From d97066431386acb6d88926053e95a39f55015840 Mon Sep 17 00:00:00 2001 From: Michael Burke Date: Tue, 25 Aug 2026 18:00:18 -0400 Subject: [PATCH 1/2] WMCO 4.21.2 Release Notes --- ...windows-containers-release-notes-10-21-2.adoc | 16 ++++++++++++++++ .../windows-containers-release-notes-past.adoc | 2 ++ .../windows-containers-release-notes.adoc | 2 +- 3 files changed, 19 insertions(+), 1 deletion(-) create mode 100644 modules/windows-containers-release-notes-10-21-2.adoc diff --git a/modules/windows-containers-release-notes-10-21-2.adoc b/modules/windows-containers-release-notes-10-21-2.adoc new file mode 100644 index 00000000000..f130e6a7225 --- /dev/null +++ b/modules/windows-containers-release-notes-10-21-2.adoc @@ -0,0 +1,16 @@ +// Module included in the following assemblies: +// +// * windows_containers/wmco_rn/windows-containers-release-notes.adoc + +:_mod-docs-content-type: CONCEPT +[id="windows-containers-release-notes-10-21-2_{context}"] += Release notes for Red Hat Windows Machine Config Operator 10.21.2 + +Issued: August 2026 + +The components of the Red Hat Windows Machine Config Operator (WMCO) 10.21.2 were released in https://access.redhat.com/errata/RHBA-2026:TBD[RHBA-2026:TBD]. + +[id="wmco-10-21-2-bug-fixes"] +== Bug fixes + +* Before this update, the SSH connection between the WMCO and a Windows node would terminate when the WMCO rebooted the node after a configuration update. As a consequence, the WMCO incorrectly treated the SSH disconnection as a reboot failure, preventing the Windows node from completing required reboots. With this release, the reboot validation process is modified to ignore SSH termination errors and instead verify a successful reboot by using explicit node reachability checks and the SSH reconnection. As a result, Windows nodes successfully reboot upon node configuration changes.(link:https://issues.redhat.com/browse/OCPBUGS-98229[OCPBUGS-98229]) diff --git a/windows_containers/wmco_rn/windows-containers-release-notes-past.adoc b/windows_containers/wmco_rn/windows-containers-release-notes-past.adoc index 3fa5f9b3c32..14535ed2568 100644 --- a/windows_containers/wmco_rn/windows-containers-release-notes-past.adoc +++ b/windows_containers/wmco_rn/windows-containers-release-notes-past.adoc @@ -11,4 +11,6 @@ You can review the following release notes to learn about changes in previous ve For the current {productwinc} release notes, see "Red Hat OpenShift support for Windows Containers release notes". +include::modules/windows-containers-release-notes-10-21-1.adoc[leveloffset=+1] + include::modules/windows-containers-release-notes-10-21-0.adoc[leveloffset=+1] diff --git a/windows_containers/wmco_rn/windows-containers-release-notes.adoc b/windows_containers/wmco_rn/windows-containers-release-notes.adoc index daee0c1e0d3..687c0a469d1 100644 --- a/windows_containers/wmco_rn/windows-containers-release-notes.adoc +++ b/windows_containers/wmco_rn/windows-containers-release-notes.adoc @@ -9,4 +9,4 @@ toc::[] [role="_abstract"] This release of the Windows Machine Config Operator (WMCO) provides bug fixes for running Windows compute nodes in an {product-title} cluster. -include::modules/windows-containers-release-notes-10-21-1.adoc[leveloffset=+1] +include::modules/windows-containers-release-notes-10-21-2.adoc[leveloffset=+1] From d268ea31ee244afa64c89902a4f0cd721aed6d34 Mon Sep 17 00:00:00 2001 From: Michael Burke Date: Wed, 26 Aug 2026 15:16:20 -0400 Subject: [PATCH 2/2] edit per stevsmit --- modules/windows-containers-release-notes-10-21-2.adoc | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/modules/windows-containers-release-notes-10-21-2.adoc b/modules/windows-containers-release-notes-10-21-2.adoc index f130e6a7225..4dd86ad2145 100644 --- a/modules/windows-containers-release-notes-10-21-2.adoc +++ b/modules/windows-containers-release-notes-10-21-2.adoc @@ -13,4 +13,4 @@ The components of the Red Hat Windows Machine Config Operator (WMCO) 10.21.2 wer [id="wmco-10-21-2-bug-fixes"] == Bug fixes -* Before this update, the SSH connection between the WMCO and a Windows node would terminate when the WMCO rebooted the node after a configuration update. As a consequence, the WMCO incorrectly treated the SSH disconnection as a reboot failure, preventing the Windows node from completing required reboots. With this release, the reboot validation process is modified to ignore SSH termination errors and instead verify a successful reboot by using explicit node reachability checks and the SSH reconnection. As a result, Windows nodes successfully reboot upon node configuration changes.(link:https://issues.redhat.com/browse/OCPBUGS-98229[OCPBUGS-98229]) +* Before this update, the SSH connection between the WMCO and a Windows node would terminate when the WMCO rebooted the node after a configuration update. As a consequence, the WMCO incorrectly treated the SSH disconnection as a reboot failure, preventing the Windows node from completing required reboots. With this release, the reboot validation process is modified to ignore SSH termination errors and instead verify a successful reboot by using explicit node reachability checks and the SSH reconnection. As a result, Windows nodes successfully reboot upon node configuration changes. (link:https://issues.redhat.com/browse/OCPBUGS-98229[OCPBUGS-98229])