func (b *bucketMetacache) findCache(o listPathOptions) metacache {
	if b == nil {
		logger.Info("bucketMetacache.findCache: nil cache for bucket %s", o.Bucket)
		return metacache{}
	}

	if o.Bucket != b.bucket {
		logger.Info("bucketMetacache.findCache: bucket %s does not match this bucket %s", o.Bucket, b.bucket)
		debug.PrintStack()
		return metacache{}
	}

		if s.walkMu != nil {
			s.walkMu.Unlock()
		}
		if err != nil {
			// Folder could have gone away in-between
			if err != errVolumeNotFound && err != errFileNotFound {
				internalLogOnceIf(ctx, err, "metacache-walk-scan-dir")
			}
			if opts.ReportNotFound && err == errFileNotFound && current == opts.BaseDir {
				err = errFileNotFound
			} else {
				err = nil
			}
			diskHealthCheckOK(ctx, err)
			return err

//
// Streams can be assumed to be sorted in ascending order.
// If the stream ends before a false boolean it can be assumed it was truncated.

const metacacheStreamVersion = 2

// metacacheWriter provides a serializer of metacache objects.
type metacacheWriter struct {
	streamErr   error
	mw          *msgp.Writer
	creator     func() error
	closer      func() error
	blockSize   int
	streamWg    sync.WaitGroup
	reuseBlocks bool
}

	o.Versioning = vc
	o.Replication = replicationConfig{
		Config:  replCfg,
		remotes: tgts,
	}
	o.Retention = rcfg
}

// newMetacache constructs a new metacache from the options.
func (o listPathOptions) newMetacache() metacache {
	return metacache{
		id:          o.ID,
		bucket:      o.Bucket,
		root:        o.BaseDir,
		recursive:   o.Recursive,
		status:      scanStateStarted,
		error:       "",

Klaus Post <******@****.***> 1756435188 +0200

func loadMetacacheSample(t testing.TB) *metacacheReader {
	b, err := os.ReadFile("testdata/metacache.s2")
	if err != nil {
		t.Fatal(err)
	}
	return newMetacacheReader(bytes.NewReader(b))
}

func loadMetacacheSampleEntries(t testing.TB) metaCacheEntriesSorted {
	r := loadMetacacheSample(t)
	defer r.Close()

Klaus Post <******@****.***> 1756435188 +0200

Klaus Post <******@****.***> 1756435188 +0200

	"time"

	"github.com/minio/minio/internal/grid"
	xioutil "github.com/minio/minio/internal/ioutil"
)

func renameAllBucketMetacache(epPath string) error {
	// Rename all previous `.minio.sys/buckets/<bucketname>/.metacache` to
	// to `.minio.sys/tmp/` for deletion.
	return readDirFn(pathJoin(epPath, minioMetaBucket, bucketMetaPrefix), func(name string, typ os.FileMode) error {
		if typ == os.ModeDir {

// GetMetacacheListing - get a new or existing metacache.
func (client *peerRESTClient) GetMetacacheListing(ctx context.Context, o listPathOptions) (*metacache, error) {
	if client == nil {
		resp := localMetacacheMgr.getBucket(ctx, o.Bucket).findCache(o)
		return &resp, nil
	}
	return getMetacacheListingRPC.Call(ctx, client.gridConn(), &o)
}