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Subject: Re: [OMPI devel] IOF redesign: cmd line options
From: Greg Watson (g.watson_at_[hidden])
Date: 2008-08-28 09:30:38

Can we also have an option to wrap stdout/err in XML tags, or were you
already planning that?


On Aug 28, 2008, at 8:51 AM, Ralph Castain wrote:

> The revised IOF design calls for several new cmd line options:
> 1. specify which procs are to receive stdin. The options that were
> to be supported are: all procs, a specific proc, or no procs. The
> default will be rank=0 only. All procs not included will have their
> stdin tied to /dev/null - which means a debugger could not attach to
> the stdin at a later time.
> 2. specify which stdxxx file descriptors you want left open on your
> procs. Our defaults are to leave stdout/stderr/stddiag open on all
> procs. This option would allow the user to specify that we tie any
> or all of these to /dev/null
> 3. tag output with [job,rank] on every line. I have currently
> defined this option to be --tag-output. It is "off" by default,
> though at least one user has questioned that it should be "on" by
> default.
> Does anyone have suggestions as to the naming of these cmd line
> options, their behavior, and/or their default settings? Any
> additional requests?
> Thanks
> Ralph
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