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https://github.com/ClickHouse/ClickHouse.git
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59 lines
3.4 KiB
Bash
Executable File
59 lines
3.4 KiB
Bash
Executable File
#!/usr/bin/env bash
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QUERIES_FILE=$1
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DEBUG_MODE=$2
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function random {
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cat /dev/urandom | LC_ALL=C tr -dc 'a-zA-Z' | fold -w ${1:-8} | head -n 1
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}
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while read line; do
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query="$line"
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echo "Query: $query"
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function execute()
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{
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query_id=$(random)
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echo "query id: $query_id"
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result=($(clickhouse-client --time --query_id "$query_id" -q "$query" 2>&1))
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query_result=${result[0]}
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total_time=${result[1]}
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clickhouse-client -q "system flush logs"
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time_executing=$(clickhouse-client -q "select query_duration_ms / 1000 from system.query_log where type='QueryFinish' and query_id = '$query_id'")
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time_reading_from_prefetch=$(clickhouse-client -q "select ProfileEvents['AsynchronousRemoteReadWaitMicroseconds'] / 1000 / 1000 from system.query_log where type='QueryFinish' and query_id = '$query_id'")
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time_reading_without_prefetch=$(clickhouse-client -q "select ProfileEvents['SynchronousRemoteReadWaitMicroseconds'] / 1000 / 1000 from system.query_log where type='QueryFinish' and query_id = '$query_id'")
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function print()
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{
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echo " $1: $2"
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}
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print "time executing query" $time_executing
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print "time reading data with prefetch" $time_reading_from_prefetch
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print "time reading data without prefetch" $time_reading_without_prefetch
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if (( $DEBUG_MODE == 1 )); then
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remote_profiles=$(clickhouse-client -q "select mapExtractKeyLike(ProfileEvents, '%RemoteFS%') from system.query_log where type='QueryFinish' and query_id = '$query_id'")
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threadpool_profiles=$(clickhouse-client -q "select mapExtractKeyLike(ProfileEvents, '%ThreadpoolReader%') from system.query_log where type='QueryFinish' and query_id = '$query_id'")
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s3_profiles=$(clickhouse-client -q "select mapExtractKeyLike(ProfileEvents, '%S3%') from system.query_log where type='QueryFinish' and query_id = '$query_id'")
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max_parallel_read_tasks=$(clickhouse-client -q "select AsyncReadCounters['max_parallel_read_tasks'] from system.query_log where type='QueryFinish' and query_id = '$query_id'")
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max_parallel_prefetch_tasks=$(clickhouse-client -q "select AsyncReadCounters['max_parallel_prefetch_tasks'] from system.query_log where type='QueryFinish' and query_id = '$query_id'")
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total_prefetch_tasks=$(clickhouse-client -q "select AsyncReadCounters['total_prefetch_tasks'] from system.query_log where type='QueryFinish' and query_id = '$query_id'")
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init=$(clickhouse-client -q "select ProfileEvents['PrefetchedReadBufferInitMS'] / 1000 from system.query_log where type='QueryFinish' and query_id = '$query_id'")
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wait_prefetch_task=$(clickhouse-client -q "select ProfileEvents['WaitPrefetchTaskMicroseconds'] / 1000 / 1000 from system.query_log where type='QueryFinish' and query_id = '$query_id'")
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print "max parallel read tasks" $max_parallel_read_tasks
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print "max parallel prefetch tasks" $max_parallel_prefetch_tasks
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print "total prefetch tasks" $total_prefetch_tasks
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print "init tasks time" $init
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print "wait prefetch task" $wait_prefetch_task
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print "remote reader profile events" $remote_profiles
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print "threadpool profile events" $threadpool_profiles
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print "s3 profile events" $s3_profiles
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fi
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}
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execute
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done < $QUERIES_FILE
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