[Linux-cluster] GFS2 and LVM stripes

[Steven Whitehouse]

Hi,

On 11/04/16 13:29, Daniel Dehennin wrote:
> Hello,
>
> My OpenNebula cluster has a 4TB GFS2 logical volume supported by two
> physical volumes (2TB each).
>
> The result is that near all I/O go to a single PV.
>
> Now I'm looking at a way to convert linear LV to a stripping one and
> only found the possibility to go with a mirror[1].
>
> Do you have any advice on the use of GFS2 over stipped LVM?
>
> Regards.
>
> Footnotes:
> [1]  http://community.hpe.com/t5/System-Administration/Need-to-move-the-data-from-Linear-LV-to-stripped-LV-on-RHEL-5-7/td-p/6134323
>
>
>

It will depend on the workload as to what is the best stripe size to 
choose, so you might want to try some different sizes to see what will 
work best in your case,

Steve.

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