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dmachr2's avatar
dmachr2
Aspirant
Aug 26, 2020

Formerly "Volume Degraded" drive is now fine after recovery

One of my drives recently said "volume degraded", (Western Digital Red, WD40EFRX) but then after a few days of automatic data recovery, the disk reads as healthy. I had started an RMA with WD, but should I send it back? Even though it says healthy now, should I worry about it? The 4 drives (4tb each) are in RAID 5, so data wasn't lost in the process... I dont want to send something back if i dont need to

12 Replies

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  • StephenB's avatar
    StephenB
    Guru - Experienced User

    Have you looked at the smart stats?

     

    Using the green icons in RAIDar or the web ui isn't a good way to assess disk health.

    • dmachr2's avatar
      dmachr2
      Aspirant

      OH good call. Just checked the logs... opened up "status" file. Is this what you mean? Below is some recent logs from it

       

      [20/08/23 11:24:43 EDT] notice:volume:LOGMSG_RESILVERCOMPLETE_DEGRADED_VOLUME The resync operation finished on volume data. However, the volume is still degraded.
      [20/08/23 11:25:45 EDT] notice:disk:LOGMSG_ADD_DISK Disk Model:WDC WD40EFRX-68N32N0 Serial:WD-WCC7K1SFPUH7 was added to Channel 1 of the head unit.
      [20/08/23 11:26:00 EDT] notice:volume:LOGMSG_RESILVERSTARTED_VOLUME Resyncing started for Volume data.
      [20/08/24 01:00:16 EDT] warning:volume:LOGMSG_HEALTH_VOLUME_WARN Volume data is Degraded.
      [20/08/24 11:50:24 EDT] info:system:LOGMSG_READYNASD_ABORTED_NOINFO ReadyNASOS service or process was restarted.
      [20/08/24 11:50:27 EDT] warning:volume:LOGMSG_HEALTH_VOLUME_WARN Volume data is Degraded.
      [20/08/24 11:50:27 EDT] notice:volume:LOGMSG_RESILVERSTARTED_VOLUME Resyncing started for Volume data.
      [20/08/24 11:50:27 EDT] warning:system:LOGMSG_SENT_ALERT_MESG_FAILED Alert message failed to send.
      [20/08/24 11:50:51 EDT] info:system:LOGMSG_START_READYNASD ReadyNASOS background service started.
      [20/08/25 01:00:44 EDT] warning:volume:LOGMSG_HEALTH_VOLUME_WARN Volume data is Degraded.
      [20/08/26 01:00:36 EDT] warning:volume:LOGMSG_HEALTH_VOLUME_WARN Volume data is Degraded.
      [20/08/26 07:59:41 EDT] notice:volume:LOGMSG_RESILVERCOMPLETE_VOLUME Volume data is resynced.
      [20/08/26 07:59:42 EDT] notice:volume:LOGMSG_HEALTH_VOLUME Volume data health changed from Degraded to Redundant.
      [20/08/26 07:59:43 EDT] notice:disk:LOGMSG_ZFS_DISK_STATUS_CHANGED Disk in channel 1 (Internal) changed state from RESYNC to ONLINE.

      • JohnCM_S's avatar
        JohnCM_S
        NETGEAR Employee Retired

        Hi dmachr2,

         

        You may open the disk_info.log to check the SMART stats of the disks.


        Regards,