Date: Sat, 06 Sep 2014 10:47:17 -0600 From: Ian Lepore <ian@FreeBSD.org> To: Maxim V FIlimonov <che@bein.link> Cc: freebsd-arm@freebsd.org Subject: Re: Cubieboard: Spurious interrupt detected Message-ID: <1410022037.1150.360.camel@revolution.hippie.lan> In-Reply-To: <42729580.BghYiSHhz3@quad> References: <2279481.3MX4OEDuCl@quad> <42729580.BghYiSHhz3@quad>
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On Sat, 2014-09-06 at 20:20 +0400, Maxim V FIlimonov wrote: > On Saturday 06 September 2014 01:43:23 Maxim V FIlimonov wrote: > > And another problem: every now and then the kernel says something like that: > > Sep 5 19:22:37 kernel: Spurious interrupt detected > > Sep 5 19:22:37 kernel: Spurious interrupt detected > > Sep 5 19:23:46 last message repeated 10 times > > > > I've heard that FreeBSD happens to do that on ARM devices. What could be the > > problem here? > > A small detail: when I turn off SMP in the kernel config, the message > disappears, but everything becomes too slow to operate. Post the output of 'vmstat -i' -- it sounds like maybe there's an interrupt handler monopolizing the system, or a timer that's firing at way too high a rate, or something like that. -- Ian
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