mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-11 18:14:03 +00:00
42ab02a810
Sometimes [1] 5 seconds is not enough, since drain_timeout is 3 seconds,
and 2 seconds sometimes is not enough to do other things, especially
under sanitizers:
E Code: 159. DB::Exception: Received from 172.16.1.2:9000. DB::Exception: Timeout exceeded: elapsed 5.019254094 seconds, maximum: 5. Stack trace:
[1]: https://s3.amazonaws.com/clickhouse-test-reports/0/826f7cb0f53e20e67ef52800cb735bb88a6de658/integration_tests__thread__actions__[4/4].html
37 lines
1.1 KiB
Python
37 lines
1.1 KiB
Python
# pylint: disable=redefined-outer-name
|
|
# pylint: disable=unused-argument
|
|
|
|
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):
|
|
def execute_queries(_):
|
|
for _ in range(100):
|
|
node.query('select * from t where number = 0 limit 2', settings={
|
|
'sleep_in_receive_cancel_ms': int(10e6),
|
|
'max_execution_time': 5,
|
|
# decrease drain_timeout to make test more stable
|
|
# (another way is to increase max_execution_time, but this will make test slower)
|
|
'drain_timeout': 1,
|
|
})
|
|
|
|
any(map(execute_queries, range(10)))
|