Bug 1873961 - [CI test code fix] Improve diagnosability of API disruption in CI
Summary: [CI test code fix] Improve diagnosability of API disruption in CI
Keywords:
Status: CLOSED ERRATA
Alias: None
Product: OpenShift Container Platform
Classification: Red Hat
Component: kube-apiserver
Version: 4.6
Hardware: Unspecified
OS: Unspecified
high
high
Target Milestone: ---
: 4.6.0
Assignee: Stefan Schimanski
QA Contact: Ke Wang
URL:
Whiteboard:
Depends On:
Blocks: 1845411
TreeView+ depends on / blocked
 
Reported: 2020-08-31 08:10 UTC by Stefan Schimanski
Modified: 2020-10-27 16:36 UTC (History)
4 users (show)

Fixed In Version:
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Clone Of:
Environment:
Last Closed: 2020-10-27 16:36:11 UTC
Target Upstream Version:
Embargoed:

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System ID Private Priority Status Summary Last Updated
Github openshift origin pull 25236 0 None closed Bug 1873961: e2e/apiserver: check for LateConnections+NonGracefulTermination events 2020-10-14 07:24:28 UTC
Red Hat Product Errata RHBA-2020:4196 0 None None None 2020-10-27 16:36:39 UTC

Description Stefan Schimanski 2020-08-31 08:10:43 UTC 
Description of problem:

It is hard in CI to diagnose why the API is disrupted, especially during upgrades. 

In addition, we don't notice regressions in API stability during development.
Comment 3 Ke Wang 2020-09-07 06:17:13 UTC 
The related tests worked and run passed, see testgrid reports and latest test logs as below:

https://testgrid.k8s.io/redhat-openshift-ocp-release-4.6-blocking#release-openshift-ocp-installer-e2e-aws-4.6&sort-by-flakiness

https://storage.googleapis.com/origin-ci-test/logs/release-openshift-ocp-installer-e2e-aws-4.6/1302789846456078336/artifacts/e2e-aws/e2e.log
...
started: (1/2411/2414) "[sig-api-machinery][Feature:APIServer][Late] kubelet terminates kube-apiserver gracefully [Suite:openshift/conformance/parallel]"
...
started: (1/2414/2414) "[sig-api-machinery][Feature:APIServer][Late] API LBs follow /readyz of kube-apiserver and stop sending requests [Suite:openshift/conformance/parallel]"

passed: (19.2s) 2020-09-07T03:08:03 "[sig-api-machinery][Feature:APIServer][Late] kubelet terminates kube-apiserver gracefully [Suite:openshift/conformance/parallel]"

passed: (19.2s) 2020-09-07T03:08:03 "[sig-api-machinery][Feature:APIServer][Late] API LBs follow /readyz of kube-apiserver and stop sending requests [Suite:openshift/conformance/parallel]"
...
Comment 5 errata-xmlrpc 2020-10-27 16:36:11 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 (OpenShift Container Platform 4.6 GA Images), 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/RHBA-2020:4196
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