Re: Help with XFS in VMs on VMFS

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Hi Jan,

On Thu, Mar 28, 2013 at 11:30:01PM -0400, Jan Perci wrote:
> Back to XFS, in this context, is there any benefit in tuning some
> parameters to get better performance, or will it all just be overshadowed
> by poor performance of the VMDKs that tuning isn't worthwhile?

At least get your stripe unit and width correct.
http://xfs.org/index.php/XFS_FAQ#Q:_How_to_calculate_the_correct_sunit.2Cswidth_values_for_optimal_performance

Beyond that I suggest you stick with the defaults unless you have a specific
need.  e.g. heavy usage of extended attributes might prompt you to use a larger
inode size to keep them inline.

Regards,
Ben

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