P4_GLOBMEMSIZE problem

Jean-Christophe Ducom jducom at nd.edu
Mon Nov 4 17:47:19 EST 2002


Mark,

>>*if setenv P4_GLOBMEMSIZE 16000000(or higher), then I get the error message:
>>p2_25612:  p4_error: interrupt SIGSEGV: 11
>>p4_22913:  p4_error: interrupt SIGSEGV: 11
>>    
>>
>
>is there any way you can strace one of these procs, to see 
>which allocation is failing?  I take it there's nothing useful
>in the kernel logs (like an OOM message?)
>  
>
no. nothing...As you suggest, I'm going to try to strace one of the procs.

>and plenty of swap?
>  
>
yes. Almost 2GB. and none of it is used before the process crashed...

>I'm guessing you could also be running out of address space
>(which is quite distinct from running out of ram...)
>  
>
hmmm..maybe....
Thanks a lot!

        JC



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