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tridentctl get backend is very slow or fails due to 'command terminated with exit code 1'

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Category:
astra_trident
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snapx
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Applies to

  • Astra Trident
  • ONTAP Backend
  • ONTAP cluster has more than 99 online data LIFs

Issue

  • tridentctl get backend fails due to 'command terminated with exit code 1'

# ./tridentctl get backend  -d
Operating mode = tunnel, Trident pod = trident-csi-84c99f54d-v4psr, Namespace = trident, CLI = oc
Invoking tunneled command: oc exec trident-csi-84c99f54d-v4psr -n trident -c trident-main -- tridentctl --debug get backend
Operating mode = direct, Server = 127.0.0.1:8000, Autosuport server = 127.0.0.1:8003
Trident URL: http://127.0.0.1:8000/trident/v1
--------------------------------------------------------------------------------
Request Method: GET
Request URL: http://127.0.0.1:8000/trident/v1/backend
Request headers: map[Content-Type:[application/json]]
Request body:
................................................................................
Error: Get http://127.0.0.1:8000/trident/v1/backend: EOF
command terminated with exit code 1

  • tridentctl get backend succeeds but takes a very long time
  • If debug logging for a backend is enabled by including debugTraceFlags in the backend definition, trident controller log shows that net-interface-get-iter API was invoked repeatatively

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