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HCI Mellanox Switches alert high Disk Usage (Above 90) Percent

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Applies to

  • NetApp HCI
  • Mellanox Switches (MSN2700-CS2F)
  • Onyx OS version 3.9.2110

Issue

  • Disk usage above 90% reported on Mellanox switches at the Macau site.
  • Monitoring tool (WhatsUp Gold) triggered alerts for high disk usage on the / partition..
  • PFA,
    clipboard_4def9cbe-1010-469a-9922-1595afb232b5.png
  • Log output: / partition shows 91.2% usage, size 1.91GB, persistent for several months, no growth observed.
  • Collect following outputs from Cx  as follow:
    • To show each filesystem and its Use% so you can confirm what’s over 90%
      # show files system detail
    • The look into removing unused images
      # show imagesLook at:
      Installed images (partitions 1/2, plus “Last boot partition” and “Next boot partition”).
      Images available to be installed (extra image files stored on disk).
    • Please check whether the images can be deleted, and we will proceed accordingly
      # image delete <image_name>
    • Delete unneeded images and re-run
      # show files system detail
  • Collect Sysdump logs with below command or via GUI.
    #debug generate dump

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