Re: [Qemu-devel] [TCG only][Migration Bug? ] Occasionally, the content of VM's memory is inconsistent between Source and Destination of migration

2015-12-16 Thread Amit Shah
On (Fri) 04 Dec 2015 [01:43:07], Li, Liang Z wrote: > > > > Thanks for describing how to reproduce the bug. > > If some pages are not transferred to destination then it is a bug, so we > > need > > to know what the problem is, notice that the problem can be that TCG is not > > marking dirty some

Re: [Qemu-devel] [TCG only][Migration Bug? ] Occasionally, the content of VM's memory is inconsistent between Source and Destination of migration

2015-12-03 Thread Li, Liang Z
> > Thanks for describing how to reproduce the bug. > If some pages are not transferred to destination then it is a bug, so we need > to know what the problem is, notice that the problem can be that TCG is not > marking dirty some page, that Migration code "forgets" about that page, or > anything

Re: [Qemu-devel] [TCG only][Migration Bug? ] Occasionally, the content of VM's memory is inconsistent between Source and Destination of migration

2015-12-03 Thread Dr. David Alan Gilbert
* Li Zhijian (lizhij...@cn.fujitsu.com) wrote: > > > On 12/03/2015 05:24 PM, 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/ >

Re: [Qemu-devel] [TCG only][Migration Bug? ] Occasionally, the content of VM's memory is inconsistent between Source and Destination of migration

2015-12-03 Thread Juan Quintela
Li Zhijian 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. > > And now we found the same issue at the tcg vm(kvm is fine), after > migration, the co

Re: [Qemu-devel] [TCG only][Migration Bug? ] Occasionally, the content of VM's memory is inconsistent between Source and Destination of migration

2015-12-03 Thread Li Zhijian
On 12/03/2015 05:37 PM, Hailiang Zhang wrote: 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 migr

Re: [Qemu-devel] [TCG only][Migration Bug? ] Occasionally, the content of VM's memory is inconsistent between Source and Destination of migration

2015-12-03 Thread Li Zhijian
On 12/03/2015 05:24 PM, 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 w

Re: [Qemu-devel] [TCG only][Migration Bug? ] Occasionally, the content of VM's memory is inconsistent between Source and Destination of migration

2015-12-03 Thread Hailiang Zhang
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

Re: [Qemu-devel] [TCG only][Migration Bug? ] Occasionally, the content of VM's memory is inconsistent between Source and Destination of migration

2015-12-03 Thread Dr. David Alan Gilbert
* 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 wondered what happened to that. > And now we found

[Qemu-devel] [TCG only][Migration Bug? ] Occasionally, the content of VM's memory is inconsistent between Source and Destination of migration

2015-12-02 Thread Li Zhijian
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. And now we found the same issue at the tcg vm(kvm is fine), after migration, the content VM's memory is inconsiste