|
| From: | Jes Sorensen |
| Subject: | Re: [Qemu-devel] [RFC] live snapshot, live merge, live block migration |
| Date: | Thu, 12 May 2011 17:37:39 +0200 |
| User-agent: | Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.17) Gecko/20110428 Fedora/3.1.10-1.fc14 Thunderbird/3.1.10 |
On 05/09/11 17:23, Anthony Liguori wrote: >> >> * Live snapshots and live snapshot merge >> >> Live snapshot is already incorporated (by Jes) in qemu (still need >> qemu-agent work to freeze the guest FS). > > Live snapshot is unfortunately not really "live". It runs a lot of > operations synchronously which will cause the guest to incur downtime. > > We really need to refactor it to truly be live. We keep having this discussion, but as pointed out in my last reply on this, you can pre-create your image if you so desire. The actual snapshot then becomes less in one command. Yes we can make it even nicer, but what we have now is far less bad than you make it out to be. Cheers, Jes
| [Prev in Thread] | Current Thread | [Next in Thread] |