Description of problem: seconds_until_synced in description line remained 0 in mirror image status throughout the sync of 50G+ image in snapshot based mirroring which took 20+ minutes Version-Release number of selected component (if applicable): 16.2.6-15.el8cp How reproducible: Tried once, Will try further Steps to Reproduce: 1. create an image and fill 50+g data 2. configure rbd mirroring with another cluster 3. enable snapshot based mirroring on the image 4. Observe the mirror image status Actual results: seconds_until_synced in description line remained 0 in mirror image status Expected results: seconds_until_synced should get updated accordingly Additional info: