From 7bd42b750ef1f863b6e997a177add0015a7124c7 Mon Sep 17 00:00:00 2001 From: shreyasiddhartha Date: Mon, 17 Nov 2025 14:10:17 +0530 Subject: [PATCH] OSSM-11371 --- modules/ossm-release-notes-3-2-known-issues.adoc | 14 +++++++++++++- modules/ossm-release-notes-sail-operator-apis.adoc | 2 +- 2 files changed, 14 insertions(+), 2 deletions(-) diff --git a/modules/ossm-release-notes-3-2-known-issues.adoc b/modules/ossm-release-notes-3-2-known-issues.adoc index d6ebe53b8e8a..c2c80a4ee5d5 100644 --- a/modules/ossm-release-notes-3-2-known-issues.adoc +++ b/modules/ossm-release-notes-3-2-known-issues.adoc @@ -16,4 +16,16 @@ A concurrency issue in `ztunnel` limits throughput scalability in {istio} ambient mode. Performance remains comparable to sidecar mode in most scenarios, but the issue can limit the potential to scale throughput performance. -link:https://issues.redhat.com/browse/OSSM-11132[OSSM-11132] \ No newline at end of file +link:https://issues.redhat.com/browse/OSSM-11132[OSSM-11132] + +[id="istio-idecars-cannot-reach-istiod-on-s390x-and-powerpc-when-using-trpoxy-mode_{context}"] +== Istio sidecars cannot reach `Istiod` on `s390x` and `PowerPC` when using `TPROXY` mode + +Configuring {istio} in sidecar mode with Transparent Proxy (TPROXY) on `s390x` and `PowerPC` hardware platforms causes the `istio-proxy` container to fail certificate signing and remain unready. As a consequence, the sidecar cannot reach the `Istiod` service and the connection times out. As a result, affected workloads cannot run successfully under these conditions. + +[id="waypoint-proxy-emits-incomplete-telemetry-on-s390x-platforms_{context}"] +== Waypoint proxy emits incomplete telemetry on `s390x` platforms + +Running {istio} in ambient mode on the `s390x` hardware platform causes the waypoint proxy to emit incomplete telemetry after the namespace is enrolled. As a consequence, tools such as Kiali cannot generate accurate graphs or diagrams, resulting in missing edges, unknown fields, or no visualization data. As a result, telemetry-dependent observability features remain incomplete on affected clusters. + +link:https://issues.redhat.com/browse/OSSM-11285[OSSM-11285] \ No newline at end of file diff --git a/modules/ossm-release-notes-sail-operator-apis.adoc b/modules/ossm-release-notes-sail-operator-apis.adoc index 46ebfcf3162d..fd8416be7f32 100644 --- a/modules/ossm-release-notes-sail-operator-apis.adoc +++ b/modules/ossm-release-notes-sail-operator-apis.adoc @@ -26,5 +26,5 @@ Module included in the following assemblies: | GA | ZTunnel -| TP +| GA |=== \ No newline at end of file