3par 8000存储告警如何处置

告警日志如下，谁能帮我分析一下是什么问题？如何处置？ 目前设备故障灯为 8.8.

LDFZX_3PAR8200_2 cli% showalert Id : 35 State : New Message Code: 0x0050005 Time : 2021-04-24 07:31:07 CST Severity : Major Type : Log LD raid set failure. Message : Log LD 5 (log1.0) has a failed raid set: 3. Reason pd 14 ch 5462 is stale (media valid, disk valid, pderr 0) pd 25 ch 5462 is stale (media valid, disk valid, pderr 0) . Id : 36 State : New Message Code: 0x0050005 Time : 2021-04-24 07:31:13 CST Severity : Major Type : Log LD raid set failure. Message : Log LD 4 (log0.0) has a failed raid set: 3. Reason pd 15 ch 5462 is stale (media valid, disk missing, pderr 1) pd 24 ch 5462 is stale (media valid, disk missing, pderr 1) . Id : 23 State : New Message Code: 0x0270016 Time : 2021-04-24 07:33:38 CST Severity : Major Type : NL raw space allocation 85% alert Message : Total NL raw space usage at 119261G (above 85% of total 131256G) Id : 40 State : New Message Code: 0x006000a Time : 2021-04-24 07:36:43 CST Severity : Major Type : Chunklet relocation failure Message : Physical Disk 29 is degraded due to repeated failures relocating chunklets: pd29 ch5463. Id : 41 State : New Message Code: 0x006000a Time : 2021-04-24 07:36:43 CST Severity : Major Type : Chunklet relocation failure Message : Physical Disk 25 is degraded due to repeated failures relocating chunklets: pd25 ch5462. Id : 42 State : New Message Code: 0x006000a Time : 2021-04-24 07:36:43 CST Severity : Major Type : Chunklet relocation failure Message : Physical Disk 13 is degraded due to repeated failures relocating chunklets: pd13 ch5462. Id : 43 State : New Message Code: 0x006000a Time : 2021-04-24 07:36:43 CST Severity : Major Type : Chunklet relocation failure Message : Physical Disk 28 is degraded due to repeated failures relocating chunklets: pd28 ch5463. Id : 44 State : New Message Code: 0x006000a Time : 2021-04-24 07:36:43 CST Severity : Major Type : Chunklet relocation failure Message : Physical Disk 12 is degraded due to repeated failures relocating chunklets: pd12 ch5462. Id : 45 State : New Message Code: 0x006000a Time : 2021-04-24 07:36:43 CST Severity : Major Type : Chunklet relocation failure Message : Physical Disk 18 is degraded due to repeated failures relocating chunklets: pd18 ch5462. Id : 46 State : New Message Code: 0x006000a Time : 2021-04-24 07:36:44 CST Severity : Major Type : Chunklet relocation failure Message : Physical Disk 19 is degraded due to repeated failures relocating chunklets: pd19 ch5462. Id : 47 State : New Message Code: 0x006000a Time : 2021-04-24 07:36:44 CST Severity : Major Type : Chunklet relocation failure Message : Physical Disk 15 is degraded due to repeated failures relocating chunklets: pd15 ch5462. Id : 48 State : New Message Code: 0x006000a Time : 2021-04-24 07:37:44 CST Severity : Major Type : Chunklet relocation failure Message : Physical Disk 20 is degraded due to repeated failures relocating chunklets: pd20 ch5463. Id : 49 State : New Message Code: 0x006000a Time : 2021-04-24 07:37:52 CST Severity : Major Type : Chunklet relocation failure Message : Physical Disk 21 is degraded due to repeated failures relocating chunklets: pd21 ch5463. Id : 50 State : New Message Code: 0x006000a Time : 2021-04-24 07:37:53 CST Severity : Major Type : Chunklet relocation failure Message : Physical Disk 14 is degraded due to repeated failures relocating chunklets: pd14 ch5462. Id : 51 State : New Message Code: 0x006000a Time : 2021-04-24 07:38:15 CST Severity : Major Type : Chunklet relocation failure Message : Physical Disk 26 is degraded due to repeated failures relocating chunklets: pd26 ch5462. Id : 52 State : New Message Code: 0x006000a Time : 2021-04-24 07:38:53 CST Severity : Major Type : Chunklet relocation failure Message : Physical Disk 24 is degraded due to repeated failures relocating chunklets: pd24 ch5462. Id : 53 State : New Message Code: 0x006000a Time : 2021-04-24 07:38:53 CST Severity : Major Type : Chunklet relocation failure Message : Physical Disk 27 is degraded due to repeated failures relocating chunklets: pd27 ch5462. Id : 54 State : New Message Code: 0x006000a Time : 2021-04-24 07:39:30 CST Severity : Major Type : Chunklet relocation failure Message : Physical Disk 10 is degraded due to repeated failures relocating chunklets: pd10 ch5462. Id : 55 State : New Message Code: 0x006000a Time : 2021-04-24 07:39:45 CST Severity : Major Type : Chunklet relocation failure Message : Physical Disk 11 is degraded due to repeated failures relocating chunklets: pd11 ch5462. Id : 16 State : New Message Code: 0x027001b Time : 2022-08-17 12:54:58 CST Severity : Major Type : SSD raw space allocation 85% alert Message : Total SSD raw space usage at 13206G (above 85% of total 14296G) Id : 24 State : New Message Code: 0x0680001 Time : 2022-08-18 13:55:37 CST Severity : Major Type : Quorum Witness Message : Node: 1 SysId: 136490 Quorum server unreachable 21 alerts