From: William Lee Irwin III <wli@holomorphy.com>
To: Eric Dumazet <dada1@cosmosbay.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
"linux-mm@kvack.org" <linux-mm@kvack.org>,
linux kernel <linux-kernel@vger.kernel.org>,
David Miller <davem@davemloft.net>
Subject: Re: [PATCH] MM : alloc_large_system_hash() can free some memory for non power-of-two bucketsize
Date: Mon, 21 May 2007 01:11:39 -0700 [thread overview]
Message-ID: <20070521081139.GG19966@holomorphy.com> (raw)
In-Reply-To: <464F44BD.3040209@cosmosbay.com>
William Lee Irwin III a ?crit :
>> The proper way to do this is to convert the large system hashtable
>> users to use some data structure / algorithm other than hashing by
>> separate chaining.
On Sat, May 19, 2007 at 08:41:01PM +0200, Eric Dumazet wrote:
> No thanks. This was already discussed to death on netdev. To date, hash
> tables are a good compromise.
> I dont mind losing part of memory, I prefer to keep good performance when
> handling 1.000.000 or more tcp sessions.
The data structures perform well enough, but I suppose it's not worth
pushing the issue this way.
-- wli
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prev parent reply other threads:[~2007-05-21 8:11 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-05-18 9:54 Eric Dumazet
2007-05-18 18:21 ` Christoph Lameter
2007-05-19 8:37 ` Andrew Morton
2007-05-19 18:07 ` Eric Dumazet
2007-05-19 18:54 ` David Miller, Eric Dumazet
2007-05-19 20:36 ` Eric Dumazet
2007-05-19 18:21 ` William Lee Irwin III
2007-05-19 18:41 ` Eric Dumazet
2007-05-21 8:11 ` William Lee Irwin III [this message]
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