> -----Original Message-----
> From: Lukas Straub <lukasstraub2@web.de>
> Sent: Friday, September 27, 2019 12:10 AM
> To: qemu-devel <qemu-devel@nongnu.org>
> Cc: Zhang, Chen <chen.zhang@intel.com>; Jason Wang
> <jasowang@redhat.com>; Wen Congyang <wencongyang2@huawei.com>;
> Xie Changlong <xiechanglong.d@gmail.com>; kwolf@redhat.com;
> mreitz@redhat.com
> Subject: Re: [PATCH v5 0/4] colo: Add support for continuous replication
> 
> On Sun, 15 Sep 2019 21:19:50 +0200
> Lukas Straub <lukasstraub2@web.de> wrote:
> 
> > Hello Everyone,
> > These Patches add support for continuous replication to colo. This
> > means that after the Primary fails and the Secondary did a failover,
> > the Secondary can then become Primary and resume replication to a new
> Secondary.
> >
> > On a side note, I wrote a Pacemaker Resource Agent for colo which I
> > will post when its ready.
> > I have to say it's quite fun to randomly kill a Node, wait for resync
> > and repeat and see how the VM stays alive all the time. :)
> >
> > Regards,
> > Lukas Straub
> >
> > v5:
> >  - change syntax for the position= parameter
> >  - fix spelling mistake
> >
> > v4:
> >  - fix checkpatch.pl warnings
> >
> > v3:
> >  - add test for replication changes
> >  - check if the filter to be inserted before/behind belongs to the
> > same interface
> >  - fix the error message for the position= parameter
> >  - rename term "after" -> "behind" and variable "insert_before" ->
> "insert_before_flag"
> >  - document the quorum node on the secondary side
> >  - simplify quorum parameters in documentation
> >  - remove trailing spaces in documentation
> >  - clarify the testing procedure in documentation
> >
> > v2:
> >  - fix email formating
> >  - fix checkpatch.pl warnings
> >  - fix patchew error
> >  - clearer commit messages
> >
> >
> > Lukas Straub (4):
> >   block/replication.c: Ignore requests after failover
> >   tests/test-replication.c: Add test for ignoring requests after
> >     failover
> >   net/filter.c: Add Options to insert filters anywhere in the filter
> >     list
> >   colo: Update Documentation for continuous replication
> >
> >  block/replication.c        |  38 ++++++-
> >  docs/COLO-FT.txt           | 212 +++++++++++++++++++++++++++----------
> >  docs/block-replication.txt |  28 +++--
> >  include/net/filter.h       |   2 +
> >  net/filter.c               |  92 +++++++++++++++-
> >  qemu-options.hx            |  10 +-
> >  tests/test-replication.c   |  52 +++++++++
> >  7 files changed, 358 insertions(+), 76 deletions(-)
> >
> 
> Hello Everyone,
> Ping.

Sorry for slow reply, I'm reviewing~

Thanks
Zhang Chen

> 
> Regards,
> Lukas Straub