Nice work :)
On 2016/1/22 3:08, Dr. David Alan Gilbert wrote:
Hi,
I've got a world with a few COLO changes in that you might
like to look at; they're all experimental, but it seems
to be working for me.
The world is at:
https://github.com/orbitfp7/qemu/commits/orbit-wp4-colo-jan16
I
ping ?
On 2016/1/15 11:37, zhanghailiang wrote:
Patch 1 ~ patch 4 are picked from COLO and live memory snapshot series,
They are just small improvements for migration codes and have been reviewed
by Dave.
Patch 5, 6 are small fixes for migration releated documention.
Please review.
zhanghaili
Cc: Dr. David Alan Gilbert
On 2016/1/22 16:36, zhanghailiang wrote:
This series is a prerequisite for COLO, here we add each netdev
a default buffer filter, it is disabled by default, and has
no side effect for delivering packets in net layer.
Besides, patch 1 fixes the ouput information of 'i
On 2016/1/22 18:07, Daniel P. Berrange wrote:
On Fri, Jan 22, 2016 at 04:36:44PM +0800, zhanghailiang wrote:
This series is a prerequisite for COLO, here we add each netdev
a default buffer filter, it is disabled by default, and has
no side effect for delivering packets in net layer.
Why can't
On 2016/1/22 18:38, Daniel P. Berrange wrote:
On Fri, Jan 22, 2016 at 06:35:48PM +0800, Hailiang Zhang wrote:
On 2016/1/22 18:07, Daniel P. Berrange wrote:
On Fri, Jan 22, 2016 at 04:36:44PM +0800, zhanghailiang wrote:
This series is a prerequisite for COLO, here we add each netdev
a default
On 2016/1/25 9:59, Hailiang Zhang wrote:
On 2016/1/22 18:38, Daniel P. Berrange wrote:
On Fri, Jan 22, 2016 at 06:35:48PM +0800, Hailiang Zhang wrote:
On 2016/1/22 18:07, Daniel P. Berrange wrote:
On Fri, Jan 22, 2016 at 04:36:44PM +0800, zhanghailiang wrote:
This series is a prerequisite
On 2016/1/25 11:32, Jason Wang wrote:
On 01/22/2016 06:07 PM, Daniel P. Berrange wrote:
On Fri, Jan 22, 2016 at 04:36:44PM +0800, zhanghailiang wrote:
This series is a prerequisite for COLO, here we add each netdev
a default buffer filter, it is disabled by default, and has
no side effect for
On 2016/1/25 13:01, Jason Wang wrote:
On 01/22/2016 04:36 PM, zhanghailiang wrote:
The properties of netfilter object could be changed by 'qom-set'
command, but the output of 'info network' command is not updated,
because it got the old information through nf->info_str, it will
not be updated
On 2016/1/25 13:04, Jason Wang wrote:
On 01/22/2016 05:32 PM, Wen Congyang wrote:
On 01/22/2016 04:36 PM, zhanghailiang wrote:
If the filter is disabled, don't go through it.
Signed-off-by: zhanghailiang
---
include/net/filter.h | 5 +
net/net.c| 4
2 files changed,
On 2016/1/25 13:05, Jason Wang wrote:
On 01/22/2016 04:36 PM, zhanghailiang wrote:
With this property, users can control if this filter is 'enable'
or 'disable'. The default behavior for filter is enabled.
Signed-off-by: zhanghailiang
Let's squash patch 3 into this for a complete implement
On 2016/1/25 13:18, Jason Wang wrote:
On 01/22/2016 04:36 PM, zhanghailiang wrote:
We add each netdev a default buffer filter, which the name is
'nop', and the default buffer filter is disabled, so it has
no side effect for packets delivering in qemu net layer.
The default buffer filter can b
On 2016/1/25 13:20, Jason Wang wrote:
On 01/22/2016 04:36 PM, zhanghailiang wrote:
Signed-off-by: zhanghailiang
Commit log please.
I will add it in next version, thanks.
---
include/net/filter.h | 5 +
net/filter.c | 63 ++
On 2016/1/25 13:19, Jason Wang wrote:
On 01/22/2016 04:36 PM, zhanghailiang wrote:
We may want to accept zero interval when VM FT solutions like MC
or COLO use this filter to release packets on demand.
