[Crash-utility] Re: /dev/tty no such device or address

[Dave Anderson]

SUJIT V wrote:
> 
> 
> I am trying to invoke the crash utility through one of the linux startup 
> scripts.
> crash -i command.txt vmlinux vmcore
> 
> But this gives an error
> /dev/tty no such device or address.
> 
> The tty is /dev/console
> 
> 
> Once the linux box boots up and i login and use the same crash command 
> as above it works correctly
> The tty of the login shell is /dev/ttyS0
> 
> Any pointers on solving the error "/dev/tty no such device or address"
> 
> 
> Thanks
> 
> 

I see what you're seeing running from /etc/rc.local,
where there's no /dev/tty file available to commands
run from startup scripts.

Try this -- which works for me:

   crash vmlinux vmcore < command.txt

Dave