Added stress test variant that is as simple to run as ./stress

dbms/tests/stress

@@ -0,0 +1,23 @@
+#!/usr/bin/env bash
+
+# https://stackoverflow.com/questions/360201/how-do-i-kill-background-processes-jobs-when-my-shell-script-exits
+trap 'kill -9 $(jobs -p)' EXIT
+
+function thread()
+{
+    while true; do
+        ./clickhouse-test --order random 2>&1 | awk '{ printf "'$1' " }'
+    done
+}
+
+# https://stackoverflow.com/questions/9954794/execute-a-shell-function-with-timeout
+export -f thread;
+
+NUM_THREADS=16
+TIMEOUT=300
+
+for i in $(seq 1 $NUM_THREADS); do
+    timeout $TIMEOUT bash -c "thread $i" 2> /dev/null &
+done
+
+wait