From e097b47296ac3c402314193d51173bbe828282a4 Mon Sep 17 00:00:00 2001 From: bjahagir-OpenShift Date: Fri, 24 Apr 2026 00:46:43 +0530 Subject: [PATCH] For OSDOCS-12997 --- ...llation-two-node-cluster-min-resource-reqs.adoc | 1 + modules/understanding-agent-install.adoc | 14 +++++++++++--- 2 files changed, 12 insertions(+), 3 deletions(-) diff --git a/modules/installation-two-node-cluster-min-resource-reqs.adoc b/modules/installation-two-node-cluster-min-resource-reqs.adoc index 85298a014391..8a222761a0e1 100644 --- a/modules/installation-two-node-cluster-min-resource-reqs.adoc +++ b/modules/installation-two-node-cluster-min-resource-reqs.adoc @@ -13,6 +13,7 @@ Each cluster machine must meet the following minimum requirements: | Machine | Operating System | CPU ^[1]^ | RAM | Storage | Input/Output Per Second (IOPS) ^[1]^ | Bootstrap | RHCOS | 4 | 16 GB | 120 GB | 300 | Control plane |RHCOS | 4 | 16 GB | 120 GB | 300 +|Two-Node with Fencing (TNF)|RHCOS | 4 | 16 GB | 120 GB | 300 |=== diff --git a/modules/understanding-agent-install.adoc b/modules/understanding-agent-install.adoc index 1fd01617bc04..b322693cedd1 100644 --- a/modules/understanding-agent-install.adoc +++ b/modules/understanding-agent-install.adoc @@ -60,6 +60,7 @@ Recommended cluster resources for the following topologies: |Single-node cluster|1|0|8 vCPUs|16 GB of RAM| 120 GB |Compact cluster|3|0 or 1|8 vCPUs|16 GB of RAM|120 GB |HA cluster|3 to 5|2 and above |8 vCPUs|16 GB of RAM|120 GB +|Two-Node with Fencing (TNF)|2|0|4 vCPUs|16 GB of RAM|120 GB |==== // These supported platforms are also documented in nodes/nodes/nodes-nodes-adding-node-iso.adoc and installation-configuration-parameters.adoc @@ -72,14 +73,21 @@ In the `install-config.yaml`, specify the platform on which to perform the insta * `external` * `none` + -[IMPORTANT] -==== + +For Two-Node with Fencing (TNF), only the following platforms are supported: +- baremetal +- external +- none + +The `vsphere` and `nutanix` platforms are not supported for two-node clusters with fencing. + + For platform `none`: * The `none` option requires the provision of DNS name resolution and load balancing infrastructure in your cluster. See _Requirements for a cluster using the platform "none" option_ in the "Additional resources" section for more information. * Review the information in the link:https://access.redhat.com/articles/4207611[guidelines for deploying {product-title} on non-tested platforms] before you attempt to install an {product-title} cluster in virtualized or cloud environments. -==== + + [NOTE] ====