread2.join()
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thread1.join()
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assert (
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node.query(
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f"select dequeued_requests>0 from system.scheduler where resource='network_read' and path='/prio/admin'"
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)
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== "1\n"
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)
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assert (
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node.query(
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f"select dequeued_requests>0 from system.scheduler where resource='network_read' and path='/prio/fair/dev'"
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)
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== "1\n"
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)
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assert (
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node.query(
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f"select dequeued_requests>0 from system.scheduler where resource='network_read' and path='/prio/fair/prod'"
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)
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== "1\n"
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)
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def test_merge_workload():
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node.query(
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f"""
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drop table if exists data;
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create table data (key UInt64 CODEC(NONE)) engine=MergeTree() order by tuple() settings min_bytes_for_wide_part=1e9, storage_policy='s3';
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"""
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)
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reads_before = int(
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node.query(
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f"select dequeued_requests from system.scheduler where resource='network_read' and path='/prio/fair/sys/merges'"
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).strip()
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)
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writes_before = int(
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node.query(
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f"select dequeued_requests from system.scheduler where resource='network_write' and path='/prio/fair/sys/merges'"
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).strip()
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)
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node.query(f"insert into data select * from numbers(1e4)")
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node.query(f"insert into data select * from numbers(2e4)")
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node.query(f"insert into data select * from numbers(3e4)")
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node.query(f"optimize table data final")
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reads_after = int(
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node.query(
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f"select dequeued_requests from system.scheduler where resource='network_read' and path='/prio/fair/sys/merges'"
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).strip()
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)
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writes_after = int(
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node.query(
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f"select dequeued_requests from system.scheduler where resource='network_write' and path='/prio/fair/sys/merges'"
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).strip()
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)
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assert reads_before < reads_after
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assert writes_before < writes_after
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def test_merge_workload_override():
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node.query(
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f"""
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drop table if exists prod_data;
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drop table if exists dev_data;
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create table prod_data (key UInt64 CODEC(NONE)) engine=MergeTree() order by tuple() settings min_bytes_for_wide_part=1e9, storage_policy='s3', merge_workload='prod_merges';
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create table dev_data (key UInt64 CODEC(NONE)) engine=MergeTree() order by tuple() settings min_bytes_for_wide_part=1e9, storage_policy='s3', merge_workload='dev_merges';
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"""
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)
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prod_reads_before = int(
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node.query(
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f"select dequeued_requests from system.scheduler where resource='network_read' and path='/prio/fair/prod_merges'"
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).strip()
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)
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prod_writes_before = int(
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node.query(
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f"select dequeued_requests from system.scheduler where resource='network_write' and path='/prio/fair/prod_merges'"
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).strip()
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)
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dev_reads_before = int(
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node.query(
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f"select dequeued_requests from system.scheduler where resource='network_read' and path='/prio/fair/dev_merges'"
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).strip()
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)
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dev_writes_before = int(
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node.query(
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f"select dequeued_requests from system.scheduler where resource='network_write' and path='/prio/fair/dev_merges'"
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).strip()
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)
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node.query(f"insert into prod_data select * from numbers(1e4)")
