Weird "nice" behavior

[Kris Kennaway]

On Wed, Jul 06, 2005 at 03:19:07PM -0400, Louis LeBlanc wrote:
> On 07/06/05 02:55 PM, Kris Kennaway sat at the `puter and typed:
> > On Wed, Jul 06, 2005 at 02:26:22PM -0400, Lowell Gilbert wrote:
> > > "Scott I. Remick" <scott at sremick.net> writes:
> > > 
> > > > I'm seeing something strange/annoying tonight... maybe someone could help
> > > > explain why it's happening.
> > > > 
> > > > FreeBSD 5.4-RELEASE
> > > > <SNIP>
> > > 
> > > Sounds like you're blocked on I/O, not CPU.  
> > > SCSI drives with tagged queueing would probably perform better.
> > 
> > Also look for Jeff Roberson's patch that addresses this performance
> > problem, which was sent (and committed) to -current a month or so ago,
> > and which I think I forwarded to -stable.
> 
> I haven't noticed this problem myself (and I'm using 5.4 RELEASE),
> probably because I'm not using SCSI, but I am curious about the patch
> committal.  If I understand right, this patch is not currently
> committed to the RELENG_5_4 branch, that not being the same as STABLE
> or CURRENT.
> 
> Since this is a performance issue that many (like the OP) would
> consider serious, is there any chance this patch would make it to
> RELENG_5_4?

Maybe, it would first need to be committed to -stable and well-tested
(it's only in -current so far).

Kris
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