nonce := make([]byte, stream.NonceSize())
		encw := stream.EncryptWriter(w, nonce, nil)
		defer encw.Close()

		// Initialize a zip writer which will provide a zipped content
		// of profiling data of all nodes
		inspectZipW = zip.NewWriter(encw)
		defer inspectZipW.Close()

		if b := getClusterMetaInfo(ctx); len(b) > 0 {