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Date:      Thu, 23 Jan 2003 20:41:01 +0100
From:      Erik Trulsson <ertr1013@student.uu.se>
To:        Rahul Siddharthan <rsidd@online.fr>
Cc:        Dan Nelson <dnelson@allantgroup.com>, Kenneth Culver <culverk@yumyumyum.org>, Atte Peltomaki <atte.peltomaki@iki.fi>, freebsd-current@FreeBSD.ORG
Subject:   Re: malloc.conf (was Re: Performance problems with 5.0-RELEASE)
Message-ID:  <20030123194101.GA2429@falcon.midgard.homeip.net>
In-Reply-To: <20030123191446.GA2602@papagena.rockefeller.edu>
References:  <20030123123522.C9068-100000@alpha.yumyumyum.org> <20030123181628.GA2185@papagena.rockefeller.edu> <20030123185657.GB54656@dan.emsphone.com> <20030123191446.GA2602@papagena.rockefeller.edu>

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On Thu, Jan 23, 2003 at 02:14:46PM -0500, Rahul Siddharthan wrote:
> Dan Nelson wrote:
> > > # ls -l /etc/malloc.conf 
> > > lrwxr-xr-x  1 root  wheel  4 Jan 23 11:52 /etc/malloc.conf -> HR<
> > 
> > H and < should only make a difference if you are low on memory. 
> 
> Yes.
> 
> > R is on
> > by default in 5.0 anyway, due to A and J being on by default. 
> 
> That's not what the malloc(3) man page suggests -- R seems to have
> nothing to do with A or J.   Perhaps, however, the improvement I see
> is due to turning off A and J (implicitly, ie by not specifying them)?

Read again.  J automatically sets R.
Yes, not having J set should improve performance noticeably compared
with having J set.


-- 
<Insert your favourite quote here.>
Erik Trulsson
ertr1013@student.uu.se

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