[lustre-discuss] lustre 2.10.5 or 2.11.0

[Mohr Jr, Richard Frank (Rick Mohr)]

> On Oct 17, 2018, at 7:30 PM, Riccardo Veraldi <Riccardo.Veraldi at cnaf.infn.it> wrote:
> 
> anyway especially regarding the OSSes you may eventually need some ZFS module parameters optimizations regarding vdev_write and vdev_read max to increase those values higher than default. You may also disable ZIL, change the redundant_metadata to "most"  atime off.
> 
> I could send you a list of parameters that in my case work well.

Riccardo,

Would you mind sharing your ZFS parameters with the mailing list?  I would be interested to see which options you have changed.

--
Rick Mohr
Senior HPC System Administrator
National Institute for Computational Sciences
http://www.nics.tennessee.edu