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Failed path detected on host after VM failover for direct-attached NetApp storage LUN

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ontap-9
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san
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Applies to

  • ONTAP 9
  • KVM- Rocky Linux version 9.4

Issue

  • Linux host lost a path to the direct-attached lun after VM failover.
  • Multipath -ll output from the affected Linux host indicates path failure.

3600a0980383000000000000000000000000 dm-10 NETAPP,LUN C-Mode
size=1.0T features='3 queue_if_no_path pg_init_retries 50' hwhandler='1 alua' wp=rw
|-+- policy='service-time 0' prio=50 status=active
| `- 14:0:2:0  sdl  8:176  active ready running
|-+- policy='service-time 0' prio=10 status=enabled
| |- 9:0:0:0   sdb  8:16   active ready running
| `- 14:0:1:0  sdk  8:160  active ready running
`-+- policy='service-time 0' prio=0 status=enabled
`- 9:0:1:0   sdc  8:32   failed faulty running

  • Stale paths are seen on impacted Linux host.

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