[pve-devel] wrong vm graph stats if vm is shutdown then restart

[Dietmar Maurer]

> network traffic and disk stats show about 400 Petabyte ;)
> 
> Maybe this is because a new kvm process is created with 0 stats.

I guess rrd detect the counter overflow, and computes the difference which lead to such overflow.

This is obviously a very big value, and totally wrong.

Maybe there is a flag, or other counter type in RRD with other behavior?

- Dietmar