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Cheatsheet.md

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BOS Commands Cheat Sheet

This page is a quick reference for common BOS commands in the Cray CLI.

To find the API versions of any commands listed, add -vvv to the end of the CLI command, and the CLI will print the underlying call to the API in the output.

Full system commands

  • (ncn-mw#) Boot all nodes in a template:

    cray bos v2 sessions create --template-name SESSION_TEMPLATE_NAME --operation boot

  • (ncn-mw#) Reboot all nodes in a template:

    cray bos v2 sessions create --template-name SESSION_TEMPLATE_NAME --operation reboot

  • (ncn-mw#) Shutdown all nodes in a template:

    cray bos v2 sessions create --template-name SESSION_TEMPLATE_NAME --operation shutdown

  • (ncn-mw#) Stage a reboot for all nodes in a template:

    cray bos v2 sessions create --template-name SESSION_TEMPLATE_NAME --operation reboot --staged True

Single node commands

  • (ncn-mw#) Boot a single node:

    cray bos v2 sessions create --template-name SESSION_TEMPLATE_NAME --operation boot --limit <node's xname>

  • (ncn-mw#) Reboot a single node:

    cray bos v2 sessions create --template-name SESSION_TEMPLATE_NAME --operation reboot --limit <node's xname>

  • (ncn-mw#) Shutdown a single node:

    cray bos v2 sessions create --template-name SESSION_TEMPLATE_NAME --operation shutdown --limit <node's xname>

  • (ncn-mw#) Stage a reboot for a single node:

    cray bos v2 sessions create --template-name SESSION_TEMPLATE_NAME --operation reboot --staged True --limit <node's xname>

  • (ncn-mw#) Monitor the overall boot progress of a single node:

    watch "cray bos v2 components describe <node's xname>"