[Lustre-discuss] Storing set_param in MGS ?

[Andreas Dilger]

On Nov 13, 2008  10:43 +0100, Aurelien Degremont wrote:
> I'm currently doing some tuning on my client nodes after the filesystem 
> is mounted, using 'lctl set_param'.
> I know 'lctl conf_param' ables to store some tunings in the MGS config 
> files and the clients apply them automatically at mount time.
> 
> Can I do this for two examples:
> - lctl set_param osc.*.checksums=0
> - lctl set_param ldlm.namespaces.*.lru_size=400

In fact "conf_param" should take effect on all clients within a few
seconds of it being set on the MGS, even while the filesystem is mounted.

Cheers, Andreas
--
Andreas Dilger
Sr. Staff Engineer, Lustre Group
Sun Microsystems of Canada, Inc.