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RE: [Xen-devel] saving domains

To: "Arthur Bergman" <abergman@xxxxxxxxxxx>, "Tim Freeman" <tfreeman@xxxxxxxxxxx>
Subject: RE: [Xen-devel] saving domains
From: "Ian Pratt" <m+Ian.Pratt@xxxxxxxxxxxx>
Date: Wed, 9 Feb 2005 23:54:46 -0000
Cc: <xen-devel@xxxxxxxxxxxxxxxxxxxxx>, <ian.pratt@xxxxxxxxxxxx>
Delivery-date: Wed, 09 Feb 2005 23:55:51 +0000
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Thread-index: AcUO/4m4dos8lVq2RFOzEC6W85v1twAAv9Qw
Thread-topic: [Xen-devel] saving domains
> My workaround in xen 2.04 is to run xfrd under strace -fF or gdb with 
> set-follow-fork child mode.This makes it work for 95% of the attempts 
> Ian had some suggestions that I could try but I haven't had 
> the chance. 
> It seems like some bug inside xend/xfrd with regards to timings. It 
> affects both save and migrate.
> 
> Maybe we should collect what version of python and twisted we have.
> 
> Python Version: 2.3.4-19
> Twisted Version: 1.3.0-6

That would be a very useful thing to do. We've utterly failed to
reproduce these problems here. 

The sooner we dump Twisted the better...

Ian 


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