HAグループ通知のDISK SCRUB チェックサムエラーアラート

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環境

MetroCluster IP（MCCIP）
ONTAP 9

問題

システムがリモートディスクのHAグループ通知でDISK SCRUB CHECKSUM ERRORアラートを報告しました。

例：

Thu Jul 31 03:48:51 +0800 [MCC01: scsi_cmdblk_strthr_admin: scsi.cmd.checkCondition:error]: Disk device 0m.i1.3L1: Check Condition: CDB 0x28:66c11a00:0200: Sense Data SCSI:recovered error -  (0x1 - 0x17 0x6 0x0)(1129).

Thu Jul 31 03:48:51 +0800 [MCC01: disk_server_0: disk.ioRecoveredError.reassign:notice]: Recovered error on disk 0m.i1.3L1: op 0x28:66c11a00:0200 sector 1723931136 SCSI:recovered error - Disk automatically reassigned data (1 17 6 0) Disk 0m.i1.3L1 Shelf 11 Bay 1 [NETAPP  X343_TA15E1T8A10 NA02] S/N [xxxxx] UID [5000039A:382BDEE0:00000000:00000000:00000000:00000000:00000000:00000000:00000000:00000000]

 Thu Jul 31 03:48:51 +0800 [MCC01: disk_server_0: disk.IO.status:debug]: params: {'deviceName': '0m.i1.3L1', 'ETime': '1129', 'cdb': '0x28:66c11a00:0200', 'victimRetryCount': '0', 'retryCount': '0', 'timeoutRetryCount': '0', 'pathRetryCount': '0', 'adapterStatus': '0x0', 'targetStatus': '0x2', 'sSenseKey': 'SCSI:recovered error', 'sSenseCode': '', 'iSenseKey': '0x1', 'iASC': '0x17', 'iASCQ': '0x6', 'pathsTried': '0', 'basicTimeout': '14', 'returnCode': '5', 'disk_information': 'Disk 0m.i1.3L1 Shelf 11 Bay 1 [NETAPP  X343_TA15E1T8A10 NA02] S/N [xxxxx] UID [5000039A:382BDEE0:00000000:00000000:00000000:00000000:00000000:00000000:00000000:00000000]'}

Thu Jul 31 03:48:51 +0800 [MCC01: raidio_thread: raid_rg_scrub_cksum_zero_1:notice]: params: {'owner': '', 'disk_info': 'Disk /aggr1/plex4/rg1/0m.i1.3L1 Shelf 11 Bay 1 [NETAPP  X343_TA15E1T8A10 NA02] S/N [xxxxxx] UID [5000039A:382BDEE0:00000000:00000000:00000000:00000000:00000000:00000000:00000000:00000000]', 'blockNum': '215491392', 'shelf': '11', 'bay': '1', 'vendor': 'NETAPP  ', 'model': 'X343_TA15E1T8A10', 'firmware_revision': 'NA02', 'serialno': 'xxxxx', 'disk_type': '4', 'disk_rpm': '10000', 'carrier': '', 'site': 'Remote'}

Thu Jul 31 03:48:51 +0800 [MCC01: raidio_thread: raid_rg_scrub_cksum_zero_1:notice]: params: {'owner': '', 'disk_info': 'Disk /aggr1/plex4/rg1/0m.i1.3L1 Shelf 11 Bay 1 [NETAPP  X343_TA15E1T8A10 NA02] S/N [xxxxx] UID [5000039A:382BDEE0:00000000:00000000:00000000:00000000:00000000:00000000:00000000:00000000]', 'blockNum': '215491393', 'shelf': '11', 'bay': '1', 'vendor': 'NETAPP  ', 'model': 'X343_TA15E1T8A10', 'firmware_revision': 'NA02', 'serialno': 'xxxxx', 'disk_type': '4', 'disk_rpm': '10000', 'carrier': '', 'site': 'Remote'}

Thu Jul 31 03:48:51 +0800 [MCC01: raidio_thread: raid_rg_readerr_repair_cksum_error_1:notice]: params: {'owner': '', 'disk_info': 'Disk /aggr1/plex4/rg1/0m.i1.3L1 Shelf 11 Bay 1 [NETAPP  X343_TA15E1T8A10 NA02] S/N [xxxxxx] UID [5000039A:382BDEE0:00000000:00000000:00000000:00000000:00000000:00000000:00000000:00000000]', 'blockNum': '215491392', 'shelf': '11', 'bay': '1', 'vendor': 'NETAPP  ', 'model': 'X343_TA15E1T8A10', 'firmware_revision': 'NA02', 'serialno': 'xxxxx', 'disk_type': '4', 'disk_rpm': '10000', 'carrier': '', 'site': 'Remote'}

ディスク、シェルフ、ケーブル、HBAなどに関連するハードウェアエラーは見つかりませんでした。