EMS log reports "disk.ioRecoveredError.retry"

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Category:: disk-drives

Specialty:: hw

Last Updated:

Applies to

AFF and FAS
ONTAP 9
One or multiple disks

Issue

Multiple SCSI Errors in the event log on all nodes:

::> event log show -event *scsi* Time Node Severity Event ----------------- --------- -------- --------------------------- 1/2/2022 01:10:01 node_name ERROR scsi.cmd.checkCondition: Disk device 0a.0.1: Check Condition: CDB 0x28:00000008:0008: Sense Data SCSI:recovered error - (0x1 - 0xb 0x4 0x0)(7). 1/2/2022 02:21:02 node_name ERROR scsi.cmd.checkCondition: Disk device 0a.0.1: Check Condition: CDB 0x2f:46b6c000:0400: Sense Data SCSI:recovered error - (0x1 - 0xb 0x4 0x0)(15). 1/2/2022 03:32:03 node_name ERROR scsi.cmd.checkCondition: Disk device 0a.0.1: Check Condition: CDB 0x2f:1e23b400:0400: Sense Data SCSI:recovered error - (0x1 - 0xb 0x4 0x0)(13).

Multiple EMS messages with SCSI recovered errors and sectors reassigned:

[node_name: isp2400_intrd: scsi.cmd.checkCondition:error]: Disk device 0a.0.1: Check Condition: CDB 0x28:884ca070:0120: Sense Data SCSI:recovered error - (0x1 - 0x17 0x2 0x1)(1188).

[node_name: disk_server_0: disk.ioRecoveredError.retry:info]: Recovered error on disk 0a.0.1: op 0x28:884ca070:0120 sector 2286723192 SCSI:recovered error - Disk used internal retry algorithm to obtain data (1 17 2 1) (1188) Disk 0a.0.1 Shelf 0 Bay 1 [NETAPP X343_SSKBE1T8A10 NA03] S/N [ABC12D3E] UID [...]

[node_name: disk_server_0: disk.ioReassignSuccess:notice]: disk 0a.0.1: sector 2286723192 was reassigned (171). Disk 0a.0.1 Shelf 0 Bay 1 [NETAPP X343_SSKBE1T8A10 NA03] S/N [ABC12D3E] UID [...]

RAID errors repaired successfully:

[node_name: raidio_thread: raid_read_media_err_1:notice]: params: {'disk_rpm': '7200', 'vendor': 'NETAPP ', 'firmware_revision': 'NA03', 'shelf': '0', 'disk_info': 'Disk /aggr/plex0/rg0/0a.00.1 Shelf 0 Bay 1 [NETAPP X343_SSKBE1T8A10 NA03] S/N [ABC12D3E]', 'site': 'Local', 'bay': '1', 'carrier': '', 'serialno': 'ABC12D3E', 'owner': '', 'model': 'X343_SSKBE1T8A10 ', 'disk_type': '8', 'blockNum': '0123456789'}

[node_name: raidio_thread: raid_rg_readerr_repair_data_1:notice]: params: {'site': 'Local', 'disk_rpm': '7200', 'vendor': 'NETAPP ', 'firmware_revision': 'NA03', 'shelf': '0', 'disk_info': 'Disk /aggr/plex0/rg0/0a.00.1 Shelf 0 Bay 1 [NETAPP X343_SSKBE1T8A10 NA03] S/N [ABC12D3E]', 'vbn': '9876543210', 'bay': '17', 'carrier': '', 'serialno': 'ABC12D3E', 'owner': '', 'model: 'X343_SSKBE1T8A10', 'disk_type': '8', 'blockNum': '0123456789'}

And/or medium errors reported:

[node_name: disk_server_1: disk.ioMediumError:notice]: Medium error on disk 0a.0.1: op 0x2f:9a010400:0400 sector 0123456789 SCSI:medium error - Unrecovered read error - If the disk is in a RAID group, the subsystem will attempt to reconstruct unreadable data (3 11 ff 0) (4368) Disk 0a.0.1 Shelf 0 Bay 1 [NETAPP X343_SSKBE1T8A10 NA03] S/N [ABC12D3E] UID [...]