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"Awaiting Partner Savecore" Causes SPARES_LOW During ONTAP Upgrade

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CORE
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Applies to

ONTAP 9

Issue

  • AutoSupport reports the following alert during an ONTAP upgrade.
   HA Group Notification (SPARES_LOW) ERROR Manual Upload
   
　　Pool0 spare disks
　　RAID Disk    Device      HA  SHELF BAY CHAN Pool Type  RPM  Used (MB/blks)    Phys (MB/blks)
　　---------    ------      ------------- ---- ---- ---- ----- --------------    --------------
　　Spare disks for block checksum
　　spare       0c.**.2     0c    11  2   SA:A   0   SAS 10000 1713523/3509295616 1716957/3516328368 (Awaiting partner savecore)
　　spare       0b.**.10    0b    12  10  SA:B   0  FSAS  7200 3807816/7798408704 3815447/7814037168 
  • The number of available spare disks temporarily decreases.
  • RAID groups remain healthy and online.
  • No disk media errors, checksum errors, or parity inconsistencies are observed.
  • The spare disk returns to a normal fast zeroed spare state after the upgrade process completes.

  Pool0 spare disks
  RAID Disk    Device      HA  SHELF BAY CHAN Pool Type  RPM  Used (MB/blks)    Phys (MB/blks)
  ---------    ------      ------------- ---- ---- ---- ----- --------------    --------------
  Spare disks for block checksum
 spare       0c.**.2     0c    11  2   SA:B   0   SAS 10000 1713523/3509295616 1716957/3516328368 (fast zeroed)
 spare       0b.**.10    0b    12  10  SA:A   0  FSAS  7200 3807816/7798408704 3815447/7814037168 

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