Date: Fri, 2 Mar 2012 10:05:54 -0800 From: YongHyeon PYUN <pyunyh@gmail.com> To: Pavel Gorshkov <gorshkov.pavel@gmail.com> Cc: freebsd-stable@freebsd.org Subject: Re: msk0: interrupt storm Message-ID: <20120302180554.GA1632@michelle.cdnetworks.com> In-Reply-To: <20120301211356.GA2603@localhost> References: <20120228210329.GA2741@localhost> <20120302012955.GC1685@michelle.cdnetworks.com> <20120301211356.GA2603@localhost>
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On Fri, Mar 02, 2012 at 01:13:56AM +0400, Pavel Gorshkov wrote: > On Thu, Mar 01, 2012 at 05:29:55PM -0800, YongHyeon PYUN wrote: > > On Wed, Feb 29, 2012 at 01:03:29AM +0400, Pavel Gorshkov wrote: > > > My laptop running 9.0-RELEASE/amd64/GENERIC freezes and > > > (sometimes) unfreezes intermittently, logging the following: > > > > > > Feb 28 23:07:36 lifebook kernel: interrupt storm detected on "irq259:"; throttling interrupt source > > > > > > $ vmstat -i > > > ... > > > irq259: mskc0 11669511 3456 > > > > > > > > > Looks very similar to this: > > > http://www.freebsd.org/cgi/query-pr.cgi?pr=164569 > > > > > > Any suggestions? > > > > Try disabling MSI and see whether that makes any difference. > > hw.msk.msi_disable is not recognized as a valid sysctl variable > and I'm not sure about it having any effect whatsoever, but hw.msk.msk_disable is a loader tunable so it can't be set after boot. See msk(4) for more information. > putting hw.msk.msi_disable=1 into /boot/loader.conf seems to have > resulted in this: > > irq16: mskc0 uhci0 355402 884 > > that is, msk0 is now on irq16, but the freezes are still there: > > Mar 1 23:55:12 lifebook kernel: interrupt storm detected on "irq16:"; throttling interrupt source Still have no idea. Would you post dmesg output? If you know how to reproduce the issue, let me know.home | help
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