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Asset download during bootstrap is slow #1620

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Asset download during bootstrap is slow#1620
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ludamad

Description

@johnathan79717
johnathan79717
opened on Feb 5, 2026

@spalladino reported that the download of barretenberg-clang20-4143489f79f3d92e.zst sized in 170mb took 170 seconds

Command: build_native
Date: Thu  5 Feb 09:41:12 GMT 2026
Status: 0
Took: 178s

Cache download and extraction of barretenberg-clang20-4143489f79f3d92e.zst complete in 178s.
  • Find out why it took that long and whether we can speed it up.
  • Consider storing the downloaded assets in a local cache.

Activity

  1. johnathan79717
    assigned
    johnathan79717
    and
    ludamad
    and unassigned
    johnathan79717
    on Feb 5, 2026

  2. johnathan79717 commented on Feb 5, 2026

    @johnathan79717
    johnathan79717
    on Feb 5, 2026
    Author

    Adam has started looking into it. Context: this was from office wifi.

  3. ludamad commented on Feb 8, 2026

    @ludamad
    ludamad
    on Feb 8, 2026
    Collaborator

    A CACHE_SSH_HOST workaround was added. Charlie looked into cloudfront

  4. ledwards2225 commented on Feb 25, 2026

    @ledwards2225
    ledwards2225
    on Feb 25, 2026
    Collaborator

    @ludamad is this still relevant or shall we close?

  5. spalladino commented on Feb 26, 2026

    @spalladino
    spalladino
    on Feb 26, 2026

    We also added the local cache for bootstrap, so personally I'd be fine with closing. Not sure if we want to keep open to explore the cloudfront approach.

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