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# Date Author Comment
b161d123 04/05/2009 10:30 pm aliguori

propagate error on failed completion (Glauber Costa)

migrate_fd_put_ready() calls qemu_savevm_state_complete(),
but the later can fail.

If it happens, re-start the vm and propagate the error up

Based on a patch by Yaniv Kamay

Signed-off-by: Glauber Costa <>...
cde76ee1 03/06/2009 01:01 am aliguori

monitor: Introduce MONITOR_USE_READLINE flag (Jan Kiszka)

This allows to create monitor terminals that do not make use of the
interactive readline back-end but rather send complete commands. The
pass-through monitor interface of the gdbstub will be an example....
731b0364 03/06/2009 01:01 am aliguori

monitor: Decouple terminals (Jan Kiszka)

Currently all registered (and activate) monitor terminals work in
broadcast mode: Everyone sees what someone else types on some other
terminal and what the monitor reports back. This model is broken when
you have a management monitor terminal that is automatically operated...
376253ec 03/06/2009 01:01 am aliguori

monitor: Rework API (Jan Kiszka)

Refactor the monitor API and prepare it for decoupled terminals:
term_print functions are renamed to monitor_* and all monitor services
gain a new parameter (mon) that will once refer to the monitor instance
the output is supposed to appear on. However, the argument remains...
065e2813 11/11/2008 06:46 pm aliguori

Reintroduce migrate-to-exec: support (Charles Duffy)

KVM's live migration support included support for exec: URLs, allowing system
state to be written or received via an arbitrary popen()ed subprocess. This
provides a convenient way to pipe state through a compression algorithm or an...
ff8d81d8 10/25/2008 01:10 am aliguori

Fix whitespace in migration code.

Replace tabs with spaces.

Signed-off-by: Anthony Liguori <>

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5527 c046a42c-6fe2-441c-8c8c-71466251a162
34c9dd8e 10/13/2008 06:14 am aliguori

Introduce TCP live migration protocol

This patch introduces a tcp protocol for live migration. It can be used as
follows:

qemu-system-x86_64 -hda ~/images/linux-test.img -monitor stdio
<vm runs for a while>
(qemu) migrate tcp:localhost:1025

On the same system:...
5bb7910a 10/13/2008 06:12 am aliguori

Introduce UI for live migration

This patch introduces a command line parameter and monitor command for starting
a live migration. The next patch will provide an example of how to use these
parameters.

Signed-off-by: Anthony Liguori <>...