Hi~ Anyone have comments about this module? We have some clients already try to use this module with COLO. Please review this part. If no one want to maintain this module, I can maintain this module myself.
Thanks Zhang Chen > -----Original Message----- > From: Qemu-devel <qemu-devel- > bounces+chen.zhang=intel....@nongnu.org> On Behalf Of Zhang, Chen > Sent: Tuesday, January 7, 2020 12:33 PM > To: Jason Wang <jasow...@redhat.com>; Paolo Bonzini > <pbonz...@redhat.com>; Philippe Mathieu-Daudé <phi...@redhat.com>; > qemu-dev <qemu-devel@nongnu.org> > Cc: Zhang Chen <zhangc...@gmail.com> > Subject: Re: [PATCH V4 0/5] Introduce Advanced Watch Dog module > > Hi All, > > No news for a while about this series. > > This version already add new docs to address Paolo's comments. > > Please give me more comments. > > > Thanks > > Zhang Chen > > > On 12/17/2019 8:45 PM, Zhang, Chen wrote: > > From: Zhang Chen <chen.zh...@intel.com> > > > > Advanced Watch Dog is an universal monitoring module on VMM side, it > > can be used to detect network down(VMM to guest, VMM to VMM, VMM > to > > another remote server) and do previously set operation. Current AWD > > patch just accept any input as the signal to refresh the watchdog > > timer, and we can also make a certain interactive protocol here. For > > the outputs, user can pre-write some command or some messages in the > > AWD opt-script. We noticed that there is no way for VMM communicate > > directly, maybe some people think we don't need such things(up layer > > software like openstack can handle it). so we engaged with real > > customer found that they need a lightweight and efficient mechanism to > > solve some practical problems, > > > > For example Edge Computing cases(they think high level software is too > > heavy to use in Edge or it is hard to manage and combine with VM instance). > > It make user have basic VM/Host network monitoring tools and basic > > false tolerance and recovery solution.. > > > > Please see the detail documentation in the last patch. > > > > V4: > > - Add more introduction in qemu-options.hx > > - Addressed Paolo's comments add docs/awd.txt for the AWD module > detail. > > > > V3: > > - Rebased on Qemu 4.2.0-rc1 code. > > - Fix commit message issue. > > > > V2: > > - Addressed Philippe comments add configure selector for AWD. > > > > Initial: > > - Initial version. > > > > > > Zhang Chen (5): > > net/awd.c: Introduce Advanced Watch Dog module framework > > net/awd.c: Initailize input/output chardev > > net/awd.c: Load advanced watch dog worker thread job > > vl.c: Make Advanced Watch Dog delayed initialization > > docs/awd.txt: Add doc to introduce Advanced WatchDog(AWD) module > > > > configure | 9 + > > docs/awd.txt | 88 +++++++++ > > net/Makefile.objs | 1 + > > net/awd.c | 491 > ++++++++++++++++++++++++++++++++++++++++++++++ > > qemu-options.hx | 20 ++ > > vl.c | 7 + > > 6 files changed, 616 insertions(+) > > create mode 100644 docs/awd.txt > > create mode 100644 net/awd.c > >
