NVDIMMBadHealthAlert 原因：VPP Lost，在配备 NVDIMM 的系统上
适用于
- ONTAP 9
- AFF A800、AFF A400、AFF A320
- FAS8700, FAS8300
- NVDIMM
- 健康状况说明：VPP Lost
问题
EMS 日志：
Tue Apr 11 13:53:17 -0400 [NetApp1: nphmd: hm.alert.raised:alert]: Alert Id = NVDIMMBadHealthAlert , Alerting Resource = /dev/nvdimm0:NetApp1 raised by monitor controller
AutoSupport 日志中，我们会看到以下内容：
- PLATFORM-SENSORS.XML
---------------------------------------------------------------
Sensor Name Sensor Type Sensor State
--------------------------------------------------------------
NVDIMM0 VPP discrete fault
NVDIMM0 Health discrete fault
- NVDIMM-STATUS
Total NVDIMM on this platform is 1
--------------------------------------------------
DIMM(/dev/nvdimm0) Page:0
--------------------------------------------------
0x0000: 00 0a 0a 01 01 00 21 3c 25 3c 25 34 34 00 00 00
0x0010: 1f 2e 00 00 03 15 03 0b 68 81 02 00 68 81 1e 80
0x0020: 05 80 78 80 05 00 00 40 1f ac 0d d0 07 a0 0f 90
0x0030: 33 08 08 dc 05 10 80 00 00 00 70 03 00 00 00 00
0x0040: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
0x0050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
-----------------------------------------------------
--------------------------------------------------
DIMM(/dev/nvdimm0):
--------------------------------------------------
Controller Ready: Yes
Controller Busy: No
Energy Policy managed by: HOST
Save_N Low During CSAVE: Yes
Save_N Enabled(ARMED): Yes
Data on the Flash: NotValid
Module is Health: No
Module Status(0x0004): VPP Lost
Flash Lifetime: 96%
Flash Lifetime Status: Normal
运行状况警报：
::>system health alert show
| 节点 | Node01 |
|---|---|
| 监控 | controller |
| Alert ID | NVDIMMBadHealthAlert |
| 警报资源 | /dev/nvdimm0:NetApp1 |
| 子系统 | 主板 |
| 指示时间 | 2023 年 4 月 11 日星期二 13:53:17 |
| 感知到的严重程度 | 主要 |
| 可能原因 | hardware_degrading |
| 说明 | 节点"NetApp1"上的 NVDIMM "NVDIMM-N 0 (DIMM-11)"指示处于降级状态。 |
| 更正操作 | 请与技术支持联系以获得有关 NVDIMM 模块更换的帮助。 |
| 可能的影响 | NVDIMM 降级时可能导致数据丢失。 |
| 确认 | false |
| 禁止 | false |
| 策略 | NVDIMMBadHealthPolicy |
| 追加信息 |
节点：NetApp1 |
- 重新启动节点无法解决此问题。