Signed-off-by: zhanghailiang
Reviewed-by: Yang Hongyang
---
net/filter-buffer.c | 10 --
On 2016/1/25 13:25, Jason Wang wrote:
On 01/22/2016 04:36 PM, zhanghailiang wrote:
Signed-off-by: zhanghailiang
---
net/filter.c | 8
1 file changed, 8 insertions(+)
diff --git a/net/filter.c b/net/filter.c
index a126a3b..4aafff0 100644
--- a/net/filter.c
+++ b/net/filter.c
@@ -3
On 2016/1/25 15:22, Hailiang Zhang wrote:
On 2016/1/25 13:18, Jason Wang wrote:
On 01/22/2016 04:36 PM, zhanghailiang wrote:
We add each netdev a default buffer filter, which the name is
'nop', and the default buffer filter is disabled, so it has
no side effect for packets deliveri
On 2016/1/26 4:49, Eric Blake wrote:
On 01/25/2016 02:12 AM, zhanghailiang wrote:
The properties of netfilter object could be changed by 'qom-set'
command, but the output of 'info network' command is not updated,
because it got the old information through nf->info_str, it will
not be updated whi
On 2016/1/26 11:05, Jason Wang wrote:
On 01/25/2016 01:58 PM, Hailiang Zhang wrote:
On 2016/1/25 13:01, Jason Wang wrote:
On 01/22/2016 04:36 PM, zhanghailiang wrote:
The properties of netfilter object could be changed by 'qom-set'
command, but the output of 'info network&
On 2016/1/26 11:18, Jason Wang wrote:
On 01/25/2016 03:22 PM, Hailiang Zhang wrote:
On 2016/1/25 13:18, Jason Wang wrote:
On 01/22/2016 04:36 PM, zhanghailiang wrote:
We add each netdev a default buffer filter, which the name is
'nop', and the default buffer filter is disabled,
On 2016/1/26 11:18, Jason Wang wrote:
On 01/25/2016 03:22 PM, Hailiang Zhang wrote:
On 2016/1/25 13:18, Jason Wang wrote:
On 01/22/2016 04:36 PM, zhanghailiang wrote:
We add each netdev a default buffer filter, which the name is
'nop', and the default buffer filter is disabled,
On 2016/1/26 16:59, Zhang Chen wrote:
From: ZhangChen
Traffic-mirrorer is a plugin of netfilter.
It make qemu has ability to copy and mirror guest's
net packet. we output packet to chardev.
usage:
-netdev tap,id=hn0
-chardev socket,id=mirrorer0,host=ip_primary,port=X,server,nowait
-traffic-mi
On 2016/1/27 13:59, Jason Wang wrote:
On 01/27/2016 08:37 AM, Hailiang Zhang wrote:
On 2016/1/26 11:18, Jason Wang wrote:
On 01/25/2016 03:22 PM, Hailiang Zhang wrote:
On 2016/1/25 13:18, Jason Wang wrote:
On 01/22/2016 04:36 PM, zhanghailiang wrote:
We add each netdev a default
On 2016/1/27 10:40, Zhang Chen wrote:
From: ZhangChen
Traffic-mirror is a netfilter plugin.
It gives qemu the ability to copy and mirror guest's
net packet. we output packet to chardev.
usage:
-netdev tap,id=hn0
-chardev socket,id=mirror0,host=ip_primary,port=X,server,nowait
-traffic-mirror,i
On 2016/1/27 3:55, Dr. David Alan Gilbert wrote:
* zhanghailiang (zhang.zhanghaili...@huawei.com) wrote:
If VM is in COLO FT state, we should do some extra work before normal shutdown
process. SVM will ignore the shutdown command if this command is issued directly
to it, PVM will send the shutdo
On 2016/1/29 21:08, Dr. David Alan Gilbert wrote:
* zhanghailiang (zhang.zhanghaili...@huawei.com) wrote:
We need communications protocol of user-defined to control the checkpoint
process.
The new checkpoint request is started by Primary VM, and the interactive process
like below:
Checkpoint sy
On 2016/1/27 22:14, Dr. David Alan Gilbert wrote:
* zhanghailiang (zhang.zhanghaili...@huawei.com) wrote:
We separate the process of saving/loading ram and device state when do
checkpoint,
we add new helpers for save/load ram/device. With this change, we can directly
transfer ram from master to
Hi Juan & Amit,
This series is prerequisite of COLO, and all of them have been reviewed by Dave,
Could you please review and merge them ?
