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SANtricity System Managerダッシュボードで、コントローラドライブの大規模チャネルIOPSを定期的に記録します

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環境

  • EF300 の場合
  • SANtricity OS 11.70.3

問題

  • System Managerのダッシュボードには、通常は大量 Controller Drive Channel のIOPSが記録されます。
  • に対応 Controller Host ChannelするIOPSがありません。
  • ボリュームがWindowsホストにマッピングされている。
  • 相対ボリュームでパージされたSnapshotイメージのリポジトリフルおよびSnapshot。

  TRACE-BUFFERS log

01/24/22-18:05:38.736545 00 raidSched1      cow   vc002 Repository   imageIsFull - no room, handle full repository. b_id:48800274
01/24/22-18:05:38.736549 00 raidSched1      pitm   vc002 PITGroup    auto purge PIT, image: 5 seq: 195 b_ccvmIo: 0
01/24/22-18:05:38.743044 00 Cow00        cow   vc002 Repository   imageDelete - imageNumber:5
01/24/22-18:05:38.743046 00 Cow00        cow   vc002 Repository   imageCleanup - image:5
01/24/22-18:05:38.749882 00 intentLogRecoveryT pitm   vffff PIT      purge intent wwn:6d 03 9e a0 00 50 dd 7f 00 63 03 72 63 7c 78 f7
01/24/22-18:05:38.749896 00 intentLogRecoveryT mel   C0026 MelE      CRITICAL Event:0x7807 Cat:0x4  Pri:1 Log:0 Action:0x0  Origin:0x0
                                     ID:0x0     LUN:0xc002    Dev:0x5000c002 Data:0x00000000
                                     Snapshot image purged

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