mirror of
https://github.com/ClickHouse/ClickHouse.git
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237 lines
10 KiB
Python
Executable File
237 lines
10 KiB
Python
Executable File
#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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from multiprocessing import cpu_count
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from subprocess import Popen, call, check_output, STDOUT
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import os
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import argparse
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import logging
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import time
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def get_options(i, backward_compatibility_check):
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options = []
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client_options = []
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if 0 < i:
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options.append("--order=random")
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if i % 3 == 1:
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options.append("--db-engine=Ordinary")
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if i % 3 == 2 and not backward_compatibility_check:
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options.append('''--db-engine="Replicated('/test/db/test_{}', 's1', 'r1')"'''.format(i))
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client_options.append('allow_experimental_database_replicated=1')
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# If database name is not specified, new database is created for each functional test.
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# Run some threads with one database for all tests.
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if i % 2 == 1:
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options.append(" --database=test_{}".format(i))
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if i % 5 == 1:
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client_options.append("join_use_nulls=1")
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if i % 15 == 1:
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client_options.append("join_algorithm='parallel_hash'")
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if i % 15 == 6:
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client_options.append("join_algorithm='partial_merge'")
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if i % 15 == 11:
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client_options.append("join_algorithm='auto'")
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client_options.append('max_rows_in_join=1000')
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if i == 13:
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client_options.append('memory_tracker_fault_probability=0.001')
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if client_options:
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options.append(" --client-option " + ' '.join(client_options))
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return ' '.join(options)
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def run_func_test(cmd, output_prefix, num_processes, skip_tests_option, global_time_limit, backward_compatibility_check):
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backward_compatibility_check_option = '--backward-compatibility-check' if backward_compatibility_check else ''
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global_time_limit_option = ''
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if global_time_limit:
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global_time_limit_option = "--global_time_limit={}".format(global_time_limit)
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output_paths = [os.path.join(output_prefix, "stress_test_run_{}.txt".format(i)) for i in range(num_processes)]
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pipes = []
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for i in range(0, len(output_paths)):
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f = open(output_paths[i], 'w')
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full_command = "{} {} {} {} {}".format(cmd, get_options(i, backward_compatibility_check), global_time_limit_option, skip_tests_option, backward_compatibility_check_option)
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logging.info("Run func tests '%s'", full_command)
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p = Popen(full_command, shell=True, stdout=f, stderr=f)
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pipes.append(p)
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time.sleep(0.5)
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return pipes
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def compress_stress_logs(output_path, files_prefix):
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cmd = f"cd {output_path} && tar -zcf stress_run_logs.tar.gz {files_prefix}* && rm {files_prefix}*"
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check_output(cmd, shell=True)
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def call_with_retry(query, timeout=30, retry_count=5):
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for i in range(retry_count):
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code = call(query, shell=True, stderr=STDOUT, timeout=timeout)
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if code != 0:
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time.sleep(i)
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else:
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break
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def make_query_command(query):
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return f"""clickhouse client -q "{query}" --max_untracked_memory=1Gi --memory_profiler_step=1Gi --max_memory_usage_for_user=0"""
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def prepare_for_hung_check(drop_databases):
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# FIXME this function should not exist, but...
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# We attach gdb to clickhouse-server before running tests
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# to print stacktraces of all crashes even if clickhouse cannot print it for some reason.
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# However, it obstruct checking for hung queries.
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logging.info("Will terminate gdb (if any)")
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call_with_retry("kill -TERM $(pidof gdb)")
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# ThreadFuzzer significantly slows down server and causes false-positive hung check failures
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call_with_retry("clickhouse client -q 'SYSTEM STOP THREAD FUZZER'")
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call_with_retry(make_query_command('SELECT 1 FORMAT Null'))
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# Some tests execute SYSTEM STOP MERGES or similar queries.
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# It may cause some ALTERs to hang.
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# Possibly we should fix tests and forbid to use such queries without specifying table.
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call_with_retry(make_query_command('SYSTEM START MERGES'))
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call_with_retry(make_query_command('SYSTEM START DISTRIBUTED SENDS'))
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call_with_retry(make_query_command('SYSTEM START TTL MERGES'))
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call_with_retry(make_query_command('SYSTEM START MOVES'))
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call_with_retry(make_query_command('SYSTEM START FETCHES'))
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call_with_retry(make_query_command('SYSTEM START REPLICATED SENDS'))
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call_with_retry(make_query_command('SYSTEM START REPLICATION QUEUES'))
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call_with_retry(make_query_command('SYSTEM DROP MARK CACHE'))
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# Issue #21004, live views are experimental, so let's just suppress it
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call_with_retry(make_query_command("KILL QUERY WHERE upper(query) LIKE 'WATCH %'"))
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# Kill other queries which known to be slow
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# It's query from 01232_preparing_sets_race_condition_long, it may take up to 1000 seconds in slow builds
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call_with_retry(make_query_command("KILL QUERY WHERE query LIKE 'insert into tableB select %'"))
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# Long query from 00084_external_agregation
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call_with_retry(make_query_command("KILL QUERY WHERE query LIKE 'SELECT URL, uniq(SearchPhrase) AS u FROM test.hits GROUP BY URL ORDER BY u %'"))
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if drop_databases:
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for i in range(5):
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try:
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# Here we try to drop all databases in async mode. If some queries really hung, than drop will hung too.
