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  1. OpenShift Bugs
  2. OCPBUGS-3531

[ibmcloud] no checking of the minimum resource requirements for cluster installation

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    • Icon: Bug Bug
    • Resolution: Unresolved
    • Icon: Minor Minor
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    • 4.12
    • Installer / IBM Cloud
    • Quality / Stability / Reliability
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      Description of problem:

      no checking when use cx2d-4x8 as master to do IPI install. 

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

      4.12

      How reproducible:

      Always

      Steps to Reproduce:

      1.use the cx2d-4x8 as master nodes to do install
      

      Actual results:

      install cluster, but some co failed. 
      $ oc get co | grep -v "True .*False .*False"
      NAME                                       VERSION                              AVAILABLE   PROGRESSING   DEGRADED   SINCE   MESSAGE
      authentication                             4.12.0-0.nightly-2022-11-10-033725   False       True          True       40m     WellKnownAvailable: The well-known endpoint is not yet available: kube-apiserver oauth endpoint https://10.244.1.6:6443/.well-known/oauth-authorization-server is not yet served and authentication operator keeps waiting (check kube-apiserver operator, and check that instances roll out successfully, which can take several minutes per instance)
      console                                                                                                                      
      etcd                                       4.12.0-0.nightly-2022-11-10-033725   True        True          True       31m     GuardControllerDegraded: [Missing operand on node maxu-23-8mrfq-master-2, Missing operand on node maxu-23-8mrfq-master-1]...
      kube-apiserver                             4.12.0-0.nightly-2022-11-10-033725   True        True          True       29m     GuardControllerDegraded: [Missing operand on node maxu-23-8mrfq-master-1, Missing operand on node maxu-23-8mrfq-master-0]...
      $ oc adm top node
      NAME                           CPU(cores)   CPU%   MEMORY(bytes)   MEMORY%   
      maxu-23-8mrfq-master-0         485m         13%    3798Mi          55%       
      maxu-23-8mrfq-master-1         428m         12%    4928Mi          72%       
      maxu-23-8mrfq-master-2         1568m        44%    6842Mi          100%      
      maxu-23-8mrfq-worker-1-snggq   252m         16%    3758Mi          25%       
      maxu-23-8mrfq-worker-3-dqq9b   276m         18%    3719Mi          24%  

       

      Expected results:

      prompt error, have not match the minimum memory / cpu 

      Additional info:

      https://docs.openshift.com/container-platform/4.11/installing/installing_azure/installing-azure-customizations.html#installation-minimum-resource-requirements_installing-azure-customizations

       

       

              jeffbnowicki Jeff Nowicki
              maxu@redhat.com May Xu
              None
              None
              May Xu May Xu
              None
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                Created:
                Updated: