to be noted that below is the current status of snapmirror:
FilerA> snapmirror status
Snapmirror is on.
Source Destination State Lag Status
FilerA:Volume Vserver1:Volume Source 6056:23:18 Idle
FilerA:Volume Vserver1:Volume Source 6073:33:31 Idle
also need to know the meaning of the state [source]