Thanks,
Hailiang
On 2016/1/15 11:37, zhanghailiang wrote:
Patch 1 ~ patch 4 are picked from COLO and live memory snapshot series,
They are just small impro
On 2016/2/1 11:14, Jason Wang wrote:
On 01/27/2016 04:29 PM, zhanghailiang wrote:
We add a new helper function netdev_add_filter(), this function
can help adding a filter object to a netdev.
Besides, we add a is_default member for struct NetFilterState
to indicate whether the filter is default
On 2016/2/1 11:05, Jason Wang wrote:
On 01/27/2016 04:29 PM, zhanghailiang wrote:
Make the helper object_create() public and fix its first
parameter to accept NULL value.
Looks not very nice. Maybe pass a new predicate func for sanity check it
better.
OK, but here is it better to check if
On 2016/2/1 15:27, Jason Wang wrote:
On 02/01/2016 02:19 PM, Hailiang Zhang wrote:
On 2016/2/1 11:05, Jason Wang wrote:
On 01/27/2016 04:29 PM, zhanghailiang wrote:
Make the helper object_create() public and fix its first
parameter to accept NULL value.
Looks not very nice. Maybe pass a
On 2016/2/1 15:46, Jason Wang wrote:
On 02/01/2016 02:13 PM, Hailiang Zhang wrote:
On 2016/2/1 11:14, Jason Wang wrote:
On 01/27/2016 04:29 PM, zhanghailiang wrote:
We add a new helper function netdev_add_filter(), this function
can help adding a filter object to a netdev.
Besides, we add
On 2016/2/1 16:05, Yang Hongyang wrote:
On 02/01/2016 03:56 PM, Hailiang Zhang wrote:
On 2016/2/1 15:46, Jason Wang wrote:
On 02/01/2016 02:13 PM, Hailiang Zhang wrote:
On 2016/2/1 11:14, Jason Wang wrote:
On 01/27/2016 04:29 PM, zhanghailiang wrote:
We add a new helper function
On 2016/2/1 17:04, Jason Wang wrote:
On 02/01/2016 03:56 PM, Hailiang Zhang wrote:
On 2016/2/1 15:46, Jason Wang wrote:
On 02/01/2016 02:13 PM, Hailiang Zhang wrote:
On 2016/2/1 11:14, Jason Wang wrote:
On 01/27/2016 04:29 PM, zhanghailiang wrote:
We add a new helper function
On 2016/2/1 17:18, Jason Wang wrote:
On 02/01/2016 04:21 PM, Hailiang Zhang wrote:
Instead of this, I wonder maybe it's better to:
- store the default filter property into a pointer to string
Do you mean, pass a string parameter which stores the filter property
instead of
assemble
On 2016/2/1 17:49, Jason Wang wrote:
On 02/01/2016 05:39 PM, Hailiang Zhang wrote:
On 2016/2/1 17:18, Jason Wang wrote:
On 02/01/2016 04:21 PM, Hailiang Zhang wrote:
Instead of this, I wonder maybe it's better to:
- store the default filter property into a pointer to string
D
On 2016/2/1 18:41, Daniel P. Berrange wrote:
On Wed, Jan 27, 2016 at 04:29:37PM +0800, zhanghailiang wrote:
Make the helper object_create() public and fix its first
parameter to accept NULL value.
Signed-off-by: zhanghailiang
Cc: Paolo Bonzini
---
v2:
- New patch
---
include/qemu-common.h
Hi Jason,
On 2016/2/1 17:42, Jason Wang wrote:
On 02/01/2016 05:22 PM, Hailiang Zhang wrote:
On 2016/2/1 17:04, Jason Wang wrote:
On 02/01/2016 03:56 PM, Hailiang Zhang wrote:
On 2016/2/1 15:46, Jason Wang wrote:
On 02/01/2016 02:13 PM, Hailiang Zhang wrote:
On 2016/2/1 11:14, Jason
On 2016/2/1 17:42, Jason Wang wrote:
On 02/01/2016 05:22 PM, Hailiang Zhang wrote:
On 2016/2/1 17:04, Jason Wang wrote:
On 02/01/2016 03:56 PM, Hailiang Zhang wrote:
On 2016/2/1 15:46, Jason Wang wrote:
On 02/01/2016 02:13 PM, Hailiang Zhang wrote:
On 2016/2/1 11:14, Jason Wang wrote
On 2016/2/1 18:43, Daniel P. Berrange wrote:
On Wed, Jan 27, 2016 at 04:29:38PM +0800, zhanghailiang wrote:
We add a new helper function netdev_add_filter(), this function
can help adding a filter object to a netdev.
