oxidecomputer / oxidecomputer/hubris

Should we allow the kernel scheduler to idle?

Open
#111 4 comments 0 reactions 0 assignees View on GitHub

Nobody has claimed this yet.

🤔 design kernel
Dominant language
Rust
Stars
3.6k
Forks
239
Avg merge
1d 12h
Merged PRs (30d)
23

Description

Currently, the kernel panics if it runs out of schedulable tasks, meaning we have to remember to include an idle task in every image. This burns text and RAM -- perhaps we should let the scheduler idle internally?

Contributor guide

Open the contributing guide

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

No files or tests are named in the issue. Start by tracing the kernel scheduler's panic path and how images currently provide an idle task. Define the scheduler's idle behavior and the resource savings expected before identifying tests that demonstrate the result.

Written by the indexing model from the issue text.

Assessment

Tech stack
rust
Domain
operating-systems
Issue type
Feature
Difficulty
5/5
Estimated time
Over a week
Activity status
Stale
Clarity
Mostly clear
Newbie friendliness
30/100

Get new issues in your inbox

A short digest of beginner-friendly GitHub issues.