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Date:      Sat, 13 Dec 2003 12:46:54 +0700
From:      Eugene Grosbein <eugen@grosbein.pp.ru>
To:        net@freebsd.org
Subject:   how to saturate 100Mbit
Message-ID:  <20031213054654.GA850@grosbein.pp.ru>

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Hi!

Is it possible to saturate 100Mbit ethernet using FreeBSD 4.9-STABLE,
Pentium-133 & Intel 430VX-based motherboard (PCI-33),
Intel 82559 Pro/100 Ethernet (fxp) ? 

I tried to use sendfile(2) on /dev/zero but that does not work.
Then I created 8Tb holey file and used sendfile() on it.
That gave 100% CPU load and only 37Mbit/s on wire.

Eugene Grosbein



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