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Bug 1929257

Summary: The KubeletConfigController cannot process multiple confs for a pool/ pool changes
Product: OpenShift Container Platform Reporter: OpenShift BugZilla Robot <openshift-bugzilla-robot>
Component: NodeAssignee: Urvashi Mohnani <umohnani>
Node sub component: Kubelet QA Contact: MinLi <minmli>
Status: CLOSED ERRATA Docs Contact:
Severity: high    
Priority: high CC: amurdaca, aos-bugs, jokerman, minmli, nagrawal, tsweeney
Version: 4.5   
Target Milestone: ---   
Target Release: 4.7.z   
Hardware: Unspecified   
OS: Unspecified   
Whiteboard:
Fixed In Version: Doc Type: If docs needed, set a value
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2021-03-30 04:46:29 UTC Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On: 1840881    
Bug Blocks:    

Comment 4 MinLi 2021-03-24 03:52:23 UTC 
verified on version: 4.7.0-0.nightly-2021-03-22-025559

I created 3 kubeletconfig CR, and when delete a kubeletconfig CR, the changes on the node rolls back to the previous kubelet config CR.
$ oc get mc 
NAME                                               GENERATEDBYCONTROLLER                      IGNITIONVERSION   AGE
00-master                                          b8a2aeb8f5a4d6c22773dc814cc9c6d3e5b85705   3.2.0             16h
00-worker                                          b8a2aeb8f5a4d6c22773dc814cc9c6d3e5b85705   3.2.0             16h
01-master-container-runtime                        b8a2aeb8f5a4d6c22773dc814cc9c6d3e5b85705   3.2.0             16h
01-master-kubelet                                  b8a2aeb8f5a4d6c22773dc814cc9c6d3e5b85705   3.2.0             16h
01-worker-container-runtime                        b8a2aeb8f5a4d6c22773dc814cc9c6d3e5b85705   3.2.0             16h
01-worker-kubelet                                  b8a2aeb8f5a4d6c22773dc814cc9c6d3e5b85705   3.2.0             16h
99-master-generated-registries                     b8a2aeb8f5a4d6c22773dc814cc9c6d3e5b85705   3.2.0             16h
99-master-ssh                                                                                 3.2.0             17h
99-worker-generated-kubelet                        b8a2aeb8f5a4d6c22773dc814cc9c6d3e5b85705   3.2.0             30m
99-worker-generated-kubelet-1                      b8a2aeb8f5a4d6c22773dc814cc9c6d3e5b85705   3.2.0             16m
99-worker-generated-kubelet-2                      b8a2aeb8f5a4d6c22773dc814cc9c6d3e5b85705   3.2.0             21s

$ oc get kubeletconfig 
NAME                         AGE
custom-kubelet-gc            24m
custom-kubelet-performance   54m
set-cpu-manager              40m
Comment 6 errata-xmlrpc 2021-03-30 04:46:29 UTC 
Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.

For information on the advisory (Moderate: OpenShift Container Platform 4.7.4 security update), and where to find the updated
files, follow the link below.

If the solution does not work for you, open a new bug report.

https://access.redhat.com/errata/RHSA-2021:0957