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optimize transitive write tracking a bit

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This commit is contained in:
vyzo 2021-07-02 14:46:02 +03:00
parent da00fc66ee
commit 1d41e1544a
1 changed files with 10 additions and 2 deletions
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12
blockstore/splitstore/splitstore.go
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@ -592,8 +592,15 @@ func (s *SplitStore) flushPendingWrites(locked bool) {
} }
cids := make([]cid.Cid, 0, len(s.pendingWrites)) cids := make([]cid.Cid, 0, len(s.pendingWrites))
seen := make(map[cid.Cid]struct{})
for c := range s.pendingWrites { for c := range s.pendingWrites {
_, ok := seen[c]
if ok {
continue
}
cids = append(cids, c) cids = append(cids, c)
seen[c] = struct{}{}
// recursively walk dags to propagate dependent references // recursively walk dags to propagate dependent references
if c.Prefix().Codec != cid.DagCBOR { if c.Prefix().Codec != cid.DagCBOR {
@ -601,9 +608,10 @@ func (s *SplitStore) flushPendingWrites(locked bool) {
} }
err := s.walkLinks(c, cid.NewSet(), func(c cid.Cid) error { err := s.walkLinks(c, cid.NewSet(), func(c cid.Cid) error {
_, has := s.pendingWrites[c] _, ok := seen[c]
if !has { if !ok {
cids = append(cids, c) cids = append(cids, c)
seen[c] = struct{}{}
} }
return nil return nil