// .metadata.bin healing is not needed here, it is automatically healed via read() call.
	return z.s3Peer.HealBucket(ctx, bucket, opts)
}

// Walk a bucket, optionally prefix recursively, until we have returned
// all the contents of the provided bucket+prefix.
func (z *erasureServerPools) Walk(ctx context.Context, bucket, prefix string, results chan<- itemOrErr[ObjectInfo], opts WalkOptions) error {

			prefixes := r.Source.Prefix.F()
			if len(prefixes) == 0 {
				prefixes = []string{""}
			}
			for _, prefix := range prefixes {
				prefixWalkCh := make(chan itemOrErr[ObjectInfo], 100)
				if err := api.Walk(ctx, r.Source.Bucket, prefix, prefixWalkCh, WalkOptions{
					Marker:   lastObject,
					Filter:   selectObj,
					AskDisks: walkQuorum,
				}); err != nil {
					cancelCause(err)
					xioutil.SafeClose(walkCh)