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node.query(f"insert into prod_data select * from numbers(2e4)")
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node.query(f"insert into prod_data select * from numbers(3e4)")
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node.query(f"insert into dev_data select * from numbers(1e4)")
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node.query(f"insert into dev_data select * from numbers(2e4)")
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node.query(f"insert into dev_data select * from numbers(3e4)")
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node.query(f"optimize table prod_data final")
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node.query(f"optimize table dev_data final")
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prod_reads_after = int(
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node.query(
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f"select dequeued_requests from system.scheduler where resource='network_read' and path='/prio/fair/prod_merges'"
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).strip()
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)
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prod_writes_after = int(
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node.query(
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f"select dequeued_requests from system.scheduler where resource='network_write' and path='/prio/fair/prod_merges'"
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).strip()
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)
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dev_reads_after = int(
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node.query(
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f"select dequeued_requests from system.scheduler where resource='network_read' and path='/prio/fair/dev_merges'"
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).strip()
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)
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dev_writes_after = int(
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node.query(
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f"select dequeued_requests from system.scheduler where resource='network_write' and path='/prio/fair/dev_merges'"
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).strip()
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)
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assert prod_reads_before < prod_reads_after
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assert prod_writes_before < prod_writes_after
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assert dev_reads_before < dev_reads_after
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assert dev_writes_before < dev_writes_after
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def test_mutate_workload():
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node.query(
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f"""
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drop table if exists data;
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create table data (key UInt64 CODEC(NONE)) engine=MergeTree() order by tuple() settings min_bytes_for_wide_part=1e9, storage_policy='s3';
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"""
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)
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node.query(f"insert into data select * from numbers(1e4)")
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node.query(f"optimize table data final")
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reads_before = int(
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node.query(
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f"select dequeued_requests from system.scheduler where resource='network_read' and path='/prio/fair/sys/mutations'"
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).strip()
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)
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writes_before = int(
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node.query(
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f"select dequeued_requests from system.scheduler where resource='network_write' and path='/prio/fair/sys/mutations'"
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).strip()
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)
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node.query(f"alter table data update key = 1 where key = 42")
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node.query(f"optimize table data final")
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reads_after = int(
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node.query(
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f"select dequeued_requests from system.scheduler where resource='network_read' and path='/prio/fair/sys/mutations'"
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).strip()
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)
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writes_after = int(
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node.query(
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f"select dequeued_requests from system.scheduler where resource='network_write' and path='/prio/fair/sys/mutations'"
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).strip()
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)
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assert reads_before < reads_after
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assert writes_before < writes_after
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def test_mutation_workload_override():
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node.query(
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f"""
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drop table if exists prod_data;
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drop table if exists dev_data;
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create table prod_data (key UInt64 CODEC(NONE)) engine=MergeTree() order by tuple() settings min_bytes_for_wide_part=1e9, storage_policy='s3', mutation_workload='prod_mutations';
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create table dev_data (key UInt64 CODEC(NONE)) engine=MergeTree() order by tuple() settings min_bytes_for_wide_part=1e9, storage_policy='s3', mutation_workload='dev_mutations';
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"""
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)
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node.query(f"insert into prod_data select * from numbers(1e4)")
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node.query(f"optimize table prod_data final")
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node.query(f"insert into dev_data select * from numbers(1e4)")
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node.query(f"optimize table dev_data final")
