Re: [Qemu-devel] [PATCH] qga-win: don't hang if vss hold writes timeout

2017-09-25 Thread Chen Hanxiao
At 2017-09-22 10:46:06, "Chen Hanxiao" wrote: >From: Chen Hanxiao > >When VM is in a heavy IO, if the command "guest-fsfreeze-freeze" >is executed, VSS may timeout when trying to hold writes. > >Inside guest, Event ID 12298(VSS_ERROR_HOLD_WRITES_TIMEOUT) >is logged in the Event Viewer. > >At tha

Re: [Qemu-devel] [PATCH] qga-win: don't hang if vss hold writes timeout

2017-09-22 Thread Tomoki Sekiyama
2017-09-23 12:11 GMT+09:00 Chen Hanxiao : > > 在 2017-09-23 05:12:20,"Tomoki Sekiyama" 写道: > > > > > Thanks for your patch. > > Which version of Windows have you found the hang? > > > > > I tested on win08, win 08 r2 and win2012. > Thank you for the info. The patch looks good to me. Regards,

Re: [Qemu-devel] [PATCH] qga-win: don't hang if vss hold writes timeout

2017-09-22 Thread Chen Hanxiao
在 2017-09-23 05:12:20,"Tomoki Sekiyama" 写道:   >  > Thanks for your patch. > Which version of Windows have you found the hang? >  >  I tested on win08, win 08 r2 and win2012. QGA versions: Use the latest qga-win from https://fedorapeople.org/groups/virt/virtio-win/direct-downloads/archiv

Re: [Qemu-devel] [PATCH] qga-win: don't hang if vss hold writes timeout

2017-09-22 Thread Tomoki Sekiyama
Thanks for your patch. Which version of Windows have you found the hang? Regards, Tomoki 2017-09-22 11:46 GMT+09:00 Chen Hanxiao : > From: Chen Hanxiao > > When VM is in a heavy IO, if the command "guest-fsfreeze-freeze" > is executed, VSS may timeout when trying to hold writes. > > Inside gues

[Qemu-devel] [PATCH] qga-win: don't hang if vss hold writes timeout

2017-09-21 Thread Chen Hanxiao
From: Chen Hanxiao When VM is in a heavy IO, if the command "guest-fsfreeze-freeze" is executed, VSS may timeout when trying to hold writes. Inside guest, Event ID 12298(VSS_ERROR_HOLD_WRITES_TIMEOUT) is logged in the Event Viewer. At that time, if we call AbortBackup, qga may hang forever. Th