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  1. OpenShift Bugs
  2. OCPBUGS-41725

[release-4.17] LVMCluster failing with RAID disk created via mdadm

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      This is a clone of issue OCPBUGS-41632. The following is the description of the original issue:
      —
      This is an LVMS Bug Report:

      Please create & attach a must-gather as indicated by this Guide to collect LVMS relevant data from the Cluster (linked to the latest version, use older versions of the documentation for older OCP releases as applicable

      Please make sure that you describe your storage configuration in detail. List all devices that you plan to work with for LVMS as well as any relevant machine configuration data to make it easier for an engineer to help out.

      Description of problem:

      LVMCluster CR stuck in 'Failed/Progressing' state when try to create lvmCluster with RAID disk in deviceSelector:paths

Error in LVMCLuster CR as below,

reason: |-
            failed to create/extend volume group vg1: failed to create volume group vg1: failed to create volume group "vg1". exit status 5: Physical volume '/dev/md1' is already in volume group 'vg1'
              PV /dev/md1 cannot be added to VG vg1.
          status: Failed

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

       4.17.0-38

      Steps to Reproduce:

      1. Install latest 4.17 lvms operator
2. Create RAID disk on cluster node using mdadm functionality
3. Create LVMCluster CR RAID disk under deviceSelctor:paths
4. Check LVMCluster CR state

      Actual results:

      LVMCluster CR stuck in 'Failed/Progressing',

$ oc get lvmcluster test-lvmcluster -n openshift-storage -w
NAME              STATUS
test-lvmcluster   Progressing
test-lvmcluster   Failed
test-lvmcluster   Progressing
test-lvmcluster   Failed

      Expected results:

      LVMCluster successfully created and in 'Ready' state

      Additional info:

              rh-ee-jmoller Jakob Moeller (Inactive)
              openshift-crt-jira-prow OpenShift Prow Bot
              Rahul Deore Rahul Deore
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                Created:
                Updated:
                Resolved: