4.1.0
There are several types of snapshots:
Disk snapshot saves the content of the disks at a desiginated point of time;
VM state snapshot tracks only the state of RAM and all other resources in use by the VM;
System checkpoint captures both the disk and the VM state.
The current KVM takes a long time to take a disk snapshot, where the VM can be unresponsive for several minutes. We would like to investigate and find out if the new KVM support the disk-only snapshot option.
There are 2 tasks :
#Investigate the disk only snapshot feature: does it work for current KVM on 4.1