[GE users] qrsh path or filename may not exceed 1024 characters.

reuti reuti at staff.uni-marburg.de
Fri Sep 4 18:40:23 BST 2009


Am 02.09.2009 um 19:04 schrieb gclark:

> I'm experiencing a problem with qrsh under version 6.2u3.
>
> We have 13 nodes in the cluster with a gpfs filesystem running Red  
> Hat Enterprise 5 64bit. Qrsh seems to have a limit of 1024  
> characters which is substantially smaller than the 4050 characters  
> we have available to us on our older generation cluster running  
> 5.3p2. Is the 1024 limit a new feature or is this something that I  
> can configure somewhere?
>
> One of our developers created a small script which does nothing but  
> send a long string to the grid. The command starts with the 5  
> characters from the echo and the space following it and is made up  
> of 1020 characters from the rest.
>
> The following is the small script:
> ##################################
>
> DIGITS="0123456789"
> HUNDRED=$DIGITS$DIGITS$DIGITS$DIGITS$DIGITS$DIGITS$DIGITS$DIGITS 
> $DIGITS$DIGITS
> THOUSAND=$HUNDRED$HUNDRED$HUNDRED$HUNDRED$HUNDRED$HUNDRED$HUNDRED 
> $HUNDRED$HUNDRED$HUNDRED
>
> #echo $THOUSAND$THOUSAND
>
> qrsh -V -cwd "echo ${THOUSAND}${DIGITS}0123456789"  # Start of  
> error, total 1025.

It's 1024 per filename, i.e. first argument. Try it w/o the ".

-- Reuti

> ##################################
>
> Thanks,
> Geoff
>
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