ThetaDev/zfsmon
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simple monitoring tool for ZFS
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README.md

zfsmon

zfsmon is a simple monitoring tool for ZFS. You can run it in regular intervals with cron and it will send you email notifications when

  • a scrub completes
  • new read/write/checksum errors occurred
  • a vdev becomes degraded/offline
  • you are running low on disk space
*/5 * * * * /usr/bin/zfsmon -pool tank -m name@example.com

CLI arguments

  • -pool Name of the ZFS pool to monitor
  • -sendmail Path to the sendmail-compatible application that sends the emails (sendmail by default)
  • -m E-Mail address
  • -f File to store last scan result for comparison (default: ./last_scan.yaml or /etc/zfsmon/last_scan.yaml if running as root)
  • -log Log file (default: ./zfsmon.log or /etc/zfsmon/zfsmon.log if running as root)
  • -space Pool fill level in percent to warn at (default: 90%)