배치별 프로세스 메트릭(CPU, Memory 등)을 시각화해 본 소감

구현 방법

cpanm Linux::GetPidstat

* * * * * user linux-get-pidstat  --no-dry_run --pid_dir=/var/tmp --mackerel_api_key=your_api_key --mackerel_service_name=your_service 2>&1 >> /tmp/linux-get-pidstat.log

$ carton exec -- linux-get-pidstat --help
Usage:
        linux-get-pidstat - command description
          Usage: command [options]
          Options:
            --pid_dir               A directory path for pid files
            --res_file              A file path to be stored results
            --interval              Interval second to be given as a pidstat argument (default:1)
            --count                 Count number to be given as a pidstat argument (default:60)
            --dry_run               Dry run mode. not run the side-effects operation (default:1) (--no-dry_run is also supported)
            --datetime              Datetime (ex. '2016-06-10 00:00:00') to be recorded
            --include_child         Flag to be enabled to include child process metrics (default:1) (--no-include_child is also suppoted)
            --max_child_limit       Number to be used for limiting pidstat multi processes (default:30) (skip this limit if 0 is specified)
            --mackerel_api_key      An api key to be used for posting to mackerel
            --mackerel_service_name An mackerel service name
          Requirement Programs: pidstat and pstree commands