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52 lines
2.5 KiB
Python
52 lines
2.5 KiB
Python
import pytest
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import os
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from helpers.cluster import ClickHouseCluster
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@pytest.fixture(scope="function")
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def cluster(request):
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SCRIPT_DIR = os.path.dirname(os.path.realpath(__file__))
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cluster = ClickHouseCluster(__file__)
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try:
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if request.param == "memory":
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node = cluster.add_instance('node', main_configs=['configs/enable_dictionaries.xml', 'configs/dictionaries/complex_key_cache_string.xml'])
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if request.param == "ssd":
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node = cluster.add_instance('node', main_configs=['configs/enable_dictionaries.xml', 'configs/dictionaries/ssd_complex_key_cache_string.xml'])
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cluster.start()
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node.query("create table radars_table (radar_id String, radar_ip String, client_id String) engine=MergeTree() order by radar_id")
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yield cluster
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finally:
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cluster.shutdown()
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@pytest.mark.parametrize("cluster", ["memory", "ssd"], indirect=True)
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def test_memory_consumption(cluster):
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node = cluster.instances['node']
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node.query("insert into radars_table select toString(rand() % 5000), '{0}', '{0}' from numbers(1000)".format('w' * 8))
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node.query("insert into radars_table select toString(rand() % 5000), '{0}', '{0}' from numbers(1000)".format('x' * 16))
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node.query("insert into radars_table select toString(rand() % 5000), '{0}', '{0}' from numbers(1000)".format('y' * 32))
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node.query("insert into radars_table select toString(rand() % 5000), '{0}', '{0}' from numbers(1000)".format('z' * 64))
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# Fill dictionary
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node.query("select dictGetString('radars', 'client_id', tuple(toString(number))) from numbers(0, 5000)")
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allocated_first = int(node.query("select bytes_allocated from system.dictionaries where name = 'radars'").strip())
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alloc_array = []
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for i in xrange(5):
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node.query("select dictGetString('radars', 'client_id', tuple(toString(number))) from numbers(0, 5000)")
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allocated = int(node.query("select bytes_allocated from system.dictionaries where name = 'radars'").strip())
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alloc_array.append(allocated)
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# size doesn't grow
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assert all(allocated_first >= a for a in alloc_array)
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for i in xrange(5):
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node.query("select dictGetString('radars', 'client_id', tuple(toString(number))) from numbers(0, 5000)")
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allocated = int(node.query("select bytes_allocated from system.dictionaries where name = 'radars'").strip())
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alloc_array.append(allocated)
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# size doesn't grow
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assert all(allocated_first >= a for a in alloc_array)
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