On Nov 18, 2013, at 8:53 PM, Chris Murphy <li...@colorremedies.com> wrote:

> 
> On Nov 18, 2013, at 8:00 PM, Charles Cazabon 
> <charlesc-lists-bt...@pyropus.ca> wrote:
>> 
>> This is on x86_64, server-class hardware (ECC memory, etc).  I ran a scrub
>> overnight that reported no errors, and I'll do it again now that I've 
>> reverted
>> to 3.11.7.
>> 
>> Is there any other info that might be useful to the btrfs devs about this?
> 
> sysrq+w would dump the blockage to kernel messages. Depending on your kernel 
> you may need to first enable sysrq functions with
> 
> echo 1 > /proc/sys/kernel/sysrq
> 
> then
> 
> echo 2 > /proc/sysrq-trigger

Cute. That 2 is supposed to be a w, hence sysrq+w.


Chris Murphy

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