On 29 March 2012 19:11, Reuti <re...@staff.uni-marburg.de> wrote: > Am 29.03.2012 um 19:33 schrieb berg...@merctech.com: > >> In the message dated: Thu, 29 Mar 2012 08:30:35 BST, >> The pithy ruminations from William Hay on >> <Re: [gridengine users] how to override boolean attributes set in >> .sge_request> >> were: >> => On 29 March 2012 02:07, berg...@merctech.com <berg...@merctech.com> wrote: >> => > We're running SGE 6.2u5 and seem to be having a problem with using >> => > command-line options to disable boolean attributes set in the >> .sge_request >> => > file. >> => > >> => > We've got both CentOS4 and CentOS5 nodes. There are complex entries >> => > for each: >> => > >> => > >> => > qconf -sc|egrep "#|centos" >> => > #name shortcut type relop requestable consumable default urgency >> => > #------------------------------------------------------------------ >> => > centos4 c4 BOOL == YES NO 0 1000 >> => > centos5 c5 BOOL == YES NO 0 1000 >> => > >> => > >> => > Compute nodes have the appropriate attributes for those resources. >> => > >> => > Without a .sge_request file, users can direct jobs to either type of >> node by >> => > specifying "-l centos4" or "-l centos5". >> => > >> => > By default, users have a ~/.sge_request file that contains: >> => > >> => > -l centos5 >> => > >> => > This works fine, except for the rare times when someone needs an >> => > interactive session on a CentOS4 machine. >> => > >> => > Since the "centos5" complex is a boolean, I hoped to be able to run: >> => > >> => > qlogin -l centos4 -l centos5=0 >> => > or >> => > qlogin -l centos4,centos5=0 >> => > >> => In order for the above to work your centos4 nodes would need >> => centos5=false or centos5=0 in their complex values configuration. Do >> => they? Requesting false with an == RELOP >> => is not the same as not caring about the value. > > Yep. > > >> Interesting. >> >> Are you saying that there is no way to unset a boolean, once >> it has been set...and there is no implicit attribute set to "FALSE" if an >> attribute is not assigned to a host or queue? > > There is the option -clear for qsub, but it resets all. > > >> I can easily update my CentOS4 nodes to set "centos5=false" (and the >> reverse).... >> >> [PAUSE WHILE TYPING] >> >> Done. That solved the problem. This: >> >> qlogin -l centos4,centos5=FALSE >> >> now works. > > Another way could have been a RESTRING and you request -l os=centos4 or -l > os=centos5 > I did think of suggesting that but from his description he would have had to poke around in each user's home directory since the default was set in their personal .sge_request files rather than the global equivalent. Or make centos5=true for all hosts even the centos4 ones.
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