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OSDOCS-19235:Update the z-stream RNs for 4.19.29#110740

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OSDOCS-19235:Update the z-stream RNs for 4.19.29#110740
tedaveryredhat wants to merge 1 commit intoopenshift:enterprise-4.19from
tedaveryredhat:OSDOCS-19235

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openshift-ci-robot commented Apr 23, 2026

@tedaveryredhat: This pull request references OSDOCS-19235 which is a valid jira issue.

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Version(s):
4.19

Issue:
https://redhat.atlassian.net/browse/OSDOCS-19235

Link to docs preview:

Additional information:
4.19.29 MR: https://gitlab.cee.redhat.com/hybrid-platforms/art/ocp-shipment-data/-/merge_requests/479
ART Dashboard: https://art-dash.engineering.redhat.com/dashboard/release/openshift-4.19

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@openshift-ci-robot openshift-ci-robot added the jira/valid-reference Indicates that this PR references a valid Jira ticket of any type. label Apr 23, 2026
@openshift-ci openshift-ci Bot added the size/M Denotes a PR that changes 30-99 lines, ignoring generated files. label Apr 23, 2026
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ocpdocs-previewbot commented Apr 23, 2026

🤖 Thu Apr 23 19:17:58 - Prow CI generated the docs preview:

https://110740--ocpdocs-pr.netlify.app/openshift-enterprise/latest/release_notes/ocp-4-19-release-notes.html

Comment thread modules/zstream-4-19-29.adoc Outdated

* Before this update, the accumulation of unique session cookies across multi-pod deployments caused *Header Too Large* errors. With this release, the console proactively expires outdated pod-specific cookies whenever a new session is created. As a result, the cookie header remains within size limits during frequent re-authentications (especially with {azure-first} AD SSO) while maintaining a stable, single active session. (link:https://redhat.atlassian.net/browse/OCPBUGS-81574[OCPBUGS-81574])

* Before this update, DNS name rules in the `EgressFirewall` custom resource (CR) were not working correctly when an error was encountered during DNS name resolution or a zero TTL value was returned by the DNS nameserver. For both scenarios, the next lookup occurred only after 30 minutes. However, these scenarios could be transient and might have gotten resolved well before the next lookup. With this update, the lookup occurs every five seconds when an error is encountered during DNS name resolution or a zero TTL value is returned by the DNS nameserver. When an error is encountered during the DNS lookup, the lookup occurs with an exponential backoff after 10 retries, with the maximum backoff time capped at two minutes. (link:https://redhat.atlassian.net/browse/OCPBUGS-82032[OCPBUGS-82032])
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🤖 [error] RedHat.TermsErrors: Use 'name server' rather than 'nameserver'. For more information, see RedHat.TermsErrors.

Comment thread modules/zstream-4-19-29.adoc Outdated

* Before this update, the accumulation of unique session cookies across multi-pod deployments caused *Header Too Large* errors. With this release, the console proactively expires outdated pod-specific cookies whenever a new session is created. As a result, the cookie header remains within size limits during frequent re-authentications (especially with {azure-first} AD SSO) while maintaining a stable, single active session. (link:https://redhat.atlassian.net/browse/OCPBUGS-81574[OCPBUGS-81574])

* Before this update, DNS name rules in the `EgressFirewall` custom resource (CR) were not working correctly when an error was encountered during DNS name resolution or a zero TTL value was returned by the DNS nameserver. For both scenarios, the next lookup occurred only after 30 minutes. However, these scenarios could be transient and might have gotten resolved well before the next lookup. With this update, the lookup occurs every five seconds when an error is encountered during DNS name resolution or a zero TTL value is returned by the DNS nameserver. When an error is encountered during the DNS lookup, the lookup occurs with an exponential backoff after 10 retries, with the maximum backoff time capped at two minutes. (link:https://redhat.atlassian.net/browse/OCPBUGS-82032[OCPBUGS-82032])
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🤖 [error] RedHat.TermsErrors: Use 'name server' rather than 'nameserver'. For more information, see RedHat.TermsErrors.

[id="zstream-4-19-29-updating_{context}"]
== Updating

To update an {product-title} 4.19 cluster to this latest release, see xref:../updating/updating_a_cluster/updating-cluster-cli.adoc#updating-cluster-cli[Updating a cluster using the CLI].
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🤖 [error] OpenShiftAsciiDoc.NoXrefInModules: Do not include xrefs in modules, only assemblies (exception: release notes modules).

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openshift-ci Bot commented Apr 23, 2026

@tedaveryredhat: all tests passed!

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