mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-09-21 09:10:48 +00:00
83 lines
2.8 KiB
Bash
Executable File
83 lines
2.8 KiB
Bash
Executable File
#!/usr/bin/env bash
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CURDIR=$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)
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. $CURDIR/../shell_config.sh
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for i in `seq 4`; do
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$CLICKHOUSE_CLIENT -q "DROP TABLE IF EXISTS replica_01108_$i"
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$CLICKHOUSE_CLIENT -q "DROP TABLE IF EXISTS replica_01108_${i}_tmp"
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$CLICKHOUSE_CLIENT -q "CREATE TABLE replica_01108_$i (n int) ENGINE=ReplicatedMergeTree('/clickhouse/tables/replica_01108_$i', 'replica') ORDER BY tuple()"
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$CLICKHOUSE_CLIENT -q "INSERT INTO replica_01108_$i SELECT * FROM system.numbers LIMIT $i * 10, 10"
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done
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function rename_thread_1()
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{
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while true; do
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$CLICKHOUSE_CLIENT -q "RENAME TABLE replica_01108_1 TO replica_01108_1_tmp,
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replica_01108_2 TO replica_01108_2_tmp,
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replica_01108_3 TO replica_01108_3_tmp,
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replica_01108_4 TO replica_01108_4_tmp";
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sleep 0.$RANDOM;
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done
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}
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function rename_thread_2()
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{
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while true; do
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$CLICKHOUSE_CLIENT -q "RENAME TABLE replica_01108_1_tmp TO replica_01108_2,
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replica_01108_2_tmp TO replica_01108_3,
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replica_01108_3_tmp TO replica_01108_4,
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replica_01108_4_tmp TO replica_01108_1";
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sleep 0.$RANDOM;
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done
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}
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function restart_thread_1()
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{
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while true; do
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$CLICKHOUSE_CLIENT -q "SYSTEM RESTART REPLICAS";
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sleep 0.$RANDOM;
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done
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}
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function restart_thread_2()
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{
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while true; do
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$CLICKHOUSE_CLIENT -q "SYSTEM RESTART REPLICAS";
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sleep 0.$RANDOM;
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done
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}
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export -f rename_thread_1;
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export -f rename_thread_2;
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export -f restart_thread_1;
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export -f restart_thread_2;
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TIMEOUT=10
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timeout $TIMEOUT bash -c rename_thread_1 2> /dev/null &
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timeout $TIMEOUT bash -c rename_thread_2 2> /dev/null &
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timeout $TIMEOUT bash -c restart_thread_1 2> /dev/null &
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timeout $TIMEOUT bash -c restart_thread_2 2> /dev/null &
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wait
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for i in `seq 4`; do
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$CLICKHOUSE_CLIENT -q "SYSTEM SYNC REPLICA replica_01108_$i" >/dev/null 2>&1
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$CLICKHOUSE_CLIENT -q "SYSTEM SYNC REPLICA replica_01108_${i}_tmp" >/dev/null 2>&1
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done
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while [[ `$CLICKHOUSE_CLIENT -q "SELECT count() FROM system.processes WHERE query LIKE 'RENAME%'"` -gt 0 ]]; do
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sleep 1
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done;
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$CLICKHOUSE_CLIENT -q "SELECT replaceOne(name, '_tmp', '') FROM system.tables WHERE database = currentDatabase() AND match(name, '^replica_01108_')"
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$CLICKHOUSE_CLIENT -q "SELECT sum(n), count(n) FROM merge(currentDatabase(), '^replica_01108_') GROUP BY position(_table, 'tmp')"
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for i in `seq 4`; do
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$CLICKHOUSE_CLIENT -q "DROP TABLE IF EXISTS replica_01108_$i NO DELAY"
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$CLICKHOUSE_CLIENT -q "DROP TABLE IF EXISTS replica_01108_${i}_tmp NO DELAY"
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done
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sleep 2
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