SAS ケーブルの不良によりSAS portがダウン
環境
- ONTAP 9
- FAS9500
System Storage ConfigurationはQuad-Path HAからMulti-Path HAに劣化しました
問題
SYSCONFIG -ASASポートダウンを報告:
slot 2: SAS Host Adapter 2c (PMC-Sierra PM8072 rev. C, SAS, <OFFLINE (hard)>)
EMSreportsDISK REDUNDANCY FAILEDエラー:
[node01: pmcsas_admin_0: sas.port.down:debug]: SAS port "2c" went down.
[node01: pmcsas_admin_0: sas.cable.pulled:debug]: Cable attached to SAS port "2c" was pulled out.
[node01: svc_queue_thread: shelf.config.tompha:info]: System has transitioned to multi-path HA attached storage
[node01: svc_queue_thread: callhome.dsk.redun.fault:error]: Call home for DISK REDUNDANCY FAILED
ENVIRONMENTreport external shelf still able to read sas cable information:
Channel: 11b
Shelf: 50
SAS cable information by element:
[1] Vendor: Amphenol
Type: MINI-SAS HD passive copper 5m ID: 00 Swaps: 0
Serial number: xxxxxxxxxx Part number: 112-00439+A0
SAS-EXPANDER-MAPには、影響を受けるSASポートのStatus Not Availableが表示され、シェルフは表示されません:
Expanders on channel 5a:Cannot Complete operation on channel 5a; Status Not Available.