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prod_reads_before = int(
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node.query(
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f"select dequeued_requests from system.scheduler where resource='network_read' and path='/prio/fair/prod_mutations'"
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).strip()
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)
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prod_writes_before = int(
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node.query(
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f"select dequeued_requests from system.scheduler where resource='network_write' and path='/prio/fair/prod_mutations'"
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).strip()
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)
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dev_reads_before = int(
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node.query(
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f"select dequeued_requests from system.scheduler where resource='network_read' and path='/prio/fair/dev_mutations'"
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).strip()
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)
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dev_writes_before = int(
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node.query(
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f"select dequeued_requests from system.scheduler where resource='network_write' and path='/prio/fair/dev_mutations'"
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).strip()
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)
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node.query(f"alter table prod_data update key = 1 where key = 42")
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node.query(f"optimize table prod_data final")
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node.query(f"alter table dev_data update key = 1 where key = 42")
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node.query(f"optimize table dev_data final")
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prod_reads_after = int(
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node.query(
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f"select dequeued_requests from system.scheduler where resource='network_read' and path='/prio/fair/prod_mutations'"
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).strip()
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)
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prod_writes_after = int(
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node.query(
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f"select dequeued_requests from system.scheduler where resource='network_write' and path='/prio/fair/prod_mutations'"
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).strip()
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)
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dev_reads_after = int(
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node.query(
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f"select dequeued_requests from system.scheduler where resource='network_read' and path='/prio/fair/dev_mutations'"
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).strip()
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)
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dev_writes_after = int(
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node.query(
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f"select dequeued_requests from system.scheduler where resource='network_write' and path='/prio/fair/dev_mutations'"
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).strip()
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)
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assert prod_reads_before < prod_reads_after
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assert prod_writes_before < prod_writes_after
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assert dev_reads_before < dev_reads_after
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assert dev_writes_before < dev_writes_after
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def test_merge_workload_change():
|
|
node.query(
|
|
f"""
|
|
drop table if exists data;
|
|
create table data (key UInt64 CODEC(NONE)) engine=MergeTree() order by tuple() settings min_bytes_for_wide_part=1e9, storage_policy='s3';
|
|
"""
|
|
)
|
|
|
|
for env in ["prod", "dev"]:
|
|
update_workloads_config(merge_workload=f"{env}_merges")
|
|
|
|
reads_before = int(
|
|
node.query(
|
|
f"select dequeued_requests from system.scheduler where resource='network_read' and path='/prio/fair/{env}_merges'"
|
|
).strip()
|
|
)
|
|
writes_before = int(
|
|
node.query(
|
|
f"select dequeued_requests from system.scheduler where resource='network_write' and path='/prio/fair/{env}_merges'"
|
|
).strip()
|
|
)
|
|
|
|
node.query(f"insert into data select * from numbers(1e4)")
|
|
node.query(f"insert into data select * from numbers(2e4)")
|
|
node.query(f"insert into data select * from numbers(3e4)")
|
|
node.query(f"optimize table data final")
|
|
|
|
reads_after = int(
|
|
node.query(
|
|
f"select dequeued_requests from system.scheduler where resource='network_read' and path='/prio/fair/{env}_merges'"
|
|
).strip()
|
|
)
|
|
writes_after = int(
|
|
node.query(
|
|
f"select dequeued_requests from system.scheduler where resource='network_write' and path='/prio/fair/{env}_merges'"
|
|
).strip()
|
|
)
|
|
|
|
assert reads_before < reads_after
|
|
assert writes_before < writes_after
|
|
|
|
|
|
def test_mutation_workload_change():
|
|
node.query(
|
|
f"""
|
|
drop table if exists data;
|
|
create table data (key UInt64 CODEC(NONE)) engine=MergeTree() order by tuple() settings min_bytes_for_wide_part=1e9, storage_policy='s3';
|
|
"""
|
|
)
|
|
|
|
for env in ["prod", "dev"]:
|
|
update_workloads_config(mutation_workload=f"{env}_mutations")
|
|
|
|
node.query(f"insert into data select * from numbers(1e4)")
|
|
node.query(f"optimize table data final")
|
|
|
|
reads_before = int(
|
|
node.query(
|
|
f"select dequeued_requests from system.scheduler where resource='network_read' and path='/prio/fair/{env}_mutations'"
|
|
).strip()
|
|
)
|
|
writes_before = int(
|
|
node.query(
|
|
f"select dequeued_requests from system.scheduler where resource='network_write' and path='/prio/fair/{env}_mutations'"
|
|
).strip()
|
|
)
|
|
|
|
node.query(f"alter table data update key = 1 where key = 42")
|
|
node.query(f"optimize table data final")
|
|
|
|
reads_after = int(
|
|
node.query(
|
|
f"select dequeued_requests from system.scheduler where resource='network_read' and path='/prio/fair/{env}_mutations'"
|
|
).strip()
|
|
)
|
|
writes_after = int(
|
|
node.query(
|
|
f"select dequeued_requests from system.scheduler where resource='network_write' and path='/prio/fair/{env}_mutations'"
|
|
).strip()
|
|
)
|
|
|
|
assert reads_before < reads_after
|
|
assert writes_before < writes_after
|