Besides, we add a is_default member for struct NetFilterState
to indicate wheth
Hi Hongyang,
On 2016/2/2 11:11, Yang Hongyang wrote:
If we have to add a default filter, then I have a suggestion only
for this series:
1. Add a nop filter. filter-nop.c
I'm not quite sure if we really need to add a new type 'nop' filter,
because it is only a special case for buffer-filter, wh
On 2016/2/3 17:55, Wen Congyang wrote:
On 02/03/2016 05:32 PM, Stefan Hajnoczi wrote:
On Wed, Feb 03, 2016 at 09:29:15AM +0800, Wen Congyang wrote:
On 02/02/2016 10:34 PM, Stefan Hajnoczi wrote:
On Mon, Feb 01, 2016 at 09:13:36AM +0800, Wen Congyang wrote:
On 01/29/2016 11:46 PM, Stefan Hajno
On 2016/2/4 19:08, Amit Shah wrote:
On (Fri) 15 Jan 2016 [11:37:40], zhanghailiang wrote:
Patch 1 ~ patch 4 are picked from COLO and live memory snapshot series,
They are just small improvements for migration codes and have been reviewed
by Dave.
Patch 5, 6 are small fixes for migration releate
On 2016/2/4 19:10, Dr. David Alan Gilbert wrote:
* Amit Shah (amit.s...@redhat.com) wrote:
On (Thu) 04 Feb 2016 [10:50:16], Dr. David Alan Gilbert wrote:
* Amit Shah (amit.s...@redhat.com) wrote:
On (Fri) 15 Jan 2016 [11:37:42], zhanghailiang wrote:
Rename the 'file' member of MigrationState
On 2016/2/2 11:14, Yang Hongyang wrote:
On 02/01/2016 08:01 PM, zhanghailiang wrote:
We add a new helper function netdev_add_filter(), this function
can help adding a filter object to a netdev.
Besides, we add a is_default member for struct NetFilterState
to indicate whether the filter is defa
On 2016/2/2 11:16, Yang Hongyang wrote:
On 02/01/2016 08:01 PM, zhanghailiang wrote:
We add each netdev a default buffer filter, and
the default buffer filter is disabled, so it has
no side effect for packets delivering in qemu net layer.
The default buffer filter can be used by COLO or Micro
On 2016/2/5 14:19, Jason Wang wrote:
On 02/01/2016 06:40 PM, Hailiang Zhang wrote:
On 2016/2/1 17:42, Jason Wang wrote:
On 02/01/2016 05:22 PM, Hailiang Zhang wrote:
On 2016/2/1 17:04, Jason Wang wrote:
On 02/01/2016 03:56 PM, Hailiang Zhang wrote:
On 2016/2/1 15:46, Jason Wang wrote
On 2016/2/5 15:40, Jason Wang wrote:
On 02/05/2016 03:01 PM, Hailiang Zhang wrote:
On 2016/2/5 14:19, Jason Wang wrote:
On 02/01/2016 06:40 PM, Hailiang Zhang wrote:
On 2016/2/1 17:42, Jason Wang wrote:
On 02/01/2016 05:22 PM, Hailiang Zhang wrote:
On 2016/2/1 17:04, Jason Wang wrote
On 2016/2/5 12:18, Changlong Xie wrote:
Signed-off-by: Wen Congyang
Signed-off-by: zhanghailiang
Signed-off-by: Gonglei
Signed-off-by: Changlong Xie
---
Makefile.objs| 1 +
qapi/block-core.json | 13
replication.c| 94 +
On 2016/2/12 23:09, Dr. David Alan Gilbert wrote:
* zhanghailiang (zhang.zhanghaili...@huawei.com) wrote:
If VM is in COLO FT state, we should do some extra work before normal shutdown
process. SVM will ignore the shutdown command if this command is issued directly
to it, PVM will send the shutd
ping...
COLO prototype is based on this series, but it seems that this
series didn't got enough reviewing and feedback, we will miss
the train of qemu 2.6 version :(
Since COLO is still a prototype, some problems could be fixed in
later developing, and we hope COLO prototype to be merged as quick
Hi Jason,
Happy spring festival! ;)
On 2016/2/18 11:00, Jason Wang wrote:
On 02/06/2016 05:28 PM, zhanghailiang wrote:
With this property, users can control if this filter is 'enable'
or 'disable'. The default behavior for filter is enabled.
