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repository: MasterIndex.ListPacks / Index.EachByPack allow earlier GC

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Allow earlier garbage collection of some of the intermediate data
structures.
This commit is contained in:
Michael Eischer 2022-08-19 21:06:33 +02:00
parent 0d9ac78437
commit 6ff9517e45
2 changed files with 4 additions and 0 deletions
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2
internal/repository/index.go
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@ -294,6 +294,8 @@ func (idx *Index) EachByPack(ctx context.Context, packBlacklist restic.IDSet) <-
result.Blobs = append(result.Blobs, idx.toPackedBlob(e, restic.BlobType(typ)).Blob) result.Blobs = append(result.Blobs, idx.toPackedBlob(e, restic.BlobType(typ)).Blob)
} }
} }
// allow GC once entry is no longer necessary
byPack[packID] = nil
select { select {
case <-ctx.Done(): case <-ctx.Done():
return return

2
internal/repository/master_index.go
View file

@ -458,6 +458,8 @@ func (mi *MasterIndex) ListPacks(ctx context.Context, packs restic.IDSet) <-chan
// pass on packs // pass on packs
for packID, pbs := range packBlob { for packID, pbs := range packBlob {
// allow GC
packBlob[packID] = nil
select { select {
case out <- restic.PackBlobs{PackID: packID, Blobs: pbs}: case out <- restic.PackBlobs{PackID: packID, Blobs: pbs}:
case <-ctx.Done(): case <-ctx.Done():