Date: Thu, 13 Dec 2007 19:19:07 -0800 (PST) From: Shantanu Ghosh <shantanu_ghosh@yahoo.com> To: Ivan Voras <ivoras@freebsd.org>, freebsd-performance@freebsd.org Subject: Re: freebsd vs linux: performance problem Message-ID: <391084.10339.qm@web54505.mail.re2.yahoo.com> In-Reply-To: <fjrpo8$j6b$1@ger.gmane.org>
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--- Ivan Voras <ivoras@freebsd.org> wrote:
> Shantanu Ghosh wrote:
> > Hi,
> >
> > I am running FreeBSD 7.0 Beta1 and Linux FC6 on two identical
> pieces of
> > hardware - Dell poweredge with intel core2 duo. Each system has 4
> CPUs.
> >
> > Now, in simple memory access operations, I see the freebsd system
> being
> > noticably slower than the linux system. A simple C program that
> copies
> > from one memory buffer to another, when executed in a loop executes
> > between 10-30% slower on freebsd, as compared to linux. The
> assembly
> > code of the program used for testing is identical in both the
> cases.
>
> AMD64 or i386 mode?
Sorry, forgot to mention - amd64. Similarly, x86_64 in linux.
>
> Do they also have the same amount of memory? How much?
Yes, 8gb each.
Regards,
Shantanu.
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