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Seeing nblade.execsOverLimit for ESXi host running 7.0u1 or higher

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Category:
ontap-9
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nas
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Applies to

  • ONTAP 9.8 or later
  • VMware vSphere ESXi 7.0U1, 7.0U2,8.0

Issue

After modifying MaxQueueDepth to 128 from Advanced System settings in VMware vSphere Client, EMS still reports nblade.execsOverLimit errors which point out IP address for ESXi hosts.

Errors observed in VMWare logs:

2023-06-11T08:55:19.505Z cpu29:2098674)SunRPC: 4727: Socket space full. rpc queued. 0xed73346a
2023-06-12T09:39:44.266Z cpu44:2098394)WARNING: NFS: 5015: NFS volume volume1 performance has deteriorated. I/O latency increased from average value of 3352(us) to 109867(us).
2023-06-12T09:41:50.916Z cpu55:2098394)NFS: 4971: NFS volume volume1 performance has improved. I/O latency reduced from 109867(us) to 21955(us).
2023-06-12T09:44:36.137Z cpu42:2098394)NFS: 4971: NFS volume volume1 performance has improved. I/O latency reduced from 20851(us) to 10316(us).
2023-06-12T09:44:49.307Z cpu28:2098394)WARNING: NFS: 5043: NFS volume volume1 performance has deteriorated. I/O latency increased from average value of 3124(us) to 104467(us).

 

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