[GE users] qalter : modifying hostnames

Jim Polk jimp at gradientfx.com
Fri Oct 10 00:13:56 BST 2008


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Nice!...works like a charm!....
I had tried something similar, but omitted the quotes,...lol...
Thank you very much, David!


David Barnes wrote:
> Hi Jim,
>
> Try this:
>
> -l hostname="rnode1|rnode2|rnode3"
>
> Do "sge_types" for additional info.
>
> Rgds,
> David
>
>
> -----Original Message-----
> From: Jim Polk [mailto:jimp at gradientfx.com]
> Sent: Thursday, October 09, 2008 12:04 PM
> To: users at gridengine.sunsource.net
> Subject: [GE users] qalter : modifying hostnames
>
>
> Hello,
> Been programming for years, but new to this list, and still relatively
> new to GridEngine.
>
> We're doing maya/mental ray image rendering, and submitting those as
> task array jobs,
> if I have the terminology right.  Recently, we've needed to modify the
> hostnames that
> each invidividual job is running.  For example, when the job was first
> submitted it was
> able to render on any machine/hostname, then later on, we need to
> confine this job
> to just a small number of machines.
>
>  From reading the documentation, it appeared that the "qalter" command
> (using the -l hostname=xxx option)
> would do the trick.  (We're using 6.1u4, btw)  The command line man page
> says that multiple "-l" flags
> can be given....like so:
>
>        qalter -l hostname=rnode1 -l hostname=rnode2 -l hostname=rnode3
>
> the documentation seems to imply that that our job in question would be
> constrained to only run on
> our hosts named "rnode1", "rnode2", and "rnode3".  But curiously, only
> the last argument "takes"...
> Meaning that the job now only runs on "rnode3", and won't run on
> "rnode1" or "rnode2".
>
> Can anyone help me and shed some light on how I might accomplish this?
>
> Thank you very much,
> -Jim Polk
>
>
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