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# Otherwise we will get rid of queries which wait for background pool. It can take a long time on slow builds (more than 900 seconds).
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#
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# Also specify max_untracked_memory to allow 1GiB of memory to overcommit.
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databases = check_output(make_query_command('SHOW DATABASES'), shell=True, timeout=30).decode('utf-8').strip().split()
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for db in databases:
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if db == "system":
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continue
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command = make_query_command(f'DROP DATABASE {db}')
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# we don't wait for drop
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Popen(command, shell=True)
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break
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except Exception as ex:
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logging.error("Failed to SHOW or DROP databasese, will retry %s", str(ex))
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time.sleep(i)
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else:
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raise Exception("Cannot drop databases after stress tests. Probably server consumed too much memory and cannot execute simple queries")
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# Wait for last queries to finish if any, not longer than 300 seconds
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call(make_query_command("""
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select sleepEachRow((
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select maxOrDefault(300 - elapsed) + 1
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from system.processes
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where query not like '%from system.processes%' and elapsed < 300
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) / 300)
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from numbers(300)
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format Null
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"""), shell=True, stderr=STDOUT, timeout=330)
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# Even if all clickhouse-test processes are finished, there are probably some sh scripts,
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# which still run some new queries. Let's ignore them.
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try:
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query = """clickhouse client -q "SELECT count() FROM system.processes where where elapsed > 300" """
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output = check_output(query, shell=True, stderr=STDOUT, timeout=30).decode('utf-8').strip()
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if int(output) == 0:
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return False
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except:
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pass
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return True
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if __name__ == "__main__":
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logging.basicConfig(level=logging.INFO, format='%(asctime)s %(message)s')
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parser = argparse.ArgumentParser(description="ClickHouse script for running stresstest")
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parser.add_argument("--test-cmd", default='/usr/bin/clickhouse-test')
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parser.add_argument("--skip-func-tests", default='')
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parser.add_argument("--client-cmd", default='clickhouse-client')
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parser.add_argument("--server-log-folder", default='/var/log/clickhouse-server')
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parser.add_argument("--output-folder")
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parser.add_argument("--global-time-limit", type=int, default=1800)
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parser.add_argument("--num-parallel", type=int, default=cpu_count())
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parser.add_argument('--backward-compatibility-check', action='store_true')
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parser.add_argument('--hung-check', action='store_true', default=False)
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# make sense only for hung check
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parser.add_argument('--drop-databases', action='store_true', default=False)
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args = parser.parse_args()
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if args.drop_databases and not args.hung_check:
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raise Exception("--drop-databases only used in hung check (--hung-check)")
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func_pipes = []
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func_pipes = run_func_test(args.test_cmd, args.output_folder, args.num_parallel, args.skip_func_tests, args.global_time_limit, args.backward_compatibility_check)
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logging.info("Will wait functests to finish")
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while True:
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retcodes = []
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for p in func_pipes:
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if p.poll() is not None:
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retcodes.append(p.returncode)
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if len(retcodes) == len(func_pipes):
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break
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logging.info("Finished %s from %s processes", len(retcodes), len(func_pipes))
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time.sleep(5)
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logging.info("All processes finished")
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logging.info("Compressing stress logs")
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compress_stress_logs(args.output_folder, "stress_test_run_")
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logging.info("Logs compressed")
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if args.hung_check:
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try:
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have_long_running_queries = prepare_for_hung_check(args.drop_databases)
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except Exception as ex:
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have_long_running_queries = True
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logging.error("Failed to prepare for hung check %s", str(ex))
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logging.info("Checking if some queries hung")
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cmd = ' '.join([args.test_cmd,
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# Do not track memory allocations up to 1Gi,
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# this will allow to ignore server memory limit (max_server_memory_usage) for this query.
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#
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# NOTE: memory_profiler_step should be also adjusted, because:
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#
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# untracked_memory_limit = min(settings.max_untracked_memory, settings.memory_profiler_step)
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#
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# NOTE: that if there will be queries with GROUP BY, this trick
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# will not work due to CurrentMemoryTracker::check() from
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# Aggregator code.
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# But right now it should work, since neither hung check, nor 00001_select_1 has GROUP BY.
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"--client-option", "max_untracked_memory=1Gi",
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"--client-option", "max_memory_usage_for_user=0",
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"--client-option", "memory_profiler_step=1Gi",
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# Use system database to avoid CREATE/DROP DATABASE queries
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"--database=system",
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"--hung-check",
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"00001_select_1"
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])
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res = call(cmd, shell=True, stderr=STDOUT)
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hung_check_status = "No queries hung\tOK\n"
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if res != 0 and have_long_running_queries:
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logging.info("Hung check failed with exit code {}".format(res))
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hung_check_status = "Hung check failed\tFAIL\n"
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with open(os.path.join(args.output_folder, "test_results.tsv"), 'w+') as results:
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results.write(hung_check_status)
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logging.info("Stress test finished")
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