mozilla / mozilla/sccache

Very high memory usage

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Dominant language
Rust
Stars
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Forks
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Avg merge
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Merged PRs (30d)
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Description

From top:

3014102 avi       30  10 7833508   2.8g   8312 S 101.3   2.2  64:14.36 futex_do_+ 15 sccache     

2.8 GB RSS is unjustified for something that hashes source files and execs a compiler.

Contributor guide

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First steps

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  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

The issue names no files, tests, or entry points. Start by reproducing the reported sccache process and profiling its memory use; done means identifying a reproducible cause and verifying that the excessive memory usage is reduced without breaking compiler-wrapper behavior.

Written by the indexing model from the issue text.

Assessment

Tech stack
rust
Domain
build-system, devtools
Issue type
Bug
Difficulty
4/5
Estimated time
3-5 days
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
35/100

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