VM space disk after migration on Ceph

[yakakliker]

I found that when I online migrate, the VM disk space on Ceph volume is larger than the same VM disk space in the offline migration.Can someone explain ?

 

[dietmar]

I found that when I online migrate, the VM disk space on Ceph volume is larger than the same VM disk space in the offline migration.Can someone explain ?

What exactly is larger?

 

[yakakliker]

For an initial VM disk size at 1024 Go in VM.conf

After online migration, the disk size on Ceph volume is 1024 Go

After offline migration, the disk size is approximately 300 Go

 

[mir]

What unit is a Go?

 

[yakakliker]

GB in English

 

[dietmar]

After offline migration, the disk size is approximately 300 Go

in VM.conf?

 

[yakakliker]

In my Ceph storage

 

[dietmar]

In my Ceph storage

How do you measure that? (please provide the command you use)

 

[yakakliker]

In the Gui :