[GE users] small name conflict for execution nodes

Andreas Haas Andreas.Haas at Sun.COM
Tue Mar 8 16:21:53 GMT 2005


Hi Nicolas,

could you please file this as an issue via Issuezilla?

Just use 'install' as subcategory, describe what it does and
attach your patch to the issue.

Cheers,
Andreas


On Wed, 2 Mar 2005, Nicolas Joly wrote:

> On Wed, Mar 02, 2005 at 10:28:33AM -0500, Sean Dilda wrote:
> > Nicolas Joly wrote:
> > >Hi,
> > >
> > >I'm trying to set up SGE 6.0u3 on some AMD64 boxes running Linux
> > >(CentOS 3.4), and encountered a problem where execution nodes "small
> > >names" conflicts ...
> > >
> > >The problem is that we have execution nodes on 2 domains, but they
> > >share the same "small name" :
> > >
> > >      node1.xx.pasteur.fr	node1.yy.pasteur.fr
> > >      node2.xx.pasteur.fr	node2.yy.pasteur.fr
> > >      node3.xx.pasteur.fr	node3.yy.pasteur.fr
> > >      [...]			[...]
> > >
> > >The qmaster host (head1.xx.pasteur.fr) was installed without
> > >difficulty, with `ignore_fqdn' set to false and `default_domain' to
> > >none.
> > >
> > >I noticed that, at least, SGE uses the "small host name" to generate
> > >the execution nodes spool directories ...
> > >
> > >Is that configuration currently supported ?
> >
> > Have you considered using local spool directories for the compute nodes?
>
> Not yet, but will try ...
>
>
> In the mean time, i want to report an installation problem for
> execution hosts (with ignore_fqdn=false and default_domain=none).
>
> The installation script "util/install_modules/inst_execd.sh" always
> remove the domain part of the host name; which looks wrong, as it
> check for dots a little later to eventually append the default domain,
> if exists.
>
> [...]
> This hostname is not known at qmaster as an administrative host.
>
> Real hostname of this machine:                     raclette-05.calcul.pasteur.fr
> Aliased hostname (if "host_aliases" file is used): raclette-05.calcul.pasteur.fr
> Default domain ("none" means ignore):              none
> Ignore domain names:                               false
>
> The resulting hostname is:              =========> raclette-05
> [...]
>
> njoly at raclette-05 [adm/sge]> ./utilbin/lx24-amd64/gethostname -all
> Hostname: raclette-05.calcul.pasteur.fr
> SGE name: raclette-05.calcul.pasteur.fr
> Aliases:
> Host Address(es): 157.99.69.25
>
> I checked that the attached patch fix that problem.
>
> Thanks.
>
> --
> Nicolas Joly
>
> Biological Software and Databanks.
> Institut Pasteur, Paris.
>

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