NV22 dragon state migration #3955
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LesnyRumcajs
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LesnyRumcajs
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ruseinov
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Mar 7, 2024
ruseinov
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Mar 7, 2024
| @@ -78,18 +80,29 @@ impl<BS: Blockstore + Send + Sync> StateMigration<BS> { | |||
| } | |||
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| let cache = MigrationCache::new(NonZeroUsize::new(10_000).expect("infallible")); | |||
| let num_threads = std::env::var("FOREST_STATE_MIGRATION_THREADS") | |||
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nit: would validate that to avoid footgun.
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I forced it to at least 3.
ruseinov
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Mar 7, 2024
| .build()?; | ||
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| let (state_tx, state_rx) = crossbeam_channel::bounded(1); | ||
| let (job_tx, job_rx) = crossbeam_channel::bounded(1); | ||
| let (state_tx, state_rx) = crossbeam_channel::bounded(30); |
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why crossbeam if we're using flume elsewhere?
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Outside of the scope of this PR. Maybe it could be replaced elsewhere.
ruseinov
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Mar 7, 2024
| let (state_tx, state_rx) = crossbeam_channel::bounded(1); | ||
| let (job_tx, job_rx) = crossbeam_channel::bounded(1); | ||
| let (state_tx, state_rx) = crossbeam_channel::bounded(30); | ||
| let (job_tx, job_rx) = crossbeam_channel::bounded(30); |
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nit: why are the channels bound specifically to 30?
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Magic number, same as cache set to 10k. Setting it to higher value, just like with cache sizes, may increase the memory footprint.
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as long as it works. I would probably make it a constant with a little comment instead, but not critical.
lemmih
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Mar 7, 2024
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Summary of changes
Changes introduced in this pull request:
Reference issue to close (if applicable)
Closes #3856
Other information and links
Change checklist