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@rical rical commented Dec 8, 2025

Description

Add vm.conf with sysctl parameters optimized for embedded network devices 512MB-8GB of memory.

Focus on fast recovery and determinism.

  • Panic on OOM
  • Aggressive dirty page writeback
  • Increased watermark scale factor for proactive reclaim

Includes tuning guide documentation for alternative scenarios.

Checklist

Tick relevant boxes, this PR is-a or has-a:

  • Bugfix
    • Regression tests
    • ChangeLog updates (for next release)
  • Feature
    • YANG model change => revision updated?
    • Regression tests added?
    • ChangeLog updates (for next release)
    • Documentation added?
  • Test changes
    • Checked in changed Readme.adoc (make test-spec)
    • Added new test to group Readme.adoc and yaml file
  • Code style update (formatting, renaming)
  • Refactoring (please detail in commit messages)
  • Build related changes
  • Documentation content changes
    • ChangeLog updated (for major changes)
  • Other (please describe):

Add vm.conf with sysctl parameters optimized for embedded network
devices 512MB-8GB of memory.

Focus on fast recovery and determinism.
- Panic on OOM
- Aggressive dirty page writeback
- Increased watermark scale factor for proactive reclaim

Includes tuning guide documentation for alternative scenarios.

Signed-off-by: Richard Alpe <richard@bit42.se>
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2 participants