DRAC5 blades/rack configuration recovery

guillaume ranquet guillaume.ranquet at inria.fr
Fri Jul 23 04:40:44 CDT 2010


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On 07/23/2010 11:16 AM, guillaume ranquet wrote:
> On 07/23/2010 09:29 AM, Adam Nielsen wrote:
>>> from what I can find in the docs:
>>> baudrate 57600 / No Parity / 1 stop bit.
>>> which translates to:
>>> stty -F /dev/ttyUSB0 57600 cs8 -cstopb
> 
>> IIRC this can be changed in the BIOS, so if you can reboot try that.
> 
> 
> I can reboot, but I can't get the BIOS prompt.
> since those are blades/rack and from what I understand the DRAC is on
> the rack and not the blades, the only connection I have to the DRACs is
> the serial (maybe I'm wrong and I'm missing something?), I still get
> junk on the serial while rebooting.
> 
>>> when trying a screen /dev/ttyUSB0 57600, all I get is junk (non human
>>> readable characters)
>>> I tried rebooting the whole rack system but It didn't got any better.
> 
>> Definitely sounds like wrong serial settings.  I can also recommend
>> trying minicom instead, I've never had much luck using stty/screen.
> 
> btw, I still get junk with minicom (this was a pain to set-up and use)
> 
>> Cheers,
>> Adam.
> 
> 

this was getting on my nerves and I just scripted something with
stty/cat to find the correct baudrate.
it's actually set to 115200.
all I get now is : DRAC/MC-2 is in Slave Mode...

I have to 'investigate', I feel better now that I have a console on those :)

thanks for the help

regards,
guillaume.
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