Date: Thu, 13 Oct 2011 14:39:44 +0000 From: "Poul-Henning Kamp" <phk@phk.freebsd.dk> To: =?utf-8?Q?Dag-Erling_Sm=C3=B8rgrav?= <des@des.no> Cc: Alexander Motin <mav@FreeBSD.org>, current@FreeBSD.org Subject: Re: 9 hangs with idletick = 0 Message-ID: <2802.1318516784@critter.freebsd.dk> In-Reply-To: Your message of "Thu, 13 Oct 2011 16:13:00 %2B0200." <86lisp9dzn.fsf@ds4.des.no>
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In message <86lisp9dzn.fsf@ds4.des.no>, =?utf-8?Q?Dag-Erling_Sm=C3=B8rgrav?= wr ites: >"Poul-Henning Kamp" <phk@phk.freebsd.dk> writes: >> For what it's worth, I regularly (=3Devery 10-12 days or so) see all >> timer activity in the system die and have to use the 4-sec >> power-switch to get the system down. > >Could you check if network activity (e.g. downloading an ISO) triggers >it, and if so, if it goes away when you set the kern.eventtimer.idletick >sysctl to 0? I have never seen any correlation, mostly because I usually don't notice it right away, but only when something like top(1) doesn't update and similar. -- Poul-Henning Kamp | UNIX since Zilog Zeus 3.20 phk@FreeBSD.ORG | TCP/IP since RFC 956 FreeBSD committer | BSD since 4.3-tahoe Never attribute to malice what can adequately be explained by incompetence.
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