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perf(12-02): increase scan batch size from 50 to 300

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Amortizes SQLite fsync cost over 6x fewer transactions. Cuts ~80
fsyncs for a 25K-track library — significant on HDD.
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yonlu
2026-03-14 11:33:03 -04:00
parent b093fbb10a
commit 21ea71e257
1 changed files with 1 additions and 1 deletions
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backend/library/library.go
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@@ -29,7 +29,7 @@ import (
// scanBatchSize controls how many files are committed in a single // scanBatchSize controls how many files are committed in a single
// database transaction during a scan. Larger batches amortize // database transaction during a scan. Larger batches amortize
// SQLite's fsync cost but increase the blast radius of a failed commit. // SQLite's fsync cost but increase the blast radius of a failed commit.
const scanBatchSize = 50 const scanBatchSize = 300
// entityCache holds recently resolved database entities so that // entityCache holds recently resolved database entities so that
// repeated upserts for the same artist/album/cover art within a scan // repeated upserts for the same artist/album/cover art within a scan