Re: Raidframe performances (was: Re: NFS performances)

[Emmanuel Dreyfus <manu%netbsd.org@localhost>]

On Tue, May 13, 2014 at 08:20:24AM +0000, Emmanuel Dreyfus wrote:
> Right, this is not a NFS performance problem, but a RAIDframe performance
> probleme [RAIDframe introduces a 300% performance hit]

I found this:
https://zhadum.org.uk/2008/07/25/raid-and-file-system-performance-tuning/

The situaton is the best case: 128 sector per stripe, 16kB block size, 2kB 
fragment size.

I also found this:
https://mail-index.netbsd.org/tech-kern/2012/11/13/msg014388.html

But remounting without -o log does not improve the situation. It looks
like if RAIDframe is the only culprit.

-- 
Emmanuel Dreyfus
manu%netbsd.org@localhost