[Libvir] Restarting of libvirt_qemud daemon
Richard W.M. Jones
rjones at redhat.com
Fri Mar 9 10:47:18 UTC 2007
Daniel P. Berrange wrote:
> Thinking about later RPM upgrades I think we need to think about whether it
> will be possible to restart the libvirt_qemud while guests & networks are
> running. There's a couple of issues:
>
> - We do waitpid() to cleanup qemu & dnsmasq processes when we stop domains
> & networks, or to detect when they crash. For the former, we could may
> they daemons to avoid waitpid() cleanup, but we'd still need waitpid to
> be able to detect shutdowns. There is also the issue of enumerating
> running instances.
Maybe I'm missing something big here, but how would libvirt_qemud regain
connections to the running qemu monitor ptys?
Rich.
--
Emerging Technologies, Red Hat http://et.redhat.com/~rjones/
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and make dark of the things which are in their nature excessively
obvious and simple" (Francis Maseres FRS, mathematician, 1759)
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