VPLEX:创建分布式设备后,扩展区和分布式设备组件进入严重故障状态

Summary: 本文讨论虚拟卷和分布式设备 (DD) 何时显示严重故障,而扩展区和 DD 组件进入严重故障状态以及应采取的措施。

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Symptoms



创建分布式设备后,所连接设备的扩展区和分布式设备组件变为“严重故障”状态。

Sample Output:
VPlexcli:/> show-use-hierarchy clusters/cluster-*/virtual-volumes/S_OSL_V1V2-PROD_12
storage-view:OSL-V1V2-TEST_Y3 (cluster-2-Y3)
storage-view:OSL-V1V2-TEST_D1 (cluster-1-D1)
consistency-group: cg_D1 (synchronous)
virtual-volume:S_OSL_V1V2-PROD_12 (2T, minor-failure, distributed @ cluster-1-D1, running)
distributed-device: dd_VNX_0914_206_1_vol_1 (2T, raid-1, minor-failure)
distributed-device-component: device_VNX_0914_206_1_vol_12019Jun06_095143 (2T, raid-0, cluster-1-D1)
extent: extent_VNX_0914_206_1_vol_1 (2T)
storage-volume:VNX_0914_206_1_vol (2T)
逻辑单元:VPD83T3:600601601e203900ec02e3ae3f88e911
storage-array:EMC-CLARiiON-CKM00142500914

        distributed-device-component:device_VNX_1278_111_1_vol_1(2T、raid-0、critical-failure、cluster-2-Y3)<<<<<
盘区:extent_VNX_1278_111_1_vol_1(2T,严重故障) <<<<<
storage-volume:VNX_1278_111_1_vol (2T)
逻辑单元:VPD83T3:6006016013c03900a73fc8313f88e911
storage-array:EMC-CLARiiON-CKM00143801278

Cause

将镜像分支连接到现有设备后,连接设备范围进入严重故障状态。这可能是因为重建已初始化并且设备正在重建。

这可以在固件日志中检查:

128.221.253.37/cpu0/log:5988:W/“0060165465f564526-2”:48947:<6>2019/06/06 09:51:46.55: amf/7 将镜像添加到 amf “device_VNX_0914_206_1_vol_1”: 将 amf“device_VNX_1278_111_1_vol_1”添加到插槽 1
128.221.253.36/cpu0/log:5988:W/“0060165468b17011-2”:46412:<6>2019/06/06 09:51:46.56: amf/7 向 amf“device_VNX_0914_206_1_vol_1”添加了镜像: Added AMF “device_VNX_1278_111_1_vol_1” into slot 1


128.221.252.37/cpu0/log:5988:W/“0060165465f564526-2”:48961:<5>2019/06/06 09:59:17.53: AMF/21 RAID 1 rebuild: device_VNX_0914_206_1_vol_1: child node 1 (device_VNX_1278_111_1_vol_1) rebuild started (full rebuild, rebuild line 2475072 blocks)


Check the status of the Extent.Extent can be marked out-of-date since rebuilding:

VPlexcli:/>ll /clusters/cluster-2-Y3/storage-elements/extents/extent_VNX_1278_111_1_vol_1
/clusters/cluster-2-Y3/storage-elements/extents/extent_VNX_1278_111_1_vol_1:

Name Value
----------------------------- ------------------------------------------------
application-consistent false
block-count 536870912
block-offset 0
block-size 4K
capacity 2T
description -

health-indications [out of date] <<<<<
health-state critical-failure <<<<<

io-status alive
itls 0x50001442906ca510/0x500601610860538d/9,
0x50001442906ca511/0x500601600860538d/9,
0x50001442906ca510/0x500601680860538d/9,
0x50001442906ca511/0x500601690860538d/9,
0x50001442806c8d11/0x500601600860538d/9,
0x50001442806c8d10/0x500601610860538d/9,
0x50001442806c8d10/0x500601680860538d/9,
0x50001442806c8d11/0x500601690860538d/9,
0x50001442906c8d11/0x500601690860538d/9,
0x50001442906c8d10/0x500601610860538d/9, ... (共 16
个)
locality -
operational-status error
storage-volume VNX_1278_111_1_vol
storage-volumetype normal
system-id SLICE:206c8db5c53ed089
thin capable false
underlying-storage-block-size 512
use used
used-by [device_VNX_0914_206_1_vol_1]
vendor-specific-name DGC


Resolution

1.检查重建的状态,以验证重建是否仍在设备上运行:
 
VPlexcli:/>rebuild status
[1] storage_volumes marked for rebuild

Global rebuilds:
device rebuild type rebuilder director rebuilt/total percent finished throughput ETA
--------------------------- ------------ ------------------ ------------- ---------------- ---------- ---------
device_VNX_0914_206_1_vol_1 full s1_6985_spa 1.44T/2T 72.13% 171M/s 57.1分钟


2.您需要等到重建完成才能执行此作,并在为 ETA 显示的分配时间后再次运行步骤 1 中的命令,以查看重建是否已完成:
 
VPlexcli:/> rebuild status

Global rebuilds:
No active global rebuilds.

本地重建:
没有活动的本地重建。

3.然后,一旦看到重建已完成,请再次运行 show-use-hierarchy 命令以确保已清除严重故障状态:
 
VPlexcli:/>show-use-hierarchy clusters/cluster-*/virtual-volumes/S_OSL_V1V2-PROD_12
storage-view:OSL-V1V2-TEST_Y3 (cluster-2-Y3)
storage-view:OSL-V1V2-TEST_D1 (cluster-1-D1)
一致性组:cg_D1(同步)
虚拟卷:S_OSL_V1V2-PROD_12(2T,分布式@cluster-2-Y3,运行中)
分布式设备:dd_VNX_0914_206_1_vol_1(2T、raid-1)
分布式设备组件:device_VNX_0914_206_1_vol_12019Jun06_095143(2T、raid-0、cluster-1-D1)
范围: extent_VNX_0914_206_1_vol_1 (2T)
storage-volume:VNX_0914_206_1_vol (2T)
logical-unit:VPD83T3:600601601e203900ec02e3ae3f88e911
存储阵列:EMC-CLARiiON-CKM00142500914
distributed-device-component:device_VNX_1278_111_1_vol_1(2T、raid-0、cluster-2-Y3)        
<<
<< extent: extent_VNX_1278_111_1_vol_1 (2T) <<<<

storage-volume: VNX_1278_111_1_vol (2T)
logical-unit:VPD83T3:6006016013c03900a73fc8313f88e911
存储阵列:EMC-CLARiiON-CKM00143801278


4.如果在“rebuild status”显示重建已完成并且您运行“show-use-hierarchy”后,分布式设备组件和设备仍显示为“critical-failure”状态,则需要验证存储卷的运行状况。如果存储卷处于“严重故障”状态,请参阅知识库文章:

    499075“存储卷处于严重故障状态”,
495253“由于 scsi 检查条件,存储卷处于严重故障状态”。


打开与 Dell EMC 客户服务的在线 聊天 以获得更多帮助,并参阅本文。

Érintett termékek

VPLEX Series

Termékek

VPLEX for All Flash, VPLEX GeoSynchrony, VPLEX Series, VPLEX VS2, VPLEX VS6
Termék tulajdonságai
Article Number: 000168233
Article Type: Solution
Utoljára módosítva: 07 okt. 2025
Version:  3
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