tech-kern archive

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index][Old Index]

Re: RAIDframe level 5 write performance

On Fri, Nov 02, 2012 at 10:57:43PM +0100, Edgar Fu? wrote:
> > 350MB/sec?  That doesn't sound poor to me.
> Sorry, 350kB/s. That's so incredibily poor that my fingers seem to have 
> refused 
> to type it.
> > Unfortunately, writing to the block device with 'dd' from userspace is
> > not really a useful test of anything.
> So what should I test instead to track down the WAPL performance problems 
> I ran into?

What does file write performance look like with WAPBL turned off?  The

 Thor Lancelot Simon                                 
   But as he knew no bad language, he had called him all the names of common
 objects that he could think of, and had screamed: "You lamp!  You towel!  You
 plate!" and so on.              --Sigmund Freud

Home | Main Index | Thread Index | Old Index