Re: [Xen-devel] "xm save" trouble -- deadlock?

[Gerd Knorr <kraxel@xxxxxxx>]

  Hi,

> The code that does this is in XendCheckpoint.py:forkHelper.  It's using
> select.poll() and file.readline() to read from both the stdout and the
> stderr.  This is a pretty daft thing to do -- there's definitely potential for
> deadlock here.
>
> I'll rewrite this to use a separate thread to pull the data from stderr, which
> should solve the problem.
Should be fixable without a new thread, I'll have a look. 
log.debug("stuff") ends up in /var/log/xend.log I guess?
  Gerd


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