NA51 固件上的 X4020 NVMe 驱动器可能超时并出现故障 导致多磁盘崩溃

适用场景

• ONTAP 9
• X4020A （ X4020S173A15TNQF ） NVMe 驱动器

问题描述

• 磁盘开始超时并报告 SCSI 检查条件错误和路径重试（这些错误会重复多次）：

Sun May 02 12:20:30 -0600 [CLUSTER-01: scsi_cmdblk_strthr_admin: scsi.cmd.checkCondition:error]: Disk device 0n.14L0: Check Condition: CDB 0x28:79bf3200:0040: Sense Data SCSI:aborted command -  (0xb - 0x90 0x6 0xfa)(5240). 
[?] Sun May 02 12:20:30 -0600 [CLUSTER-01: scsi_cmdblk_strthr_admin: disk.timeout.flush.start:debug]: Aggressive timeout flush started on disk 0n.14.
Sun May 02 12:20:30 -0600 [CLUSTER-01: disk_server_0: disk.IO.status:debug]: params: {'deviceName': '0n.14L0', 'returnCode': '9', 'pathRetryCount': '0', 'adapterStatus': '0x5', 'cdb': '0x28:7d726b10:0001', 'basicTimeout': '5', 'iASCQ': '0x0', 'iSenseKey': '0x0', 'sSenseCode': '', 'ETime': '5233', 'iASC': '0x0', 'victimRetryCount': '0', 'sSenseKey': 'SCSI:no sense', 'targetStatus': '0x0', 'disk_information': 'Disk 0n.14 Shelf 0 Bay 14 [NETAPP   X4020S173A15TNQF NA51] S/N [S123AB4CD45678] UID [36313230:4EC00745:00253845:00000003:00000000:00000000:00000000:00000000:00000000:00000000]', 'retryCount': '0', 'pathsTried': '0', 'timeoutRetryCount': '0'}
Sun May 02 12:20:30 -0600 [CLUSTER-01: scsi_cmdblk_strthr_admin: scsi.cmd.notReadyConditionEMSOnly:debug]: Disk device 0n.14L0: Device returns not yet ready: CDB 0x28:79bf3200:0040: Sense Data SCSI:not ready - Drive spinning up (0x2 - 0x4 0x1 0x82)(5240). 

• 这样会导致磁盘故障：

Sun May 02 12:27:12 -0600 [CLUSTER-01: scsi_cmdblk_strthr_admin: scsi.cmd.pastTimeToLive:error]: Disk device 0n.14L0: request failed after try #2: cdb 0x28:7a19bdc0:0040. 
Sun May 02 12:27:12 -0600 [CLUSTER-01: disk_server_0: scsi.debug:debug]: shm_setup_for_failure disk 0n.14 (S/N S123AB4CD45678) error 80000000h
Sun May 02 12:27:12 -0600 [CLUSTER-01: disk_server_0: scsi.debug:debug]: shm_setup_for_failure disk 0n.14 (S/N S123AB4CD45678) error 40000000h

• 这可能会导致孤立磁盘，多磁盘崩溃以及聚合失败，并显示消息节点在启动后重新启动：

Sun May 02 12:30:14 -0600 [CLUSTER-01: config_thread: raid.assim.cls.notInCls:debug]: Orphaning disk 0n.14P3 in plex aggr1/0, because it is not in the CLS.
Sun May 02 12:30:14 -0600 [CLUSTER-01: config_thread: raid.assim.disk.spare:notice]: Sparing Disk 0n.14P3 Shelf 0 Bay 14 [NETAPP   X4020S173A15TNQF NA51] S/N [S123AB4CD45678NP003] UID [66313230:4EC00745:00253845:00000003:500A0981:00000003:00000000:00000000:00000000:00000000], because volume (aggr1) is online and complete
Sun May 02 12:30:14 -0600 [CLUSTER-01: config_thread: callhome.disk.orphan:notice]: Call home for ORPHAN DISK PROCESSING.