[PVE-User] Number of backups only configurable per storage?

[Dietmar Maurer]

Simply define 2 storages with different maxfiles setting.

> It's a serious limitation here because we'd like to do daily backups of VMs
> with fast-changing data (the bug tracker and the wiki, for example) and keep
> a week of backups, while larger but less dynamic VMs are backed up fully
> only once a week -- we keep two or three snapshots and we do daily file-level
> backups of configuration data and such.