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Added failing test

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This commit is contained in:
Alexey Milovidov 2019-08-16 04:28:09 +03:00
parent cf9b41549d
commit ab827ca6f3
2 changed files with 71 additions and 0 deletions
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dbms/tests/queries/0_stateless/00991_system_parts_race_condition.reference Normal file
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dbms/tests/queries/0_stateless/00991_system_parts_race_condition.sh Executable file
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#!/usr/bin/env bash
CURDIR=$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)
. $CURDIR/../shell_config.sh
set -e
$CLICKHOUSE_CLIENT -q "DROP TABLE IF EXISTS alter_table"
$CLICKHOUSE_CLIENT -q "CREATE TABLE alter_table (a UInt8, b Int16, c Float32, d String, e Array(UInt8), f Nullable(UUID), g Tuple(UInt8, UInt16)) ENGINE = MergeTree ORDER BY a PARTITION BY b % 10 SETTINGS old_parts_lifetime = 1"
function thread1()
{
while true; do $CLICKHOUSE_CLIENT --query "SELECT * FROM system.parts FORMAT Null"; done
}
function thread2()
{
while true; do $CLICKHOUSE_CLIENT -n --query "ALTER TABLE alter_table ADD COLUMN h String; ALTER TABLE alter_table MODIFY COLUMN h UInt64; ALTER TABLE alter_table DROP COLUMN h;"; done
}
function thread3()
{
while true; do $CLICKHOUSE_CLIENT -q "INSERT INTO alter_table SELECT rand(1), rand(2), 1 / rand(3), toString(rand(4)), [rand(5), rand(6)], rand(7) % 2 ? NULL : generateUUIDv4(), (rand(8), rand(9)) FROM numbers(100000)"; done
}
function thread4()
{
while true; do $CLICKHOUSE_CLIENT -q "OPTIMIZE TABLE alter_table FINAL"; done
}
function thread5()
{
while true; do $CLICKHOUSE_CLIENT -q "ALTER TABLE alter_table DELETE WHERE rand() % 2 = 1"; done
}
# https://stackoverflow.com/questions/9954794/execute-a-shell-function-with-timeout
export -f thread1;
export -f thread2;
export -f thread3;
export -f thread4;
export -f thread5;
TIMEOUT=30
timeout $TIMEOUT bash -c thread1 2> /dev/null &
timeout $TIMEOUT bash -c thread2 2> /dev/null &
timeout $TIMEOUT bash -c thread3 2> /dev/null &
timeout $TIMEOUT bash -c thread4 2> /dev/null &
timeout $TIMEOUT bash -c thread5 2> /dev/null &
timeout $TIMEOUT bash -c thread1 2> /dev/null &
timeout $TIMEOUT bash -c thread2 2> /dev/null &
timeout $TIMEOUT bash -c thread3 2> /dev/null &
timeout $TIMEOUT bash -c thread4 2> /dev/null &
timeout $TIMEOUT bash -c thread5 2> /dev/null &
timeout $TIMEOUT bash -c thread1 2> /dev/null &
timeout $TIMEOUT bash -c thread2 2> /dev/null &
timeout $TIMEOUT bash -c thread3 2> /dev/null &
timeout $TIMEOUT bash -c thread4 2> /dev/null &
timeout $TIMEOUT bash -c thread5 2> /dev/null &
timeout $TIMEOUT bash -c thread1 2> /dev/null &
timeout $TIMEOUT bash -c thread2 2> /dev/null &
timeout $TIMEOUT bash -c thread3 2> /dev/null &
timeout $TIMEOUT bash -c thread4 2> /dev/null &
timeout $TIMEOUT bash -c thread5 2> /dev/null &
wait
$CLICKHOUSE_CLIENT -q "DROP TABLE alter_table"