From: Subrata Modak <subrata@linux.vnet.ibm.com>
To: Nadia Derbey <Nadia.Derbey@bull.net>
Cc: Matt Helsley <matthltc@us.ibm.com>,
Andrew Morton <akpm@linux-foundation.org>,
ltp-list@lists.sourceforge.net,
containers@lists.linux-foundation.org,
linux-kernel@vger.kernel.org, linux-mm@kvack.org, cmm@us.ibm.com,
y-goto@jp.fujitsu.com
Subject: Re: [LTP] [PATCH 1/8] Scaling msgmni to the amount of lowmem
Date: Fri, 22 Feb 2008 14:11:26 +0530 [thread overview]
Message-ID: <1203669686.4567.0.camel@subratamodak.linux.ibm.com> (raw)
In-Reply-To: <47BE6AD0.6070309@bull.net>
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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next prev parent reply other threads:[~2008-02-22 8:42 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-02-11 14:16 [PATCH 0/8] Change default MSGMNI tunable to scale with lowmem (v3) Nadia.Derbey
2008-02-11 14:16 ` [PATCH 1/8] Scaling msgmni to the amount of lowmem Nadia.Derbey
2008-02-16 5:59 ` Andrew Morton
2008-02-18 9:19 ` Nadia Derbey
2008-02-18 13:08 ` Nadia Derbey
2008-02-19 8:50 ` [LTP] " Subrata Modak
2008-02-19 17:16 ` Nadia Derbey
2008-02-19 22:16 ` Matt Helsley
2008-02-21 8:39 ` Nadia Derbey
2008-02-21 12:36 ` Nadia Derbey
2008-02-21 13:02 ` Nadia Derbey
2008-02-21 13:39 ` Subrata Modak
2008-02-22 6:25 ` Nadia Derbey
2008-02-22 8:41 ` Subrata Modak [this message]
2008-02-20 9:44 ` Subrata Modak
2008-04-29 20:28 ` Tony Luck
2008-05-05 8:45 ` Nadia Derbey
2008-05-06 16:42 ` Luck, Tony
2008-05-06 18:05 ` Serge E. Hallyn
2008-05-07 5:37 ` Nadia Derbey
2008-05-07 13:17 ` Serge E. Hallyn
2008-05-07 18:12 ` Matt Helsley
2008-05-07 5:13 ` Nadia Derbey
2008-02-11 14:16 ` [PATCH 2/8] Scaling msgmni to the number of ipc namespaces Nadia.Derbey
2008-02-11 14:16 ` [PATCH 3/8] Defining the slab_memory_callback priority as a constant Nadia.Derbey
2008-02-11 14:16 ` [PATCH 4/8] Recomputing msgmni on memory add / remove Nadia.Derbey
2008-02-11 14:16 ` [PATCH 5/8] Invoke the ipcns notifier chain as a work item Nadia.Derbey
2008-02-11 14:16 ` [PATCH 6/8] Recomputing msgmni on ipc namespace creation/removal Nadia.Derbey
2008-02-11 14:16 ` [PATCH 7/8] Do not recompute msgmni anymore if explicitely set by user Nadia.Derbey
2008-02-11 20:24 ` Andrew Morton
2008-02-12 9:32 ` Nadia Derbey
2008-02-12 9:44 ` Andrew Morton
2008-02-12 15:15 ` Nadia Derbey
2008-02-12 19:44 ` Andrew Morton
2008-02-14 11:47 ` Nadia Derbey
2008-02-12 9:45 ` Nadia Derbey
2008-02-11 14:16 ` [PATCH 8/8] Re-enable msgmni automatic recomputing msgmni if set to negative Nadia.Derbey
2008-02-11 20:27 ` Andrew Morton
2008-02-12 11:38 ` Nadia Derbey
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