Re: pagebuf_prepare_write doesn't kmap the page

[Jens Axboe <axboe@xxxxxxx>]

On Wed, Jan 31 2001, Andi Kleen wrote:
> > Dbench being slower in 2.4.1 vs 2.4.0 would be quite normal, and
> > I wouldn't be alarmed if it's the only one disturbed by this. The
> > easy way to get screamer dbench numbers is to completely ignore
> > latency and finish one process I/O at the time only.
> 
> This sounds like it would be interesting to modify dbench to log average
> running times for individual processes. Then such latency changes could
> be catched.

Indeed, this would make it an even better disk benchmark.

-- 
Jens Axboe