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Date:      Sat, 11 Nov 2000 19:20:19 -0500 (EST)
From:      Mitch Collinsworth <mitch@ccmr.cornell.edu>
To:        Dan Nelson <dnelson@emsphone.com>
Cc:        Doug Barton <DougB@FreeBSD.ORG>, freebsd-questions@FreeBSD.ORG, Mitch Collinsworth <mitch@mercury.ccmr.cornell.edu>
Subject:   Re: Linux malloc better on FreeBSD than FreeBSD malloc?
Message-ID:  <Pine.LNX.4.10.10011111915350.16421-100000@dragon.ccmr.cornell.edu>
In-Reply-To: <20001111171033.A21628@dan.emsphone.com>

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> > > None of this explains however, why the
> > > Linux binary running on FreeBSD was able to do what the FreeBSD
> > > binary could not.  That was my first question.
> > 
> You might want to try installing the "libdlmalloc" port, linking with
> that, and re-running your FreeBSD test; dlmalloc implements
> mmap()-based allocation for large requests.

Well this seems to make a significant difference.  Using libdlmalloc
and still not having done any kernel tuning, I'm now getting the same
results from the FreeBSD binary as the Linux binary.  Ok, that at least
solves the first question.  Now I'll move on to tuning.

-Mitch



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