由于丢失 ACP 通信而重新启动 SP

适用场景

• FAS2240
• FAS2220

问题描述

• 清除ACP警报问题描述后重新启动SP。EMS日志 示例：
  • 节点 1

[node_name-01: dsa_worker1: ses.status.ACPError:alert]: DS2246 (S/N SHFHU0123456789) shelf 0 on channel 0a ACP Processor error for SAS shelf ACP processor 2: critical status ; Alternate Control Path hardware failed This module is on the rear of the shelf at the top right, on shelf module B. [node_name-01: statd: monitor.shelf.fault:alert]: Critical fault reported on disk storage shelf attached to channel 0a. Check fans, power supplies, disks, and temperature sensors. [node_name-01: monitor: monitor.globalStatus.critical:EMERGENCY]: Disk shelf fault. [node_name-01: dsa_worker2: ses.status.ACPError:alert]: DS2246 (S/N SHFHU0123456789) shelf 0 on channel 0a ACP Processor error for SAS shelf ACP processor 1: critical status ; Alternate Control Path hardware failed This module is on the rear of the shelf at the top left, on shelf module A. [node_name-01: dsa_worker2: ses.status.ACPInfo:info]: DS2246 (S/N SHFHU0123456789) shelf 0 on channel 0a ACP Processor information for SAS shelf ACP processor 2: normal status. [node_name-01: dsa_worker1: ses.status.ACPInfo:info]: DS2246 (S/N SHFHU0123456789) shelf 0 on channel 0a ACP Processor information for SAS shelf ACP processor 1: normal status. [node_name-01: statd: monitor.shelf.fault.ok:notice]: Fault previously reported on disk storage shelf attached to channel 0a has been corrected. [node_name-01: monitor: monitor.globalStatus.ok:notice]: The system's global status is normal.

• 节点 2

[node_name-02: statd: monitor.shelf.fault:alert]: Critical fault reported on disk storage shelf attached to channel 0a. Check fans, power supplies, disks, and temperature sensors. [node_name-02: monitor: monitor.globalStatus.critical:EMERGENCY]: Disk shelf fault. [node_name-02: dsa_worker1: ses.status.ACPError:alert]: DS2246 (S/N SHFHU0123456789) shelf 0 on channel 0a ACP Processor error for SAS shelf ACP processor 1: critical status ; Alternate Control Path hardware failed This module is on the rear of the shelf at the top left, on shelf module A. [node_name-02: dsa_worker3: ses.status.ACPInfo:info]: DS2246 (S/N SHFHU0123456789) shelf 0 on channel 0a ACP Processor information for SAS shelf ACP processor 2: normal status. [node_name-02: dsa_worker2: ses.status.ACPInfo:info]: DS2246 (S/N SHFHU0123456789) shelf 0 on channel 0a ACP Processor information for SAS shelf ACP processor 1: normal status. [node_name-02: statd: monitor.shelf.fault.ok:notice]: Fault previously reported on disk storage shelf attached to channel 0a has been corrected. [node_name-02: monitor: monitor.globalStatus.ok:notice]: The system's global status is normal.

• SP自动重新启动并显示事件消息 示例：

Record 833: Tue Oct 13 18:20:19 2020 [SP.critical]: Rebooting SP due to loss of ACP comms

• ACP状态正常、运行正常。
•  通过管理e0M端口传输的帧数和字节/秒数较高： 

   -- interface  e0M  (30 days, 20 hours, 46 minutes, 42 seconds) --
   RECEIVE
   TRANSMIT
>>>Total frames:    2992m | Frames/second:   1122  | Total bytes:    4523g
   Bytes/second:    1696k | Total errors:     0  | Errors/minute:     0
   Total discards:    0  | Queue overflow:    0  | Multi/broadcast: 90594
 
   -- interface  e0M  (30 days, 20 hours, 44 minutes, 31 seconds) --
   RECEIVE
   TRANSMIT
>>>Total frames:    216m | Frames/second:    81  | Total bytes:     322g
   Bytes/second:    120k | Total errors:     0  | Errors/minute:     0
   Total discards:    0  | Queue overflow:    0  | Multi/broadcast: 90526
   …

• 节点管理LIF和集群间LIF共享同一广播域。