2076355 – The KubeletConfigController wrongly process multiple confs for a pool after having kubeletconfig in bootstrap

Bug 2076355 - The KubeletConfigController wrongly process multiple confs for a pool after having kubeletconfig in bootstrap

Summary: The KubeletConfigController wrongly process multiple confs for a pool after h...

Keywords:
Status:	CLOSED ERRATA
Alias:	None
Product:	OpenShift Container Platform
Classification:	Red Hat
Component:	Node
Sub Component:
Version:	4.10
Hardware:	All
OS:	Linux
Priority:	low
Severity:	low
Target Milestone:	---
Target Release:	4.11.0
Assignee:	Qi Wang
QA Contact:	Sunil Choudhary
Docs Contact:
URL:
Whiteboard:
Depends On:
Blocks:	2100894 2104160
TreeView+	depends on / blocked

Reported:	2022-04-18 19:15 UTC by Qi Wang
Modified:	2022-08-10 11:08 UTC (History)
CC List:	4 users (show)
Fixed In Version:
Doc Type:	No Doc Update
Doc Text:
Clone Of:	2041814
Environment:
Last Closed:	2022-08-10 11:07:40 UTC
Target Upstream Version:
Embargoed:

Attachments	(Terms of Use)

Links
System	ID	Private	Priority	Status	Summary	Last Updated
Github	openshift machine-config-operator pull 3093	0	None	open	Bug 2076355: fix MCNameSuffix when kcfg ctrrcfg after bootstrap configs	2022-04-18 22:31:57 UTC
Red Hat Product Errata	RHSA-2022:5069	0	None	None	None	2022-08-10 11:08:02 UTC

Comment 4 Sunil Choudhary 2022-06-01 14:59:03 UTC

% oc get clusterversion
NAME      VERSION                              AVAILABLE   PROGRESSING   SINCE   STATUS
version   4.11.0-0.nightly-2022-05-25-193227   True        False         30m     Cluster version is 4.11.0-0.nightly-2022-05-25-193227


% oc get nodes -o wide
NAME                                      STATUS   ROLES    AGE   VERSION           INTERNAL-IP   EXTERNAL-IP   OS-IMAGE                                                        KERNEL-VERSION                 CONTAINER-RUNTIME
sunilc411-9vkxq-master-0                  Ready    master   56m   v1.23.3+ad897c4   10.0.0.7      <none>        Red Hat Enterprise Linux CoreOS 411.85.202205242147-0 (Ootpa)   4.18.0-348.23.1.el8_5.x86_64   cri-o://1.24.0-45.rhaos4.11.gitccef160.el8
sunilc411-9vkxq-master-1                  Ready    master   56m   v1.23.3+ad897c4   10.0.0.8      <none>        Red Hat Enterprise Linux CoreOS 411.85.202205242147-0 (Ootpa)   4.18.0-348.23.1.el8_5.x86_64   cri-o://1.24.0-45.rhaos4.11.gitccef160.el8
sunilc411-9vkxq-master-2                  Ready    master   56m   v1.23.3+ad897c4   10.0.0.6      <none>        Red Hat Enterprise Linux CoreOS 411.85.202205242147-0 (Ootpa)   4.18.0-348.23.1.el8_5.x86_64   cri-o://1.24.0-45.rhaos4.11.gitccef160.el8
sunilc411-9vkxq-worker-northcentralus-1   Ready    worker   41m   v1.23.3+ad897c4   10.0.1.5      <none>        Red Hat Enterprise Linux CoreOS 411.85.202205242147-0 (Ootpa)   4.18.0-348.23.1.el8_5.x86_64   cri-o://1.24.0-45.rhaos4.11.gitccef160.el8
sunilc411-9vkxq-worker-northcentralus-2   Ready    worker   41m   v1.23.3+ad897c4   10.0.1.4      <none>        Red Hat Enterprise Linux CoreOS 411.85.202205242147-0 (Ootpa)   4.18.0-348.23.1.el8_5.x86_64   cri-o://1.24.0-45.rhaos4.11.gitccef160.el8


