Just a failed drive. Was: Sysreq during system hang where ssh/screenstill accessible.

[Mike Mestnik]

It's kind of odd that these are the symptoms of a failing disc.  I think 
perhaps syslog and others should be made to not swap??

This may also have something to do with my zram hack that re-mounts the 
zram swaps every 5min to flush them to disk.

On 02/13/2012 12:30 PM, Mike Mestnik wrote:
> Hello,
>   I have an unusual hang:
> The box is responding to monitor wakeup key presses and putting the 
> display to sleep after idle, however the screen is always blank.
>
> From the network side a previously started root ssh screen session can 
> create more views,but the shell never starts, neither does ls from an 
> existing shell.
>
> I've configured remote logging and there is noting in any of the logs 
> to indicate a problem, smart-tools is installed.
>
> The remote log(over SCTP) is still connected and the IRC client is 
> still connected.
>
> Kernel messages are being logged, last msg from apparmor about empathy.
>
> Key presses wake up monitor, but sysreq-s is not logging anything.
>
> No further ssh shells able to check, but I don't think that dmesg 
> would even start.
>
> However ssh/screen is still responsive to create new views and switch 
> views, but the shell never starts.
>
> Feb 12 17:33:33: The only error is smatd: Prefailure: Spin_Up_Time (3) 
> changed to: 197
> Feb 13 12:54 AM an email http://pastebin.com/A8srcY7v
> However nothing in the _remote_ log around 1AM/12:54.
>
> Any thoughts?
> linux-image-3.2.0-15-generic-pae
> System specs.
> http://pastebin.com/35NwE0G1

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