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Re: [Linux-cluster] gfs2 v. zfs?



On Mon, Jan 24, 2011 at 11:48 AM, Steven Whitehouse <swhiteho redhat com> wrote:
>> our five-node cluster is working fine, the clustering software is great,
>> but when accessing gfs2-based files, enumeration can be very slow...
>>
> What do you mean be "enumeration can be very slow" ? It might be
> possible to slightly rearrange the I/O pattern in order to get greater
> performance. Can you explain what you are trying to achieve?
>

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.

-- Wendy


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