PSUアラート後にシステムで複数のディスクがパニック状態になる
環境
- AFF/FAS
- SAS 接続
問題
- 複数のシェルフに対する複数の
ses.status.psWarning:errorイベントが報告されます。例：
[node01: dsa_worker3: ses.status.psWarning:error]: DS212-12 (S/N SHJHUXXXXXXXXXX) shelf 1 on channel 0a power warning for Power supply 2: warning status; DC undervoltage. This module is on the rear of the shelf at the bottom right.[node01: dsa_worker1: ses.status.psWarning:error]: DS212-12 (S/N SHJHUXXXXXXXXXX) shelf 5 on channel 0a power warning for Power supply 2: warning status; DC undervoltage. This module is on the rear of the shelf at the bottom right.[node01: dsa_worker3: callhome.shlf.power.intr:error]: Call home for SHELF POWER INTERRUPTED- 環境モニター
env_mgr: monitor.chassisPowerSupply.degraded:noticeからのエラーが報告されます
[node01: env_mgr: monitor.chassisPowerSupply.degraded:notice]: Chassis power supply 2 is degraded: PSU2 VOUT is Critical Low (0 mV)[node01: env_mgr: monitor.chassisPowerSupply.degraded:notice]: Chassis power supply 2 is degraded: PSU2 IOUT is Critical Low (0 mA)[node01: env_mgr: monitor.chassisPowerSupply.degraded:notice]: Chassis power supply 2 is degraded: PSU2 POUT is Critical Low (0 mW)[node01: env_mgr: monitor.chassisPowerSupply.degraded:notice]: Chassis power supply 2 is degraded: PSU2 Curr IIN is Critical Low (0 mA)[node01: env_mgr: monitor.chassisPowerSupply.degraded:notice]: Chassis power supply 2 is degraded: PSU2 Hot is Critical Low (0 C)[node01: env_mgr: monitor.chassisPowerSupply.degraded:notice]: Chassis power supply 2 is degraded: PSU2 FAN is Critical Low (0 RPM)[node01: env_mgr: monitor.chassisPowerSupply.off:notice]: Chassis power supply 2 off.[node01: env_mgr: callhome.chassis.ps.degraded:error]: Call home for CHASSIS POWER SUPPLY DEGRADED: PS 2- 電力の低下により、シェルフのパスの1つがデグレード状態になります(シェルフ「lost」)。
- 影響を受けたSASパスのHBAでI/Oエラーが発生した
[node01: scsi_cmdblk_strthr_admin: scsi.cmd.selectionTimeout:error]: Disk device 0a.02.0: Adapter/target error: HA status 0x7: cdb 0x8f:00000001f3301000:00000400. Targeted device did not respond to requested I/O. I/O will be retried. Disk 0a.02.0 Shelf 2 Bay 0 [NETAPP X380_WVAXE10TA07 NA01] S/N [VHGSWVPM] UID [5000CCA0:C82B747C:00000000:00000000:00000000:00000000:00000000:00000000:00000000:00000000][node01: scsi_cmdblk_strthr_admin: scsi.cmd.selectionTimeout:error]: Disk device 0a.02.1: Adapter/target error: HA status 0x7: cdb 0x28:983cde00:0078. Targeted device did not respond to requested I/O. I/O will be retried. Disk 0a.02.1 Shelf 2 Bay 1 [NETAPP X380_WVAXE10TA07 NA01] S/N [VHGST4XM] UID [5000CCA0:C82B3CE4:00000000:00000000:00000000:00000000:00000000:00000000:00000000:00000000][node01: scsi_cmdblk_strthr_admin: scsi.cmd.selectionTimeout:error]: Disk device 0a.02.3: Adapter/target error: HA status 0x7: cdb 0x8f:00000001f3301800:00000400. Targeted device did not respond to requested I/O. I/O will be retried. Disk 0a.02.3 Shelf 2 Bay 3 [NETAPP X380_WVAXE10TA07 NA01] S/N [VHGSX4LM] UID [5000CCA0:C82B78CC:00000000:00000000:00000000:00000000:00000000:00000000:00000000:00000000]- 該当するパスを介してディスクが複数回タイムアウトになったあと、システムはディスクが見つからないと宣言し、マルチディスク パニック状態が発生します
[node01: config_thread: cf.multidisk.fatalProblem:error]: Node encountered a multidisk error or other fatal error while waiting to be taken over. aggr aggr1_N1: raid volfsm, fatal multi-disk error.. Raid type - raid_tec Group name plex0/rg1 state NORMAL. 12 disks failed in the group. Disk 0a.02.1 Shelf 2 Bay 1 [NETAPP X380_WVAXE10TA07 NA01] S/N [VHGST4XM] UID [5000CCA0:C82B3CE4:00000000:00000000:00000000:00000000:00000000:00000000:00000000:00000000] error: no valid path to disk. Disk 0a.02.2 Shelf 2 Bay 2 [NETAPP X380_WVAXE10TA07 NA01] S/N [VHGST4UM] UID [5000CCA0:C82B3CD8:00000000:00000000:00000000:00000000:00000000:00000000:00000000:00000000] error: disk does not exist. Disk 0a.02.3 Shelf 2 Bay 3 [NETAPP X380_WVAXE10TA07 NA01] S/N [VHGSX4LM] UID [5000CCA0:C82B78CC:00000000:00000000:00000000:00000000:00000000:00000000:00000000:00000000] error: disk does not exist. Disk 0a.02.4 Shelf 2 Bay 4 [NETAPP X380_WVAXE10TA07 NA01] S/N [VHGS921M] UID [5000CCA0:C82A5A44:00000000:00000000:00000000:00000000:00000000:00000000:0000.