We will skip the disabled filter when delivering
On 2016/2/18 11:19, Jason Wang wrote:
On 02/06/2016 05:28 PM, zhanghailiang wrote:
We add a new helper function netdev_add_filter(),
this function can help adding a filter object to a netdev.
Signed-off-by: zhanghailiang
Cc: Jason Wang
Cc: Yang Hongyang
---
include/net/filter.h | 7
On 2016/2/18 11:31, Jason Wang wrote:
On 02/06/2016 05:28 PM, zhanghailiang wrote:
Enable all buffer filters that added by COLO while
go into COLO process, and disable them while exit COLO.
Signed-off-by: zhanghailiang
Cc: Jason Wang
Cc: Yang Hongyang
---
v14:
- New patch
---
migration/c
On 2016/2/18 11:23, Jason Wang wrote:
On 02/06/2016 05:28 PM, zhanghailiang wrote:
For COLO periodic mode, it need to buffer packets that
sent by VM, and we will not release these packets until
finish a checkpoint.
Here, we add each netdev a buffer-filter that will be controlled
by COLO. It i
Hi Jason,
On 2016/2/18 11:46, Hailiang Zhang wrote:
On 2016/2/18 11:31, Jason Wang wrote:
On 02/06/2016 05:28 PM, zhanghailiang wrote:
Enable all buffer filters that added by COLO while
go into COLO process, and disable them while exit COLO.
Signed-off-by: zhanghailiang
Cc: Jason Wang
Cc
On 2015/11/25 22:01, Eric Blake wrote:
On 11/24/2015 12:00 PM, Dr. David Alan Gilbert wrote:
* zhanghailiang (zhang.zhanghaili...@huawei.com) wrote:
We need communications protocol of user-defined to control the checkpoint
process.
+static int colo_ctl_get(QEMUFile *f, uint32_t require, uin
On 2015/11/25 3:00, Dr. David Alan Gilbert wrote:
* zhanghailiang (zhang.zhanghaili...@huawei.com) wrote:
We need communications protocol of user-defined to control the checkpoint
process.
The new checkpoint request is started by Primary VM, and the interactive process
like below:
Checkpoint sy
On 2015/11/27 20:27, Zhang Chen wrote:
From: zhangchen
Colo-proxy is a plugin of qemu netfilter
like filter-buffer and dump
Signed-off-by: zhangchen
---
net/Makefile.objs | 1 +
net/colo-proxy.c | 139 ++
net/colo-proxy.h | 63 +
On 2015/11/27 20:27, Zhang Chen wrote:
From: zhangchen
Secondary setup socket server for colo-forward
primary setup connect to secondary for colo-forward
add data structure will be uesed
Signed-off-by: zhangchen
---
net/colo-proxy.c | 87 +
On 2015/11/27 20:27, Zhang Chen wrote:
From: zhangchen
add primary and secondary handler
Signed-off-by: zhangchen
---
net/colo-proxy.c | 105 +--
1 file changed, 103 insertions(+), 2 deletions(-)
diff --git a/net/colo-proxy.c b/net/colo-
On 2015/11/27 19:39, Yang Hongyang wrote:
On 2015年11月24日 17:25, zhanghailiang wrote:
We add each netdev a default filter-buffer, which will be used for COLO
or Micro-checkpoint to buffer VM's packets. The name of default filter-buffer
is 'nop'.
For the default filter-buffer, it will not buffer a
On 2015/11/27 20:51, Yang Hongyang wrote:
On 2015年11月24日 17:25, zhanghailiang wrote:
Enable default filter to buffer packets and release the
packets after a checkpoint.
Signed-off-by: zhanghailiang
Cc: Jason Wang
Cc: Yang Hongyang
---
v11:
- Use new helper functions to buffer and release p
On 2015/11/30 9:19, Li Zhijian wrote:
On 11/24/2015 05:25 PM, zhanghailiang wrote:
We add each netdev a default filter-buffer, which will be used for COLO
or Micro-checkpoint to buffer VM's packets. The name of default filter-buffer
is 'nop'.
