mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-12-15 19:02:04 +00:00
117 lines
4.7 KiB
Python
Executable File
117 lines
4.7 KiB
Python
Executable File
#!/usr/bin/python3
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import os
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import sys
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import itertools
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import clickhouse_driver
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import xml.etree.ElementTree as et
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import argparse
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import pprint
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import time
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import traceback
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parser = argparse.ArgumentParser(description='Run performance test.')
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# Explicitly decode files as UTF-8 because sometimes we have Russian characters in queries, and LANG=C is set.
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parser.add_argument('file', metavar='FILE', type=argparse.FileType('r', encoding='utf-8'), nargs=1, help='test description file')
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parser.add_argument('--host', nargs='*', default=['127.0.0.1', '127.0.0.1'])
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parser.add_argument('--port', nargs='*', default=[9001, 9002])
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parser.add_argument('--runs', type=int, default=int(os.environ.get('CHPC_RUNS', 7)))
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args = parser.parse_args()
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tree = et.parse(args.file[0])
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root = tree.getroot()
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# Check main metric
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main_metric_element = root.find('main_metric/*')
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if main_metric_element is not None and main_metric_element.tag != 'min_time':
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raise Exception('Only the min_time main metric is supported. This test uses \'{}\''.format(main_metric_element.tag))
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# FIXME another way to detect infinite tests. They should have an appropriate main_metric but sometimes they don't.
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infinite_sign = root.find('.//average_speed_not_changing_for_ms')
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if infinite_sign is not None:
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raise Exception('Looks like the test is infinite (sign 1)')
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# Open connections
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servers = [{'host': host, 'port': port} for (host, port) in zip(args.host, args.port)]
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connections = [clickhouse_driver.Client(**server) for server in servers]
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# Check tables that should exist
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tables = [e.text for e in root.findall('preconditions/table_exists')]
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for t in tables:
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for c in connections:
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res = c.execute("show create table {}".format(t))
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# Apply settings
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settings = root.findall('settings/*')
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for c in connections:
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for s in settings:
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c.execute("set {} = '{}'".format(s.tag, s.text))
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# Process substitutions
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subst_elems = root.findall('substitutions/substitution')
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parameter_keys = [] # ['table', 'limit' ]
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parameter_value_arrays = [] # [['hits_100m', 'hits_10m'], ['1', '10']]
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parameter_combinations = [] # [{table: hits_100m, limit: 1}, ...]
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for se in subst_elems:
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parameter_keys.append(se.find('name').text)
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parameter_value_arrays.append([v.text for v in se.findall('values/value')])
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parameter_combinations = [dict(zip(parameter_keys, parameter_combination)) for parameter_combination in itertools.product(*parameter_value_arrays)]
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def substitute_parameters(query_templates, parameter_combinations):
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return list(set([template.format(**parameters) for template, parameters in itertools.product(query_templates, parameter_combinations)]))
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# Run drop queries, ignoring errors
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drop_query_templates = [q.text for q in root.findall('drop_query')]
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drop_queries = substitute_parameters(drop_query_templates, parameter_combinations)
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for c in connections:
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for q in drop_queries:
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try:
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c.execute(q)
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except:
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traceback.print_exc()
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pass
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# Run create queries
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create_query_templates = [q.text for q in root.findall('create_query')]
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create_queries = substitute_parameters(create_query_templates, parameter_combinations)
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for c in connections:
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for q in create_queries:
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c.execute(q)
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# Run fill queries
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fill_query_templates = [q.text for q in root.findall('fill_query')]
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fill_queries = substitute_parameters(fill_query_templates, parameter_combinations)
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for c in connections:
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for q in fill_queries:
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c.execute(q)
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# Run test queries
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def tsv_escape(s):
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return s.replace('\\', '\\\\').replace('\t', '\\t').replace('\n', '\\n').replace('\r','')
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test_query_templates = [q.text for q in root.findall('query')]
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test_queries = substitute_parameters(test_query_templates, parameter_combinations)
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for q in test_queries:
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# Track the time spent by the client to process this query, so that we can notice
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# out the queries that take long to process on the client side, e.g. by sending
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# excessive data.
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start_seconds = time.perf_counter()
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server_seconds = 0
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for run in range(0, args.runs):
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for conn_index, c in enumerate(connections):
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res = c.execute(q)
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print('query\t' + tsv_escape(q) + '\t' + str(run) + '\t' + str(conn_index) + '\t' + str(c.last_query.elapsed))
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server_seconds += c.last_query.elapsed
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client_seconds = time.perf_counter() - start_seconds
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print('client-time\t{}\t{}\t{}'.format(tsv_escape(q), client_seconds, server_seconds))
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# Run drop queries
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drop_query_templates = [q.text for q in root.findall('drop_query')]
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drop_queries = substitute_parameters(drop_query_templates, parameter_combinations)
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for c in connections:
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for q in drop_queries:
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c.execute(q)
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