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Bug
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Resolution: Unresolved
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Critical
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None
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odf-4.16
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None
Description of problem (please be detailed as possible and provide log
snippests):
When multiple workloads are deployed in a single namespace, following observations are seen:
test-1:
type: subscription
ns: test-bz
app1
app2
single placement
Deployed both the apps in the same namespace "test-bz", and applied drpolicy on app1. Automatically drpolicy was added to app2
Sample output:
$ date; date --utc; oc get pod,pvc,vrg -n test-bz
Tuesday 25 June 2024 04:19:15 PM IST
Tuesday 25 June 2024 10:49:15 AM UTC
NAME READY STATUS RESTARTS AGE
pod/busybox-cephfs-pod-1-658f6b7fd5-d2jdf 1/1 Running 0 8m56s
pod/busybox-cephfs-pod-2-5888795b94-nksp2 1/1 Running 0 5m59s
pod/busybox-rbd-pod-1-7f4d7cc6c7-t6znl 1/1 Running 0 8m56s
pod/busybox-rbd-pod-2-6955f9c594-fvhzp 1/1 Running 0 5m59s
NAME STATUS VOLUME CAPACITY ACCESS MODES STORAGECLASS VOLUMEATTRIBUTESCLASS AGE
persistentvolumeclaim/busybox-cephfs-pvc-1 Bound pvc-eb0d64c8-3f43-4ce6-83b1-81a0913c2f48 100Gi RWO ocs-external-storagecluster-cephfs <unset> 8m56s
persistentvolumeclaim/busybox-cephfs-pvc-2 Bound pvc-768a0683-e79b-4d8d-bf14-fe1fb7aa2473 100Gi RWO ocs-external-storagecluster-cephfs <unset> 6m
persistentvolumeclaim/busybox-rbd-pvc-1 Bound pvc-5c9c04ef-a73b-48d6-9c09-f45f465bccd9 100Gi RWO ocs-external-storagecluster-ceph-rbd <unset> 8m56s
persistentvolumeclaim/busybox-rbd-pvc-2 Bound pvc-994a7a2a-8556-4414-a3e9-6d103dc496e9 100Gi RWO ocs-external-storagecluster-ceph-rbd <unset> 5m59s
NAME DESIREDSTATE CURRENTSTATE
volumereplicationgroup.ramendr.openshift.io/test-1-placement-1-drpc primary Primary
$ date; date --utc; oc get vrg -n test-bz -oyaml
Tuesday 25 June 2024 04:19:38 PM IST
Tuesday 25 June 2024 10:49:38 AM UTC
apiVersion: v1
items:
- apiVersion: ramendr.openshift.io/v1alpha1
kind: VolumeReplicationGroup
.
.
spec:
pvcSelector:
matchLabels:
appname: busybox_app1
.
.
$ date; date --utc; oc get drpc -n test-bz -oyaml
Tuesday 25 June 2024 04:17:27 PM IST
Tuesday 25 June 2024 10:47:27 AM UTC
apiVersion: v1
items:
- apiVersion: ramendr.openshift.io/v1alpha1
kind: DRPlacementControl
.
.
spec:
drPolicyRef:
apiVersion: ramendr.openshift.io/v1alpha1
kind: DRPolicy
name: odr-policy-mdr
placementRef:
apiVersion: cluster.open-cluster-management.io/v1beta1
kind: Placement
name: test-1-placement-1
namespace: test-bz
preferredCluster: akrai-m-c11
pvcSelector:
matchLabels:
appname: busybox_app1
.
.
Observations:
a. Only one drpc was created with pvc labels matching app1, and app2 drpc was not created and app2 labels were not present in drpc and vrg
b. Tried failover of app2 from ui -> failover completed, new pvcs created for app2 in secondary cluster
Expectations: if there are more than one apps using a single placement then label selector should be created differently that is ui should create drpc with the label selctor macthing all the apps
(ii) test2:
type: subscription
ns: test-dff-namespace
test-5 -> app
test-6 -> app
Deployed both apps in the same namespace with different placement for each apps, so two placements were created.
Observations:
a. During apply drpolicy for test5, saw two labels, i.e labels from test-5 and test-6, so selected both the labels and drpc and vrg was created with only one test-5 label selector
b. Same behavior seen for test-6 app, but we did not select labels of test-5
c. Tested the failover of test-5, only test-5 failover worked - expected
Version of all relevant components (if applicable):
OCP: 4.16.0-0.nightly-2024-06-20-005834
ODF: 4.16.0-130.stable
CEPH: 18.2.1-194.el9cp (04a992766839cd3207877e518a1238cdbac3787e) reef (stable)
ACM: 2.11.0-123
GitOps: 1.12.3
OADP (on managed clusters): 1.4.0
Does this issue impact your ability to continue to work with the product
(please explain in detail what is the user impact)?
Is there any workaround available to the best of your knowledge?
Rate from 1 - 5 the complexity of the scenario you performed that caused this
bug (1 - very simple, 5 - very complex)?
Can this issue reproducible?
Can this issue reproduce from the UI?
If this is a regression, please provide more details to justify this:
Steps to Reproduce:
1. See the description
2.
3.
Actual results:
Only one drpc was created with pvc labels matching app1, and app2 drpc was not created and app2 labels were not present in drpc and vrg
Expected results:
if there are more than one apps using a single placement then label selector should be created differently that is ui should create drpc with the label selctor macthing all the apps
Additional info: