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[OCPBUGS-112344]: Clarifying IBM Z and IBM Power info in HCP support matrix #118821

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lahinson merged 1 commit into from
Aug 26, 2026
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[OCPBUGS-112344]: Clarifying IBM Z and IBM Power info in HCP support matrix #118821

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15 changes: 1 addition & 14 deletions modules/hcp-support-matrix.adoc
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Original file line number Diff line number Diff line change
Expand Up @@ -147,10 +147,7 @@ The following table indicates which {product-title} versions are supported for e

[IMPORTANT]
====
For {ibm-power-title} and {ibm-z-title}:

* You must run the control plane on machine types that are based on 64-bit x86 architecture or s390x architecture
* You must run node pools on {ibm-power-title} or {ibm-z-title}
For {hcp} on {ibm-power-title} or {ibm-z-title}, the control plane must run on either 64_bit x86 architecture or s390x architecture. Node pools must run on either {ibm-power-title} or {ibm-z-title}. No other combinations are supported.
====

In the following table, the management cluster version is the {product-title} version where the {mce-short} is enabled:
Expand Down Expand Up @@ -233,21 +230,11 @@ The following tables indicate the supported architectures for {hcp}, organized b
|ARM64
|4.21 - 4.22

@lahinson lahinson Aug 25, 2026

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Removed the following lines because HCP on IBM Power does not support nodes on 64_bit x86 architecture.

|{ibm-power-title}
|64-bit x86
|64-bit x86
|4.19 - 4.22

|{ibm-power-title}
|64-bit x86
|ppc64le
|4.18 - 4.22

@lahinson lahinson Aug 25, 2026

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Removed the following lines because HCP on IBM Z does not support nodes on 64-bit x86 architecture.

@lahinson lahinson Aug 25, 2026

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Are any other combinations supported for HCP on IBM Power? For example, can the control plane be s390x and the nodes be ppc64le?

|{ibm-z-title}
|64-bit x86
|64-bit x86
|4.18 - 4.22

|{ibm-z-title}
|64-bit x86
|s390x
Expand Down