// is ready to be read.
		//
		// This is possible to be lock free because
		// - xl.meta for inlined objects has already read the data
		//   into memory, any mutation on xl.meta subsequently is
		//   inconsequential to the overall read operation.
		// - xl.meta metadata is still verified for quorum under lock()
		//   however writing the response doesn't need to serialize
		//   concurrent writers

			t.Fatalf("%s : %s", instanceType, err)
		}
		meta, err := loadBucketMetadata(context.Background(), obj, bucket)
		if err != nil {
			t.Fatalf("%s : %s", instanceType, err)
		}
		meta.VersioningConfigXML = []byte(`<VersioningConfiguration xmlns="http://s3.amazonaws.com/doc/2006-03-01/"><Status>Suspended</Status></VersioningConfiguration>`)
		if err := meta.Save(context.Background(), obj); err != nil {

			return false
		}

		for _, kv := range r.Flags.Filter.Metadata {
			for k, v := range oi.UserDefined {
				if !stringsHasPrefixFold(k, "x-amz-meta-") && !isStandardHeader(k) {
					continue
				}
				// We only need to match x-amz-meta or standardHeaders
				if kv.Match(BatchJobKV{Key: k, Value: v}) {
					return true
				}
			}
		}

		// None of the provided filters match
		return false

	// If it doesn't exist we get a new, so ignore errors
	meta := newBucketMetadata(bucket)
	meta.SetCreatedAt(opts.CreatedAt)
	if opts.LockEnabled {
		meta.VersioningConfigXML = enabledBucketVersioningConfig
		meta.ObjectLockConfigXML = enabledBucketObjectLockConfig
	}

	if opts.VersioningEnabled {
		meta.VersioningConfigXML = enabledBucketVersioningConfig
	}

	if err := meta.Save(context.Background(), z); err != nil {

    /* The iterator currently returning elements. */
    private Iterator<? extends T> iterator;

    /*
     * We track the "meta iterators," the iterators-of-iterators, below.  Usually, topMetaIterator
     * is the only one in use, but if we encounter nested concatenations, we start a deque of
     * meta-iterators rather than letting the nesting get arbitrarily deep.  This keeps each
     * operation O(1).
     */