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CHG0081233 - CITZ MCS SILVER - Apply security and performance improvements to the OpenShift cluster

» Published on Sun, 27 Sep 2026 13:00:00 +0000

  • Resolved

    Work is complete

    » Updated Thu, 22 Oct 2026 18:54:00 +0000
  • Update

    The maintenance work on SILVER is now finished.

    » Updated Thu, 08 Oct 2026 18:44:00 +0000
  • Update

    Active work on OpenShift upgrades begins today, starting with the backplane (master/infra) nodes, then following up with worker nodes.

    » Updated Mon, 28 Sep 2026 15:19:00 +0000
  • Scheduled

    • upgrade to the latest tested version of OpenShift 4.18 for latest security and bug errata and ensure the cluster does not incorrectly revert its time on November 1st.
    • update the nodes so the default runtime mechanism is moved from the deprecated runc to the newer crun.
    • update the firmware on all hardware nodes to ensure the latest errata are applied.
    » Updated Sun, 27 Sep 2026 13:00:00 +0000

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