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To: "Steven Hartland" <killing@multiplay.co.uk>
Subject: Re: problems with the mfi
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Comments: In-reply-to "Steven Hartland" <killing@multiplay.co.uk>
 message dated "Wed, 06 Feb 2013 12:30:04 +0000."
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Date: Wed, 06 Feb 2013 15:24:39 +0200
From: Daniel Braniss <danny@cs.huji.ac.il>
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Cc: freebsd-stable@freebsd.org, John Baldwin <jhb@freebsd.org>
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> ----- Original Message ----- 
> From: "Daniel Braniss" <danny@cs.huji.ac.il>
> >> > On Tuesday, February 05, 2013 3:48:28 am Daniel Braniss wrote:
> >> >> after rebooting I get very often:
> >> >> ...
> >> >> mfi0: COMMAND 0xffffff800132d990 TIMEOUT AFTER 659 SECONDS
> >> >> mfi0: COMMAND 0xffffff800132d990 TIMEOUT AFTER 689 SECONDS
> >> >> mfi0: COMMAND 0xffffff800132d990 TIMEOUT AFTER 719 SECONDS
> >> >> ...
> >> >> 
> >> >> another reboot usualy fixes this.
> >> > 
> >> > Does it have the latest firmware?
> >> 
> >> Be aware that the current code for mfi timeout's never abort so
> >> if you get a command stuck it will moan forever.
> >> 
> >> This is one of the issues fixed in a patch that's in testing.
> > 
> > i know :-), I caught this one because the machine was not rebooting.
> > can you shed some light as to what command timed out?
> 
> Unfortunately not it was a generic issue any command which timeout
> would get stuck for ever.
> 
> What FreeBSD version are using and what controller are you using? 
> 
freebsd-9.1-stable as of last Friday

the last one that did this is:
mfi1: <Dell PERC H810 Adapter> port 0xdc00-0xdcff mem 0xd4ffc000-0xd4ffffff,0xd4f80000-0xd4fbffff irq 66 at device 0.0 on pci65

but I saw this on older PERCs too.


cheers,
	danny