For the default filter-buffer, it will not buffer any
On 2015/12/1 18:40, Dr. David Alan Gilbert wrote:
* Wen Congyang (we...@cn.fujitsu.com) wrote:
Block replication is a very important feature which is used for
continuous checkpoints(for example: COLO).
You can get the detailed information about block replication from here:
http://wiki.qemu.org/
On 2015/11/27 13:29, Li Zhijian wrote:
On 11/24/2015 05:25 PM, zhanghailiang wrote:
During the time of VM's running, PVM may dirty some pages, we will transfer
PVM's dirty pages to SVM and store them into SVM's RAM cache at next checkpoint
time. So, the content of SVM's RAM cache will always be
On 2015/11/27 13:10, Li Zhijian wrote:
On 11/24/2015 05:25 PM, zhanghailiang wrote:
We separate the process of saving/loading ram and device state when do
checkpoint,
we add new helpers for save/load ram/device. With this change, we can directly
transfer ram from master to slave without using Q
On 2015/12/3 9:17, Wen Congyang wrote:
On 11/24/2015 05:25 PM, zhanghailiang wrote:
We add each netdev a default filter-buffer, which will be used for COLO
or Micro-checkpoint to buffer VM's packets. The name of default filter-buffer
is 'nop'.
For the default filter-buffer, it will not buffer an
On 2015/12/3 14:25, Wen Congyang wrote:
On 12/03/2015 11:53 AM, Hailiang Zhang wrote:
On 2015/12/3 9:17, Wen Congyang wrote:
On 11/24/2015 05:25 PM, zhanghailiang wrote:
We add each netdev a default filter-buffer, which will be used for COLO
or Micro-checkpoint to buffer VM's packets
On 2015/12/2 2:19, Dr. David Alan Gilbert wrote:
* zhanghailiang (zhang.zhanghaili...@huawei.com) wrote:
Split host_from_stream_offset() into two parts:
One is to get ram block, which the block idstr may be get from migration
stream, the other is to get hva (host) address from block and the offs
On 2015/12/3 15:19, Hailiang Zhang wrote:
On 2015/12/2 2:19, Dr. David Alan Gilbert wrote:
* zhanghailiang (zhang.zhanghaili...@huawei.com) wrote:
Split host_from_stream_offset() into two parts:
One is to get ram block, which the block idstr may be get from migration
stream, the other is to
On 2015/12/2 3:02, Dr. David Alan Gilbert wrote:
* zhanghailiang (zhang.zhanghaili...@huawei.com) wrote:
We should not load PVM's state directly into SVM, because there maybe some
errors happen when SVM is receving data, which will break SVM.
We need to ensure receving all data before load the
On 2015/12/2 3:36, Dr. David Alan Gilbert wrote:
* zhanghailiang (zhang.zhanghaili...@huawei.com) wrote:
We record the address of the dirty pages that received,
it will help flushing pages that cached into SVM.
We record them by re-using migration dirty bitmap.
Signed-off-by: zhanghailiang
---
On 2015/12/3 15:21, Yang Hongyang wrote:
On 2015年12月03日 14:48, Hailiang Zhang wrote:
On 2015/12/3 14:25, Wen Congyang wrote:
On 12/03/2015 11:53 AM, Hailiang Zhang wrote:
On 2015/12/3 9:17, Wen Congyang wrote:
On 11/24/2015 05:25 PM, zhanghailiang wrote:
We add each netdev a default
On 2015/12/2 4:06, Dr. David Alan Gilbert wrote:
* zhanghailiang (zhang.zhanghaili...@huawei.com) wrote:
During the time of VM's running, PVM may dirty some pages, we will transfer
PVM's dirty pages to SVM and store them into SVM's RAM cache at next checkpoint
time. So, the content of SVM's RAM
On 2015/12/3 17:24, Dr. David Alan Gilbert wrote:
* Li Zhijian (lizhij...@cn.fujitsu.com) wrote:
Hi all,
Does anyboday remember the similar issue post by hailiang months ago
http://patchwork.ozlabs.org/patch/454322/
At least tow bugs about migration had been fixed since that.
Yes, I wondere
On 2015/12/3 15:21, Yang Hongyang wrote:
On 2015年12月03日 14:48, Hailiang Zhang wrote:
On 2015/12/3 14:25, Wen Congyang wrote:
On 12/03/2015 11:53 AM, Hailiang Zhang wrote:
On 2015/12/3 9:17, Wen Congyang wrote:
On 11/24/2015 05:25 PM, zhanghailiang wrote:
We add each netdev a default
On 2015/12/10 2:50, Dr. David Alan Gilbert wrote:
* zhanghailiang (zhang.zhanghaili...@huawei.com) wrote:
Add checkpoint-delay parameter for migrate-set-parameters, so that
we can control the checkpoint frequency when COLO is in periodic mode.
