On Fri, Jul 19, 2013 at 01:33:12PM +0800, yinyin wrote:
I use systemtap to test this patch,the migration will success. But I
found the dataplane will start again after migration start. the
virtio_blk_handle_output will start dataplane.
Hi Yin Yin,
Thank you for testing the patch. It
Hi, Stefan:
during the migration, the source, not the destination, will start
dataplane again
I think the process of migration with dataplane as follows:
1. migration begin to start
2. the migration source stop the dataplane
3. do migration ...
4. migration completed, the
Hi,
Am 23.07.2013 11:19, schrieb yinyin:
Hi, Stefan:
during the migration, the source, not the destination, will start
dataplane again
I think the process of migration with dataplane as follows:
1. migration begin to start
2. the migration source stop the dataplane
3. do
Hi,
在 2013-7-23,下午5:30,Andreas Färber afaer...@suse.de 写道:
Hi,
Am 23.07.2013 11:19, schrieb yinyin:
Hi, Stefan:
during the migration, the source, not the destination, will start
dataplane again
I think the process of migration with dataplane as follows:
1. migration begin
Am 23.07.2013 11:43, schrieb yinyin:
在 2013-7-23,下午5:30,Andreas Färber afaer...@suse.de 写道:
Am 23.07.2013 11:19, schrieb yinyin:
during the migration, the source, not the destination, will start
dataplane again
I think the process of migration with dataplane as follows:
1.
On Tue, Jul 23, 2013 at 11:19 AM, yinyin yin@cs2c.com.cn wrote:
during the migration, the source, not the destination, will start
dataplane again
Thanks for explaining. The backtrace you posted is harmless. The
code is written to work like this.
I have annotated it
hi, stefan:
I use systemtap to test this patch,the migration will success. But I
found the dataplane will start again after migration start. the
virtio_blk_handle_output will start dataplane.
virtio_blk_data_plane_stop pid:29037 tid:29037
0x6680fe :
These patches add live migration support to -device
virtio-blk-pci,x-data-plane=on.
Patch 1 has already been posted and merged into the block tree. I have
included it for convenience.
Patches 2 3 implement a switch from dataplane mode back to regular virtio-blk
mode when migration starts.