Date: Thu, 12 Apr 2007 08:54:31 -0400 From: Randall Stewart <rrs@cisco.com> To: Ivan Voras <ivoras@fer.hr> Cc: freebsd-current@freebsd.org Subject: Re: CPU utilization Message-ID: <461E2C07.5000503@cisco.com> In-Reply-To: <evl95h$969$1@sea.gmane.org> References: <461E0078.3050001@cisco.com> <20070412114344.G64803@fledge.watson.org> <461E1D4E.3090806@cisco.com> <evl95h$969$1@sea.gmane.org>
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Ivan Voras wrote: > Randall Stewart wrote: > >> a) I must have a lock contention issue on the sending >> side. > > I always wonder how cache trashing influences this kind of performance. > If you have the time (it's probably a shot in the dark), can you pin > most of the sender side on one CPU and try benchmarking it? > > Sure.. dumb question though.. whats the magic cookie to pin something on a cpu.. is it a system call or is there a "shell" tool that will do it? R -- Randall Stewart NSSTG - Cisco Systems Inc. 803-345-0369 <or> 803-317-4952 (cell)
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