Re: [Xen-devel] broken live migration in xen 4.3 (release)

[Ian Campbell <Ian.Campbell@xxxxxxxxxx>]

On Tue, 2014-03-18 at 16:13 +0000, Ian Jackson wrote:
> Ian Campbell writes ("Re: [Xen-devel] broken live migration in xen 4.3 
> (release)"):
> > On Tue, 2014-03-18 at 10:49 +0100, Roger Pau Monnà wrote:
> > > IMHO I like hotplug messages to be printed on screen while using xl
> > > create/destroy... But for migration it should be redirected to /dev/null
> > > or some suitable logfile I guess.
> > 
> > This could perhaps be gated on stdfoo passing isatty?
> 
> Surely there is no excuse for these scripts sending output to libxl's
> caller's stdout.  stderr is another matter.

yes. I was thinking this was an xl level thing but of course it is a
libxl thing.

> So I think libxl should redirect hotplug scripts's stdout to stderr.
> If it had done this then Vasiliy would have seen the message on stderr
> rather than it being mixed up with the migration stream.

This sounds right and also sounds like it should be almost trivial to
arrange.

Ian.


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