磁盘架无法识别一个IOM模块

适用场景

问题描述

• 磁盘架无法识别一个IOM模块。
• IOM模块LED不亮。

ENVIRONMENT.txt
Shelf: XXX
      SES device path: local access: 0b.XXX.99
      Module type: IOM12; monitoring is active
     Shelf status: critical condition
      SES Configuration, shelf XXX:
      vendor identification=NETAPP
      product identification=DS212-12
      product revision level=0220
      Vendor-specific information:

STORAGE-FAULT.txt
Vendor Unique Element 83-IOM12: (SAS)
Element Status      Status Bytes  Status Descriptions
  1 [IOM12 A]   : OK         01,08,00,20   MASTER, RESERVED
  2: NOT INSTALLED   05,00,00,00
Vendor Unique Element 85-IOM12: (ACP)
Element Status      Status Bytes  Status Descriptions
  1 [IOM12 A]   : CRITICAL      02,18,00,40   FAIL
  2: NOT INSTALLED   05,18,00,00

sysconfig -a:
            Shelf 0: DS212-12  Firmware rev. IOM12E A: 01XXX  IOM12E B: 01XXX
            Shelf XXX: DS212-12  Firmware rev. IOM12 A: 0220     B: ----            
                 Shelf 11: DS212-12  Firmware rev. IOM12 A: 0220  IOM12 B: 0220
            Shelf 12: DS212-12  Firmware rev. IOM12 A: 0220  IOM12 B: 0220

• 重新拔插或更换磁盘架XXX IOM12 B模块未解决此问题描述。