path: ceph_18.2.7+ds-1.1/src/rocksdb/tools/regression_test.sh
  # But first, make best effort to kill any db_bench that have run for more
  # than 12 hours, as that indicates a hung or runaway process.
  kill_old_cmd='for PID in $(pidof db_bench); do [ "$(($(stat -c %Y /proc/$PID) + 43200))" -lt "$(date +%s)" ] && echo "Killing old db_bench $PID" && kill $PID && sleep 5 && kill -9 $PID && sleep 5; done; pidof --version > /dev/null'
  if ! [ -z "$REMOTE_USER_AT_HOST" ]; then
    pids_cmd="$SSH $REMOTE_USER_AT_HOST '$pids_cmd'"