[CentOS] OT:Which filesystem to use with large files

>> With LVMs you'd of course lose the flexibility of file-backed targets
>> and the ability to do sparse files are you're intending..
>>
>> dd if=/dev/zero of=iqn.2009-12.com.mydomain:storage.disk01.foo.foo
>> bs=1 count=0 seek=16G
>
> LVM was my first option and performance it is very very good with iSCSI, but backup
> and restore it is a problem with LVM. For these reason I need to use large files on
> this server...

I actually prefer backing up LVMs.. I use the snapshot feature which
means I can backup a live volume. Works well.