Derek Su

@roger-ryao The two cases [tests.test_metric.test_volume_metrics[longhorn-system]](https://ci.longhorn.io/job/private/job/longhorn-tests-regression/9838/testReport/junit/tests/test_metric/test_volume_metrics_longhorn_system_/) [tests.test_metric.test_volume_metrics[default]](https://ci.longhorn.io/job/private/job/longhorn-tests-regression/9838/testReport/junit/tests/test_metric/test_volume_metrics_default_/) failed because of the change. Could you update them? Thank you.

> Would it be okay if I check the Jenkins results? [@derekbit](https://github.com/derekbit) Hello @hookak Sorry for missing the message. @chriscchien has updated the test cases in https://github.com/longhorn/longhorn-tests/pull/2952. Feel free to...

## Pre Ready-For-Testing Checklist * [x] ~Where is the reproduce steps/test steps documented?~ The reproduce steps/test steps are at: * [x] ~Is there a workaround for the issue? If so,...

Haven't received the support bundle. What's the Longhorn version?

Weird. `backup.status.snapshotCreatedAt` is already correctly set. The timeout value is 30 seconds, but 30-second timeout seems not enough for the snapshot creation in a busy cluster or a slow backupstore....

@PhanLe1010 @WebberHuang1118 Should we increase the timeout value?

After discussing with @innobead, `waitForBackupControllerSync` returns ``` msg := fmt.Sprintf("waitForBackupControllerSync: timeout while waiting for backup controller to sync for volume %s and snapshot %s", volumeName, snapshotName) logrus.Warn(msg) return nil, status.Error(codes.DeadlineExceeded,...

cc @WebberHuang1118 @Vicente-Cheng

It might be related to Longhorn doesn't implement `ListVolumes()` method in the controller server, resulting in the status is unable to be updated.

cc @c3y1huang