From: Manfred Spraul <manfred@colorfullife.com>
To: "Martin J. Bligh" <mbligh@aracnet.com>
Cc: lse-tech@lists.sourceforge.net, akpm@digeo.com, tomlins@cam.org,
"Kamble, Nitin A" <nitin.a.kamble@intel.com>,
linux-mm@kvack.org, linux-kernel@vger.kernel.org
Subject: Re: [PATH] slab cleanup
Date: Mon, 30 Sep 2002 17:59:35 +0200 [thread overview]
Message-ID: <3D9874E7.70805@colorfullife.com> (raw)
In-Reply-To: <732392454.1033343702@[10.10.2.3]>
Martin J. Bligh wrote:
>>Could someone test that it works on real SMP?
>
>
> Tested on 16-way NUMA-Q (shows up races quicker than anything ;-)).
> Boots, compiles the kernel 5 times OK. That's good enough for me.
> No performance regression, in fact was marginally faster (within
> experimental error though).
>
Thanks for the test. NUMA is on my TODO list, after figuring out
where/how to drain cpu caches and the free list.
I've found one stupid bug with debugging enabled: the new debug code
tries to poison NULL pointers, with limited success :-(
And one limitation might be important for arch specific code:
kmem_cache_create() during mem_init() is not possible anymore.
--
Manfred
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prev parent reply other threads:[~2002-09-30 15:59 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-09-29 12:43 Manfred Spraul
2002-09-29 13:56 ` Ed Tomlinson
2002-09-30 6:55 ` Martin J. Bligh
2002-09-30 15:59 ` Manfred Spraul [this message]
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