[Zaphod-Users] Queue

[Jimmy Raeder]

Kai,

'showstate' is a 'su' ccommand.  I don't know why.

-- Jimmy

On Nov 14, 2005, at 11:53 PM, Kai Germaschewski wrote:

> On Mon, 14 Nov 2005, Fekete, Balazs M. wrote:
>
>> Lately, I am disappointed about zaphod. I submitted two jobs around
>> noon, but neither of them got executed so far. I actually sent one of
>> the jobs to our "junk yard" (a small cluster of five old desktop PCs
>> with eight 500-800 MHz CPUs), which started immediately and  
>> finished in
>> 4 hours.
>
> I'm afraid zaphod being that busy is going to be the norm. Currently,
> there are however usually a lot of ethernet-only nodes available,  
> so you
> may want to recompile your code without Myrinet, and it should give  
> you a
> much faster turnaround.
>
>> I wonder if there is any tool to map the processor use at any time. I
>> know, http://zaphod.sr.unh.edu/ganglia/index.php but I am not sure  
>> how
>> to interpret those graphics. The gaps in the graphs are particularly
>> disturbing.
>
> Yeah, I'm not sure what's wrong with ganglia at this time.  
> "showstate" is
> another nice command which shows you the current load.
>
> At this time, however, as you noted, zaphod is dead, and I cannot  
> get it
> back to life even with our remote power-cycling feature. I've no  
> idea why
> it died or what's going on, but this crash seems different from the  
> other
> recent ones in that it still responded to pings, just didn't do  
> much else.
>
> --Kai
>
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Joachim (Jimmy) Raeder
Associate Professor, Department of Physics & Space Science Center
University of New Hampshire,
245G Morse Hall, 39 College Rd, Durham, NH 03824-3525
voice: 603-862-3412  e-mail: J.Raeder at unh.edu
WWW: http://terra.sr.unh.edu/jraeder/
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