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Merge pull request #23883 from ClickHouse/delete-bad-test-in-memory-parts

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@CurtizJ convinced me that this test has to be deleted
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alexey-milovidov 2021-05-05 13:27:57 +03:00 committed by GitHub
commit 3a5e95359a
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tests/integration/test_polymorphic_parts/test.py
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@ -376,74 +376,6 @@ def test_in_memory(start_cluster):
"Wide\t1\n")
def test_in_memory_wal(start_cluster):
# Merges are disabled in config
for i in range(5):
insert_random_data('wal_table', node11, 50)
node12.query("SYSTEM SYNC REPLICA wal_table", timeout=20)
def check(node, rows, parts):
node.query("SELECT count() FROM wal_table") == "{}\n".format(rows)
node.query(
"SELECT count() FROM system.parts WHERE table = 'wal_table' AND part_type = 'InMemory'") == "{}\n".format(
parts)
check(node11, 250, 5)
check(node12, 250, 5)
# WAL works at inserts
node11.restart_clickhouse(kill=True)
check(node11, 250, 5)
# WAL works at fetches
node12.restart_clickhouse(kill=True)
check(node12, 250, 5)
insert_random_data('wal_table', node11, 50)
node12.query("SYSTEM SYNC REPLICA wal_table", timeout=20)
# Disable replication
with PartitionManager() as pm:
pm.partition_instances(node11, node12)
check(node11, 300, 6)
wal_file = "/var/lib/clickhouse/data/default/wal_table/wal.bin"
# Corrupt wal file
# Truncate it to it's size minus 10 bytes
node11.exec_in_container(['bash', '-c', 'truncate --size="$(($(stat -c "%s" {}) - 10))" {}'.format(wal_file, wal_file)],
privileged=True, user='root')
node11.restart_clickhouse(kill=True)
# Broken part is lost, but other restored successfully
check(node11, 250, 5)
# WAL with blocks from 0 to 4
broken_wal_file = "/var/lib/clickhouse/data/default/wal_table/wal_0_4.bin"
# Check file exists
node11.exec_in_container(['bash', '-c', 'test -f {}'.format(broken_wal_file)])
# Fetch lost part from replica
node11.query("SYSTEM SYNC REPLICA wal_table", timeout=20)
check(node11, 300, 6)
# Check that new data is written to new wal, but old is still exists for restoring
# Check file not empty
node11.exec_in_container(['bash', '-c', 'test -s {}'.format(wal_file)])
# Check file exists
node11.exec_in_container(['bash', '-c', 'test -f {}'.format(broken_wal_file)])
# Data is lost without WAL
node11.query("ALTER TABLE wal_table MODIFY SETTING in_memory_parts_enable_wal = 0")
with PartitionManager() as pm:
pm.partition_instances(node11, node12)
insert_random_data('wal_table', node11, 50)
check(node11, 350, 7)
node11.restart_clickhouse(kill=True)
check(node11, 300, 6)
def test_in_memory_wal_rotate(start_cluster):
# Write every part to single wal
node11.query("ALTER TABLE restore_table MODIFY SETTING write_ahead_log_max_bytes = 10")