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# Date Author Comment
2dd650e5 12/18/2009 07:26 pm Daniel P. Berrange

Avoid permanently disabled QEMU monitor when UNIX migration fails

If a UNIX migration command is attempt to a UNIX socket which does
not exist, then the monitor is suspended, but never resumed. This
prevents any further use of the monitor

  • migration-unix.c: Only call migrate_fd_monitor_suspend() once...
40ff6d7e 12/03/2009 07:45 pm Kevin Wolf

Don't leak file descriptors

We're leaking file descriptors to child processes. Set FD_CLOEXEC on file
descriptors that don't need to be passed to children to stop this misbehaviour.

Signed-off-by: Kevin Wolf <>
Signed-off-by: Anthony Liguori <>
f327aa0c 12/03/2009 06:48 pm Jan Kiszka

live migration: Propagate output monitor to callback handler

In order to allow proper progress reporting to the monitor that
initiated the migration, forward the monitor reference through the
migration layer down to SaveLiveStateHandler.

Signed-off-by: Jan Kiszka <>...
c163b5ca 11/17/2009 04:49 pm lirans@il.ibm.com

Block live migration

This patch introduces block migration called during live migration. Block
are being copied to the destination in an async way. First the code will
transfer the whole disk and then transfer all dirty blocks accumulted during
the migration....
4951f65b 08/24/2009 04:01 pm Chris Lalancette

Migration via unix sockets.

Implement migration via unix sockets. While you can fake this using
exec and netcat, this involves forking another process and is
generally not very nice. By doing this directly in qemu, we can avoid
the copy through the external nc command. This is useful for...