mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-14 03:25:15 +00:00
37 lines
976 B
Python
37 lines
976 B
Python
import os
|
|
import sys
|
|
import time
|
|
from multiprocessing.dummy import Pool
|
|
import pytest
|
|
from helpers.cluster import ClickHouseCluster
|
|
|
|
cluster = ClickHouseCluster(__file__)
|
|
node = cluster.add_instance("node", main_configs=["configs/config.xml"])
|
|
|
|
|
|
@pytest.fixture(scope="module")
|
|
def started_cluster():
|
|
try:
|
|
cluster.start()
|
|
node.query(
|
|
'create table t (number UInt64) engine = Distributed(test_cluster_two_shards, system, numbers);'
|
|
)
|
|
yield cluster
|
|
|
|
finally:
|
|
cluster.shutdown()
|
|
|
|
|
|
def test_filled_async_drain_connection_pool(started_cluster):
|
|
busy_pool = Pool(10)
|
|
|
|
def execute_query(i):
|
|
for _ in range(100):
|
|
node.query('select * from t where number = 0 limit 2;',
|
|
settings={
|
|
"sleep_in_receive_cancel_ms": 10000000,
|
|
"max_execution_time": 5
|
|
})
|
|
|
|
p = busy_pool.map(execute_query, range(10))
|