[Linux-cluster] gfs2 v. zfs?

[Wendy Cheng]

Guess GFS2 is out as an "enterprise" file system ? W/out a workable
backup solution, it'll be seriously limited. I have been puzzled why
CLVM is slow to add this feature.

-- Wendy

On Mon, Jan 24, 2011 at 1:07 PM, Nicolas Ross
<rossnick-lists at cybercat.ca> wrote:
>> I would guess this "enumeration" means "walk"; e.g. doing backup. One
>> of the most-liked features that ZFS offers is snapshots. So I would
>> suggest telling GFS2 users/customers to use LVM snapshot AND making
>> sure GFS2 works well with Linux LVMm snapshot.
>
> AFAIK, clustered volume group doesn't support LVM snapshots :
>
> <quote>
> LVM snapshots are not supported across the nodes in a cluster. You cannot
> create a snapshot volume in a clustered volume group.
> </quote>
>
> from
>
> http://docs.redhat.com/docs/en-US/Red_Hat_Enterprise_Linux/6/html-single/Logical_Volume_Manager_Administration/index.html#snapshot_volumes
>
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