Cc: Luiz Capitulino
Cc: Eric Blake
Cc: Markus Arm
On 2015/12/10 14:41, Wen Congyang wrote:
On 11/24/2015 05:25 PM, zhanghailiang wrote:
Rename the 'file' member of MigrationState to 'to_dst_file'.
Signed-off-by: zhanghailiang
Cc: Dr. David Alan Gilbert
---
v11:
- Only rename 'file' member of MigrationState
You forgot to update migration/rd
On 2015/12/11 2:34, Dr. David Alan Gilbert wrote:
* zhanghailiang (zhang.zhanghaili...@huawei.com) wrote:
For PVM, if there is failover request from users.
The colo thread will exit the loop while the failover BH does the
cleanup work and resumes VM.
Signed-off-by: zhanghailiang
Signed-off-by:
On 2015/12/11 2:50, Dr. David Alan Gilbert wrote:
* zhanghailiang (zhang.zhanghaili...@huawei.com) wrote:
If users require SVM to takeover work, colo incoming thread should
exit from loop while failover BH helps backing to migration incoming
coroutine.
Signed-off-by: zhanghailiang
Signed-off-b
On 2015/12/11 4:03, Dr. David Alan Gilbert wrote:
* zhanghailiang (zhang.zhanghaili...@huawei.com) wrote:
If the net connection between COLO's two sides is broken while colo/colo
incoming
thread is blocked in 'read'/'write' socket fd. It will not detect this error
until
connect timeout. It wil
On 2015/12/11 2:16, Cornelia Huck wrote:
On Thu, 10 Dec 2015 18:23:49 +0100
Markus Armbruster wrote:
Commit 6daf194d, be62a2eb and 312fd5f got rid of a bunch, but they
keep coming back. Tracked down with the Coccinelle semantic patch
from commit 312fd5f.
Cc: Fam Zheng
Cc: Peter Crosthwaite
On 2015/12/11 17:18, Dr. David Alan Gilbert wrote:
* Hailiang Zhang (zhang.zhanghaili...@huawei.com) wrote:
On 2015/12/11 4:03, Dr. David Alan Gilbert wrote:
* zhanghailiang (zhang.zhanghaili...@huawei.com) wrote:
If the net connection between COLO's two sides is broken while colo
On 2015/12/11 17:22, Dr. David Alan Gilbert wrote:
* Hailiang Zhang (zhang.zhanghaili...@huawei.com) wrote:
On 2015/12/11 2:34, Dr. David Alan Gilbert wrote:
* zhanghailiang (zhang.zhanghaili...@huawei.com) wrote:
For PVM, if there is failover request from users.
The colo thread will exit the
On 2015/12/11 3:01, Dr. David Alan Gilbert wrote:
* zhanghailiang (zhang.zhanghaili...@huawei.com) wrote:
If we detect some error in colo, we will wait for some time,
hoping users also detect it. If users don't issue failover command.
We will go into default failover procedure, which the PVM wi
On 2015/12/15 17:46, Wen Congyang wrote:
On 12/15/2015 04:22 PM, zhanghailiang wrote:
configure --enable-colo/--disable-colo to switch COLO
support on/off.
COLO support is On by default.
Signed-off-by: zhanghailiang
Signed-off-by: Li Zhijian
Signed-off-by: Gonglei
Reviewed-by: Dr. David Alan
On 2015/12/15 17:46, Wen Congyang wrote:
On 12/15/2015 04:22 PM, zhanghailiang wrote:
configure --enable-colo/--disable-colo to switch COLO
support on/off.
COLO support is On by default.
Signed-off-by: zhanghailiang
Signed-off-by: Li Zhijian
Signed-off-by: Gonglei
Reviewed-by: Dr. David Alan
On 2015/12/15 20:14, Dr. David Alan Gilbert wrote:
* zhanghailiang (zhang.zhanghaili...@huawei.com) wrote:
This is the 12th version of COLO.
As usual, this version of COLO is only support periodic checkpoint,
just like MicroCheckpointing and Remus does.
