Date: Thu, 23 Mar 2006 01:32:28 +0100 From: Paolo Pisati <p.pisati@oltrelinux.com> To: FreeBSD_Current <freebsd-current@freebsd.org> Subject: Re: interesting(?) data on network interrupt servicing Message-ID: <20060323003228.GA1983@tin.it> In-Reply-To: <200603221545.13769.jhb@freebsd.org> References: <20060322122906.A41691@xorpc.icir.org> <200603221545.13769.jhb@freebsd.org>
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On Wed, Mar 22, 2006 at 03:45:12PM -0500, John Baldwin wrote: > This is going out to the I/O APIC and writing a bit to mask the > interrupt until the handler has run. Is he using a kernel that > has SMP enabled? If so, turning SMP off might make things > slightly better. 7.x: SMP is on, PREEMPTION if off 4.x: SMP is off (doesn't boot on a UP box with SMP turned on) -- Paolo "le influenze esterne sono troppe, il mondo reale non e' mica quello fatato dei komunisti :-p" - Anonymous Lumbard
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