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Preallocate (safe) slices when we know the size (#10459)

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This commit is contained in:
Klaus Post
2020-09-14 20:44:18 -07:00
committed by GitHub
parent b1c99e88ac
commit 34859c6d4b
7 changed files with 42 additions and 46 deletions
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2
cmd/fs-v1.go
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@@ -502,13 +502,13 @@ func (fs *FSObjects) ListBuckets(ctx context.Context) ([]BucketInfo, error) {
atomic.AddInt64(&fs.activeIOCount, -1)
}()
var bucketInfos []BucketInfo
entries, err := readDir(fs.fsPath)
if err != nil {
logger.LogIf(ctx, errDiskNotFound)
return nil, toObjectErr(errDiskNotFound)
}
bucketInfos := make([]BucketInfo, 0, len(entries))
for _, entry := range entries {
// Ignore all reserved bucket names and invalid bucket names.
if isReservedOrInvalidBucket(entry, false) {