Here is only COLO frame part, you can ge
On 2015/12/16 3:02, Dr. David Alan Gilbert (git) wrote:
From: "Dr. David Alan Gilbert"
I missed the calls to send migration events on the destination side
as we enter postcopy.
Take care when adding them not to do it after state has been freed.
Signed-off-by: Dr. David Alan Gilbert
---
migr
On 2015/12/16 1:36, Dr. David Alan Gilbert wrote:
* zhanghailiang (zhang.zhanghaili...@huawei.com) wrote:
For migration destination, we also need to know its state,
we will use it in COLO.
Here we add a new member 'state' for MigrationIncomingState,
and also use migrate_set_state() to modify it
On 2015/12/15 18:23, Dr. David Alan Gilbert wrote:
* zhanghailiang (zhang.zhanghaili...@huawei.com) wrote:
If the net connection between COLO's two sides is broken while colo/colo
incoming
thread is blocked in 'read'/'write' socket fd. It will not detect this error
until
connect timeout. It wi
On 2016/1/5 3:00, Dr. David Alan Gilbert wrote:
* zhanghailiang (zhang.zhanghaili...@huawei.com) wrote:
We should not destroy the state of SVM (Secondary VM) until we receive the whole
state from the PVM (Primary VM), in case the primary fails in the middle of
sending
the state, so, here we cac
Hi Jason,
Could you please help reviewing the filter part of this series ?
Thanks,
Hailiang
On 2015/12/29 15:09, zhanghailiang wrote:
We add each netdev (except vhost-net) a default filter-buffer,
which will be used for COLO or Micro-checkpoint to buffer VM's packets.
The name of default filte
Hi,
It seems that, Jan Kiszka is maintaining SLIRP (From MAINTAINERS file),
Maybe he could make a help to merge this series.
TO: J. Kiszka
Thanks,
Hailiang
On 2016/1/11 23:04, Samuel Thibault wrote:
Hello,
Samuel Thibault, on Sat 19 Dec 2015 22:24:40 +0100, wrote:
This is another respin of
On 2016/1/11 21:16, Markus Armbruster wrote:
Hailiang Zhang writes:
On 2015/12/19 17:27, Markus Armbruster wrote:
zhanghailiang writes:
Guest will enter this state when paused to save/restore VM state
under colo checkpoint.
Cc: Eric Blake
Cc: Markus Armbruster
Signed-off-by
On 2016/1/11 20:47, Markus Armbruster wrote:
Hailiang Zhang writes:
Hi Markus,
On 2015/12/19 16:54, Markus Armbruster wrote:
Jumping in at v12 for a bit of QAPI review (and whatever else catched my
eye nearby), please pardon my ignorance of COLO in general, and previous
review of this
On 2016/1/12 1:55, Dr. David Alan Gilbert wrote:
* zhanghailiang (zhang.zhanghaili...@huawei.com) wrote:
Some helper functions use parameters 'RAMBlock *block' and 'ram_addr_t *offset',
We can use 'PageSearchStatus *pss' directly instead, with this change, we
can reduce the number of parameters
On 2016/1/12 4:02, Dr. David Alan Gilbert wrote:
* zhanghailiang (zhang.zhanghaili...@huawei.com) wrote:
Usage:
-incoming file:/path/to/vm_statefile
Signed-off-by: zhanghailiang
Signed-off-by: Benoit Canet
This could again be split out of this series; however I have some comments.
---
- R
On 2016/1/15 17:48, Liang Li wrote:
Now that VM's RAM pages are initialized to zero, (VM's RAM is allcated
with the mmap() and MAP_ANONYMOUS option, or mmap() without MAP_SHARED
if hugetlbfs is used.) so there is no need to send the zero page header
to destination.
It seems that this patch is
Hi,
On 2016/1/15 18:24, Li, Liang Z wrote:
It seems that this patch is incorrect, if the no-zero pages are zeroed again
during !ram_bulk_stage, we didn't send the new zeroed page, there will be
an error.
If not in ram_bulk_stage, still send the header, could you explain why it's
wrong?
Lian
On 2016/1/16 2:57, Dr. David Alan Gilbert wrote:
* Liang Li (liang.z...@intel.com) wrote:
Now that VM's RAM pages are initialized to zero, (VM's RAM is allcated
with the mmap() and MAP_ANONYMOUS option, or mmap() without MAP_SHARED
if hugetlbfs is used.) so there is no need to send the zero page
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