enc := json.NewEncoder(w)
	if err := enc.Encode(madmin.NetperfResult{NodeResults: results}); err != nil {
		return
	}
}

// ObjectSpeedTestHandler - reports maximum speed of a cluster by performing PUT and
// GET operations on the server, supports auto tuning by default by automatically
// increasing concurrency and stopping when we have reached the limits on the
// system.

		// if object upload fails stop the test.
		if err != nil {
			t.Fatalf("Put Object case %d:  Error uploading object: <ERROR> %v", i+1, err)
		}
		if objInfo.ETag != input.md5sum {
			t.Fatalf("Put Object case %d:  Checksum mismatched: <ERROR> got %s, expected %s", i+1, input.md5sum, objInfo.ETag)
		}
	}