Re: [Qemu-devel] [PATCH 15/18] block/mirror: Add active mirroring

2017-09-16 Thread Max Reitz
On 2017-09-14 17:57, Stefan Hajnoczi wrote: > On Wed, Sep 13, 2017 at 08:19:07PM +0200, Max Reitz wrote: >> This patch implements active synchronous mirroring. In active mode, the >> passive mechanism will still be in place and is used to copy all >> initially dirty clusters off the source disk; b

Re: [Qemu-devel] [PATCH 15/18] block/mirror: Add active mirroring

2017-09-14 Thread Stefan Hajnoczi
On Wed, Sep 13, 2017 at 08:19:07PM +0200, Max Reitz wrote: > This patch implements active synchronous mirroring. In active mode, the > passive mechanism will still be in place and is used to copy all > initially dirty clusters off the source disk; but every write request > will write data both to

[Qemu-devel] [PATCH 15/18] block/mirror: Add active mirroring

2017-09-13 Thread Max Reitz
This patch implements active synchronous mirroring. In active mode, the passive mechanism will still be in place and is used to copy all initially dirty clusters off the source disk; but every write request will write data both to the source and the target disk, so the source cannot be dirtied fas