Re: [Qemu-devel] [RFC] dirty bitmap state uncertainty under certain conditions

2016-11-23 Thread Stefan Hajnoczi
On Tue, Nov 22, 2016 at 12:26:34PM -0500, John Snow wrote: > > > On 11/22/2016 11:16 AM, Eric Blake wrote: > > On 11/22/2016 10:07 AM, John Snow wrote: > > > > > > > > > On 11/22/2016 07:01 AM, Nikolay Shirokovskiy wrote: > > > > Hi, everyone. > > > > > > > > There is a problem with current

Re: [Qemu-devel] [RFC] dirty bitmap state uncertainty under certain conditions

2016-11-22 Thread John Snow
On 11/22/2016 11:16 AM, Eric Blake wrote: On 11/22/2016 10:07 AM, John Snow wrote: On 11/22/2016 07:01 AM, Nikolay Shirokovskiy wrote: Hi, everyone. There is a problem with current incremental backups. Imagine I ask qemu to make an incremental backup then go away and return back when bac

Re: [Qemu-devel] [RFC] dirty bitmap state uncertainty under certain conditions

2016-11-22 Thread Eric Blake
On 11/22/2016 10:07 AM, John Snow wrote: > > > On 11/22/2016 07:01 AM, Nikolay Shirokovskiy wrote: >> Hi, everyone. >> >> There is a problem with current incremental backups. Imagine I ask >> qemu to >> make an incremental backup then go away and return back when backup >> job is finished. Qemu

Re: [Qemu-devel] [RFC] dirty bitmap state uncertainty under certain conditions

2016-11-22 Thread Vladimir Sementsov-Ogievskiy
22.11.2016 19:07, John Snow wrote: On 11/22/2016 07:01 AM, Nikolay Shirokovskiy wrote: Hi, everyone. There is a problem with current incremental backups. Imagine I ask qemu to make an incremental backup then go away and return back when backup job is finished. Qemu process dismisses the j

Re: [Qemu-devel] [RFC] dirty bitmap state uncertainty under certain conditions

2016-11-22 Thread Nikolay Shirokovskiy
send to mailing list with correct address On 22.11.2016 15:01, Nikolay Shirokovskiy wrote: > Hi, everyone. > > There is a problem with current incremental backups. Imagine I ask qemu to > make an incremental backup then go away and return back when backup > job is finished. Qemu process dismiss

Re: [Qemu-devel] [RFC] dirty bitmap state uncertainty under certain conditions

2016-11-22 Thread John Snow
On 11/22/2016 07:01 AM, Nikolay Shirokovskiy wrote: Hi, everyone. There is a problem with current incremental backups. Imagine I ask qemu to make an incremental backup then go away and return back when backup job is finished. Qemu process dismisses the job completely and I missed all the eve

Re: [Qemu-devel] [RFC] dirty bitmap state uncertainty under certain conditions

2016-11-22 Thread Vladimir Sementsov-Ogievskiy
22.11.2016 15:01, Nikolay Shirokovskiy wrote: Hi, everyone. There is a problem with current incremental backups. Imagine I ask qemu to make an incremental backup then go away and return back when backup job is finished. Qemu process dismisses the job completely and I missed all the events so