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  1. OpenShift Virtualization
  2. CNV-57042

VNC console is not working after adding 255 disks to a VM

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    • Icon: Bug Bug
    • Resolution: Unresolved
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    • CNV v4.18.z
    • CNV v4.18.0
    • Storage Ecosystem
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    • Quality / Stability / Reliability
    • 0.42
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      Description of problem:

      Following attaching 255 hot plug disks to a RHEL VM the VNC console stopped working, the VM can still be connected with virtctl console and ssh.
      A second VM created from the exact same template but with no 255 hot plug disks, the VNC console works.

      Version-Release number of selected component (if applicable):

      4.18.0

      How reproducible:

      Always

      Steps to Reproduce:

      1.Create a RHEL 9 server VM from CNV templates
      2.Attach 255 hot plug disks
      

      Actual results:

      VNC console is not working

      Expected results:

      VNC console is working

      Additional info:

       oc get csv -A
      NAMESPACE                              NAME                                          DISPLAY                            VERSION               REPLACES                                   PHASE
      openshift-cnv                          kubevirt-hyperconverged-operator.v4.18.0      OpenShift Virtualization           4.18.0                kubevirt-hyperconverged-operator.v4.17.3   Succeeded
      openshift-local-storage                local-storage-operator.v4.17.0-202501230004   Local Storage                      4.17.0-202501230004                                              Succeeded
      openshift-operator-lifecycle-manager   packageserver                                 Package Server                     0.0.1-snapshot                                                   Succeeded
      openshift-storage                      cephcsi-operator.v4.18.0-122.stable           CephCSI operator                   4.18.0-122.stable                                                Succeeded
      openshift-storage                      mcg-operator.v4.18.0-122.stable               NooBaa Operator                    4.18.0-122.stable                                                Succeeded
      openshift-storage                      ocs-client-operator.v4.18.0-122.stable        OpenShift Data Foundation Client   4.18.0-122.stable                                                Succeeded
      openshift-storage                      ocs-operator.v4.18.0-122.stable               OpenShift Container Storage        4.18.0-122.stable                                                Succeeded
      openshift-storage                      odf-csi-addons-operator.v4.18.0-122.stable    CSI Addons                         4.18.0-122.stable                                                Succeeded
      openshift-storage                      odf-dependencies.v4.18.0-122.stable           Data Foundation Dependencies       4.18.0-122.stable                                                Succeeded
      openshift-storage                      odf-operator.v4.18.0-122.stable               OpenShift Data Foundation          4.18.0-122.stable                                                Succeeded
      openshift-storage                      odf-prometheus-operator.v4.18.0-122.stable    Prometheus Operator                4.18.0-122.stable                                                Succeeded
      openshift-storage                      recipe.v4.18.0-122.stable                     Recipe                             4.18.0-122.stable                                                Succeeded
      openshift-storage                      rook-ceph-operator.v4.18.0-122.stable         Rook-Ceph                          4.18.0-122.stable                                                Succeeded
      
      oc get clusterversion
      NAME      VERSION       AVAILABLE   PROGRESSING   SINCE   STATUS
      version   4.18.0-rc.8   True        False         14d     Cluster version is 4.18.0-rc.8
      
      
      

        1. 255diskRHEL.png
          45 kB
          Guy Chen
        2. PlainRHEL.png
          49 kB
          Guy Chen
        3. rhel9-255-hotplugs-vmi.yaml
          174 kB
          Guy Chen
        4. rhel9-plain-server-vmi.yaml
          5 kB
          Guy Chen
        5. virt-launcher-rhel9-255-hotplugs-8f9xs.log
          490 kB
          Guy Chen
        6. virt-launcher-rhel9-plain-server-vsfb9.log
          44 kB
          Guy Chen

              ngavrilo@redhat.com Natalie Gavrielov
              guchen11 Guy Chen
              Guy Chen Guy Chen
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                Created:
                Updated: