Date: Tue, 23 Jan 2001 10:49:22 -0600 (CST) From: Mike Meyer <mwm@mired.org> To: simakin <simakin@rw.ru> Cc: questions@freebsd.org Subject: Re: Re[2]: dual CPU under FreeBSD - does it really good thing? Message-ID: <14957.46610.789678.790962@guru.mired.org> In-Reply-To: <17817.010123@rw.ru> References: <14957.43395.737236.75894@guru.mired.org> <17817.010123@rw.ru>
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RW <simakin@rw.ru> types: > Thank you, Mike! > > I try to explain my question - can I tell to process (apache, for > example) to work only on first (or second) CPU? > Does it possible to execute something like > /usr/local/sbin/snmpd &2 # using second CPU > or like this > cpu_manager cpu=2 process=/usr/local/sbin/snmpd > May be stupid example, but in NT we can point to services on which cpu > they must run. Nope, you can't do that. Given that the two processors are treated symmetrically (that's what the S in SMP is for), why would you want to run it on anything other than the first available CPU? <mike > >> Can I separate tasks between different CPUs? > MM> I'm not sure what you're asking. You can't specify which CPU a task > MM> winds up on, or which tasks wind up on different CPUs. You can break > MM> your computing job up into tasks however you want to, but the system > MM> will decide which tasks run on which CPU. > > > -- Mike Meyer <mwm@mired.org> http://www.mired.org/home/mwm/ Independent WWW/Perforce/FreeBSD/Unix consultant, email for more information. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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