linux-kernel - Re: [LTP] [PATCH 1/8] Scaling msgmni to the amount of lowmem

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Message-Id: <1203669686.4567.0.camel@subratamodak.linux.ibm.com>
Date:	Fri, 22 Feb 2008 14:11:26 +0530
From:	Subrata Modak <subrata@...ux.vnet.ibm.com>
To:	Nadia Derbey <Nadia.Derbey@...l.net>
Cc:	Matt Helsley <matthltc@...ibm.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	ltp-list@...ts.sourceforge.net,
	containers@...ts.linux-foundation.org,
	linux-kernel@...r.kernel.org, linux-mm@...ck.org, cmm@...ibm.com,
	y-goto@...fujitsu.com
Subject: Re: [LTP] [PATCH 1/8] Scaling msgmni to the amount of lowmem

On Fri, 2008-02-22 at 07:25 +0100, Nadia Derbey wrote:
> Subrata Modak wrote:
> >>Nadia Derbey wrote:
> >>
> >>>Matt Helsley wrote:
> >>>
> >>>
> >>>>On Tue, 2008-02-19 at 18:16 +0100, Nadia Derbey wrote:
> >>>>
> >>>><snip>
> >>>>
> >>>>>+#define MAX_MSGQUEUES  16      /* MSGMNI as defined in linux/msg.h */
> >>>>>+
> >>>>
> >>>>
> >>>>
> >>>>It's not quite the maximum anymore, is it? More like the minumum
> >>>>maximum ;). A better name might better document what the test is
> >>>>actually trying to do.
> >>>>
> >>>>One question I have is whether the unpatched test is still valuable.
> >>>>Based on my limited knowledge of the test I suspect it's still a correct
> >>>>test of message queues. If so, perhaps renaming the old test (so it's
> >>>>not confused with a performance regression) and adding your patched
> >>>>version is best?
> >>>>
> >>>
> >>>So, here's the new patch based on Matt's points.
> >>>
> >>>Subrata, it has to be applied on top of the original ltp-full-20080131. 
> >>>Please tell me if you'd prefer one based on the merged version you've 
> >>>got (i.e. with my Tuesday patch applied).
> > 
> > 
> > Nadia, I would prefer Patch on the top of the already merged version (on
> > top of latest CVS snapshot as of today). Anyways, thanks for all these
> > effort :-)
> > 
> > --Subrata
> > 
> 
> In attachment, you'll find a patch to apply on top of the patches I sent 
> you on Tuesday.

Nadia,

Thanks a ton for that. The same has been merged.

Regards--
Subrata

> 
> Regards,
> Nadia

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