Date: Fri, 25 Jun 2010 22:59:57 +0200 From: Ireneusz Pluta <ipluta@wp.pl> To: John Baldwin <jhb@freebsd.org> Cc: freebsd-hardware@freebsd.org Subject: Re: System hangs during heavy sequential write to mfi device Message-ID: <4C2518CD.1020900@wp.pl> In-Reply-To: <201006251303.41457.jhb@freebsd.org> References: <4C2499B5.3030404@wp.pl> <201006250842.22551.jhb@freebsd.org> <4C24D0AF.5000307@wp.pl> <201006251303.41457.jhb@freebsd.org>
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John Baldwin pisze: > > Hmmm. You might have a hardware issue. OTOH, you can try seeing if you have > a BIOS option to disable PCIE error logging. is it one of them?: Assert NMI on SERR Assert NMI on PERR (pdf page 109 of: -> http://download.intel.com/support/motherboards/server/s5520hc/sb/e39529013_s5520hc_s5500hcv_s5520hct_tps_r1_9.pdf) > If so, turning it off may fix > your hangs since as the act of writing the entry to the system event log can > take several hundred milliseconds on some machines causing a hang of sorts. > If you still get hangs with the option turned off then it seems you have some > sort of hardware issue, possibly in the mfi(4) adapter or mainboard. > >
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