Date: Sun, 18 Jul 2010 12:57:50 -0700 From: Doug Barton <dougb@FreeBSD.org> To: Kostik Belousov <kostikbel@gmail.com> Cc: freebsd-current@freebsd.org, Rui Paulo <rpaulo@freebsd.org> Subject: Re: Why is intr taking up so much cpu? Message-ID: <4C435CBE.50500@FreeBSD.org> In-Reply-To: <20100718194109.GU2381@deviant.kiev.zoral.com.ua> References: <alpine.BSF.2.00.1007170013191.7378@qbhto.arg> <A81B337F-5932-44B1-BDB4-D9DD36332A16@lavabit.com> <alpine.BSF.2.00.1007171103060.1546@qbhto.arg> <F653FF83-D9CF-42A2-AE9A-B8F914090065@FreeBSD.org> <alpine.BSF.2.00.1007171208010.1538@qbhto.arg> <20100717192128.GM2381@deviant.kiev.zoral.com.ua> <alpine.BSF.2.00.1007180113370.1707@qbhto.arg> <20100718103003.GO2381@deviant.kiev.zoral.com.ua> <4C43541C.3060101@FreeBSD.org> <20100718194109.GU2381@deviant.kiev.zoral.com.ua>
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On 07/18/10 12:41, Kostik Belousov wrote: > When intr time starts accumulating again, try to do > "procstat -kk <intr process pid>" and correlate the clock thread tid > with the backtrace. Might be, it helps to guess what callouts are eating > the CPU. Will do, thanks! Doug -- ... and that's just a little bit of history repeating. -- Propellerheads Improve the effectiveness of your Internet presence with a domain name makeover! http://SupersetSolutions.com/
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