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OCPBUGS-41488: Agent instructions for USB boot #109528

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17 changes: 17 additions & 0 deletions modules/installing-ocp-agent-boot.adoc
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Expand Up @@ -9,6 +9,10 @@

Use this procedure to boot the agent image on your machines.

.Prerequisites

* If you plan to boot the agent image from a USB drive, you have installed the `syslinux` package.

.Procedure

. Create the agent image by running the following command:
Expand All @@ -20,4 +24,17 @@ $ openshift-install --dir <install_directory> agent create image
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NOTE: Red Hat Enterprise Linux CoreOS (RHCOS) supports multipathing on the primary disk, allowing stronger resilience to hardware failure to achieve higher host availability. Multipathing is enabled by default in the agent ISO image, with a default `/etc/multipath.conf` configuration.

. If you plan to boot the ISO image from a USB disk, add a master boot record to the image by running the following command:
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[source,terminal]
----
$ isohybrid --uefi <agent_iso_image>
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.Example command
[source,terminal]
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$ isohybrid --uefi agent.x86_64.iso
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. Boot the `agent.x86_64.iso`, `agent.aarch64.iso`, or `agent.s390x.iso` image on the bare metal machines.
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🤖 [error] RedHat.TermsErrors: Use 'bare-metal machines' rather than 'bare metal machines'. For more information, see RedHat.TermsErrors.