Date: Wed, 01 May 2002 23:43:09 -0700 From: Terry Lambert <tlambert2@mindspring.com> To: Andrew Gallatin <gallatin@cs.duke.edu> Cc: John Baldwin <jhb@FreeBSD.org>, freebsd-smp@FreeBSD.org Subject: Re: hlt when idle? Message-ID: <3CD0DFFD.20F256C6@mindspring.com> References: <15567.62317.677224.3470@grasshopper.cs.duke.edu> <XFMail.20020501161528.jhb@FreeBSD.org> <15568.20086.979721.992191@grasshopper.cs.duke.edu>
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Andrew Gallatin wrote: > > > Do both CPUs get clock interrupts on x86? > > > > No, the interrupts seem to be round-robin, but each clock intr is only > > sent to one CPU unlike on alpha where they are broadcast. > > So each CPU gets (1/num_cpu) * hz clock interrupts/sec? Interrupt delivery isn't round-robin. It just *seems* that way. -- Terry To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-smp" in the body of the message
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