% oc get mc
NAME                                               GENERATEDBYCONTROLLER                      IGNITIONVERSION   AGE
00-master                                          b52e75eabe58c8e13edf3948dc9509ea9f93b3d9   3.2.0             70m
00-worker                                          b52e75eabe58c8e13edf3948dc9509ea9f93b3d9   3.2.0             70m
01-master-container-runtime                        b52e75eabe58c8e13edf3948dc9509ea9f93b3d9   3.2.0             70m
01-master-kubelet                                  b52e75eabe58c8e13edf3948dc9509ea9f93b3d9   3.2.0             70m
01-worker-container-runtime                        b52e75eabe58c8e13edf3948dc9509ea9f93b3d9   3.2.0             70m
01-worker-kubelet                                  b52e75eabe58c8e13edf3948dc9509ea9f93b3d9   3.2.0             70m
99-master-generated-kubelet                        b52e75eabe58c8e13edf3948dc9509ea9f93b3d9   3.2.0             15m
99-master-generated-registries                     b52e75eabe58c8e13edf3948dc9509ea9f93b3d9   3.2.0             70m
99-master-ssh                                                                                 3.2.0             74m
99-worker-generated-registries                     b52e75eabe58c8e13edf3948dc9509ea9f93b3d9   3.2.0             70m
99-worker-ssh                                                                                 3.2.0             74m
rendered-master-cda2c2b8ee6026bb1ab5c8ab566de5cd   b52e75eabe58c8e13edf3948dc9509ea9f93b3d9   3.2.0             15m
rendered-master-d18925658045d1382ed8e7fe119b1a99   b52e75eabe58c8e13edf3948dc9509ea9f93b3d9   3.2.0             70m
rendered-worker-81904341e8c80411ebe3ad94d9e8d0a9   b52e75eabe58c8e13edf3948dc9509ea9f93b3d9   3.2.0             70m


% cat kc.yaml 
apiVersion: machineconfiguration.openshift.io/v1
kind: KubeletConfig
metadata:
  name: max-pods-master
spec:
  machineConfigPoolSelector:
    matchLabels:
      pools.operator.machineconfiguration.openshift.io/master: "" 
  kubeletConfig:
    maxPods: 107

% oc create -f kc1.yaml 
kubeletconfig.machineconfiguration.openshift.io/max-pods-master created

% oc get mc
NAME                                               GENERATEDBYCONTROLLER                      IGNITIONVERSION   AGE
00-master                                          b52e75eabe58c8e13edf3948dc9509ea9f93b3d9   3.2.0             4h15m
00-worker                                          b52e75eabe58c8e13edf3948dc9509ea9f93b3d9   3.2.0             4h15m
01-master-container-runtime                        b52e75eabe58c8e13edf3948dc9509ea9f93b3d9   3.2.0             4h15m
01-master-kubelet                                  b52e75eabe58c8e13edf3948dc9509ea9f93b3d9   3.2.0             4h15m
01-worker-container-runtime                        b52e75eabe58c8e13edf3948dc9509ea9f93b3d9   3.2.0             4h15m
01-worker-kubelet                                  b52e75eabe58c8e13edf3948dc9509ea9f93b3d9   3.2.0             4h15m
99-master-generated-kubelet                        b52e75eabe58c8e13edf3948dc9509ea9f93b3d9   3.2.0             3h19m
99-master-generated-kubelet-1                      b52e75eabe58c8e13edf3948dc9509ea9f93b3d9   3.2.0             3h
99-master-generated-registries                     b52e75eabe58c8e13edf3948dc9509ea9f93b3d9   3.2.0             4h15m
99-master-ssh                                                                                 3.2.0             4h19m
99-worker-generated-registries                     b52e75eabe58c8e13edf3948dc9509ea9f93b3d9   3.2.0             4h15m
99-worker-ssh                                                                                 3.2.0             4h19m
rendered-master-069739415f3b3c28f725028ddaabb7b7   b52e75eabe58c8e13edf3948dc9509ea9f93b3d9   3.2.0             3h
rendered-master-cda2c2b8ee6026bb1ab5c8ab566de5cd   b52e75eabe58c8e13edf3948dc9509ea9f93b3d9   3.2.0             3h19m
rendered-master-d18925658045d1382ed8e7fe119b1a99   b52e75eabe58c8e13edf3948dc9509ea9f93b3d9   3.2.0             4h15m
rendered-worker-81904341e8c80411ebe3ad94d9e8d0a9   b52e75eabe58c8e13edf3948dc9509ea9f93b3d9   3.2.0             4h15m


sh-4.4# cat /etc/kubernetes/kubelet.conf  | grep -i maxPods
  "maxPods": 107,

Comment 6 errata-xmlrpc 2022-08-10 11:07:40 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 (Important: OpenShift Container Platform 4.11.0 bug fix and 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-2022:5069

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