#!/usr/bin/env bash CURDIR=$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd) # shellcheck source=../shell_config.sh . "$CURDIR"/../shell_config.sh # Sometimes 1.8 seconds are not enough due to system overload. # But if it can run in less than five seconds at least sometimes - it is enough for the test. while true do query="SELECT sleepEachRow(1) FROM remote('127.{2,3}', system.one) FORMAT Null" # 1.8 less then 2 seconds, but long enough to cover possible load peaks timeout 1.8s ${CLICKHOUSE_CURL} -sS "${CLICKHOUSE_URL}&max_distributed_connections=2&max_threads=1" -d "$query" && break done