[AG-TECH] AG2.2 networking configuration

Randy Groves randy.groves at boeing.com
Fri Jun 18 20:29:40 CDT 2004


Maybe that is one of the problems I was having when I was trying to
install 2.2 on a disconnected Windows laptop.  I was getting strange host
values like '2' when the venue server was starting up.

What requirements are there for a full network connection?  What
requirements for a connection to a DNS server?  It seems that it should be
possible to install and run all of 2.2 on a standalone machine - I seem to
remember being able to do 2.1.2 that way.  Is setting the GLOBUS_HOSTNAME
manually one of the items that would be necessary?

-randy

On Fri, 18 Jun 2004, Robert Olson wrote:

> If it is set, it overrides any local determination of hostname. The
> toolkit never sets it (in the registry; it will set it in the process if
> necessary and have it inherited by the process's children). I've given
> trying to set it for future use, as a check at startup time is sufficient.
>
> --bob
>
> On Fri, 18 Jun 2004, Randy Groves wrote:
>
> >
> > Is GLOBUS_HOSTNAME even used anymore?  I removed it before installing 2.2,
> > and I don't see 2.2 setting it - is something wrong with my install?
> >
> > -randy
> >
> > On Fri, 18 Jun 2004, Brian Corrie wrote:
> >
> > > Hi Ivan,
> > >
> > > Speaking of replacements for programs in AG 2.2 I noticed a problem
> > > recently. In 2.1.2 when my PIG node changed locations (home to office
> > > etc) there was an app that started up that changed the GLOBUS_HOSTNAME
> > > variable. I am not sure what it was called but it detected a change in
> > > the networking config and asked if I wanted to change the variable... On
> > > 2.2 this does not seem to happen - is that correct? I had to go into the
> > > environment variables and change it explicitly to get it to work from
> > > home...
> > >
> > > Do you still have that app or some sort of replacement for it?
> > >
> > > Cheers,
> > >
> > > Brian
> > >
> > >
> > > Ivan R. Judson wrote:
> > >
> > > > That makes sense, clearly the discovery of devices in that code is platform
> > > > specific.
> > > >
> > > > If you can write a python function that enumerates them we can integrate
> > > > that as a patch.
> > > >
> > > > --Ivan
> > > >
> > > >
> > > >>-----Original Message-----
> > > >>From: dgolden at cp.dias.ie [mailto:dgolden at cp.dias.ie]
> > > >>Sent: Friday, June 18, 2004 9:43 AM
> > > >>To: judson at mcs.anl.gov
> > > >>Cc: ag-tech at mcs.anl.gov
> > > >>Subject: RE: [AG-TECH] AG2.2 replacement for setupvideo.py
> > > >>
> > > >>
> > > >>
> > > >>>We'll have to sort out what's going on.
> > > >>>
> > > >>
> > > >>Haven't filed a formal bug report yet, but I immediately saw
> > > >>the problem once pointed to that method:
> > > >>
> > > >>/proc/video/dev doesn't exist at all on my system...
> > > >>(stock debian 2.6 kernel).
> > > >>
> > > >>In kernel 2.6 , the information is available via sysfs in
> > > >>/sys/class/video4linux not /proc/video/dev ...
> > > >>
> > > >>In 2.6 there has been a move to rationalise the /proc fs to
> > > >>be for processes only, and the sundry kernel stuff to /sys
> > > >>
> > > >>Neater that way, I guess.
> > > >>
> > > >>Best Regards,
> > > >>
> > > >>David Golden
> > > >>
> > > >>
> > > >>
> > > >>
> > >
> > >
> >
> >
>




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