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isolate reload spends unreasonably large amount of time in CheckpointClasses #34461

aam opened this Issue Sep 13, 2018 · 1 comment


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aam commented Sep 13, 2018

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cc @rmacnak-google

dart-bot pushed a commit that referenced this issue Sep 14, 2018

[vm] Add library private key to the Class hash function for reload.
This reduces isolate reload time on a given sample from ~2 seconds to ~200 milliseconds.
Remove ASSERT - you can have replacement finalized when original was non-finalized

Bug: #34461
Change-Id: I39dc5d67e97bd7c0d654cd751b6829b00337e967
Commit-Queue: Alexander Aprelev <>
Reviewed-by: Ryan Macnak <>

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aam commented Sep 14, 2018

@aam aam closed this Sep 14, 2018

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