Bug 2086887

Summary: DNS occasionally unavailable after large scale up operation
Product: OpenShift Container Platform Reporter: Justin Pierce <jupierce>
Component: NetworkingAssignee: Arkadeep Sen <arsen>
Networking sub component: openshift-sdn QA Contact: zhaozhanqi <zzhao>
Status: CLOSED ERRATA Docs Contact:
Severity: high    
Priority: high CC: ffernand, gspence, hongli, mmasters, npinaeva, wking, wlewis
Version: 4.10   
Target Milestone: ---   
Target Release: 4.12.0   
Hardware: Unspecified   
OS: Unspecified   
Whiteboard:
Fixed In Version: Doc Type: No Doc Update
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2023-01-17 19:48:48 UTC Type: Bug
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:

Comment 1 Wally 2022-05-16 20:18:40 UTC
This issue is currently impacting jobs needed for 1.24 (4.11) kube rebase.

Comment 19 Miciah Dashiel Butler Masters 2022-06-30 18:25:04 UTC
https://github.com/openshift/cluster-ingress-operator/pull/793 had the wrong BZ number and was linked in error.

Comment 22 zhaozhanqi 2022-08-15 06:11:52 UTC
Verified this bug on 4.12.0-0.nightly-2022-08-12-053438

with yaml file from https://bugzilla.redhat.com/show_bug.cgi?id=2086887#c16

# oc logs curl-deploy-55f5d4c56d-qr7zd
+ nslookup -timeout=30 -retry=0 ingress-canary.openshift-ingress-canary.svc.cluster.local
Server:		172.30.0.10
Address:	172.30.0.10#53

Name:	ingress-canary.openshift-ingress-canary.svc.cluster.local
Address: 172.30.225.25


real	0m0.049s
user	0m0.001s
sys	0m0.006s
+ sleep 100000

Comment 25 errata-xmlrpc 2023-01-17 19:48:48 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 4.12.0 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-2022:7399