On Wednesday 27 September 2006 6:59 pm, The MoonSeeker wrote: > Le 27 sept. 06 à 23:41, Paul Brook a écrit : > > qemu is just like any other application. It is only limited by how > > much > > virtual memory your OS can provide. ie. if you have sufficient swap > > you can > > have as many qemu instances using as much memory as you want. > > > > qemu is currently limits each guest to 2Gb ram. This is independent > > of how > > much physical memory the host has. > > > > Note that modern OS (everything except DOS) generally use all > > available ram. > > Telling qemu to use more memory than you have physical ram is > > liable to cause > > heavy swapping. > > Ok but some virtual solution like openVZ allow you run more VM than > the memory installed. By example, with openVZ I can create 10 Virtual > Machine who have a limite fixe to 200 MB but have guaranteed RAM of > 20MB. With qemu I need to have 10 X 200MB for VM's + 128 MB host of > RAM installed on the work station... > > I think we can Save ressource because in the most case, the VM's will > never use the 200MB. I think it will be a nice if qemu implemented a > tool that let use exceed this limitation.
Only Windows guests. The Virtuozzo guys don't advertise the fact that Linux *uses all available RAM*. Overselling RAM for Linux guests as a terrible idea. -- James Oakley Engineering - SolutionInc Ltd. [EMAIL PROTECTED] http://www.solutioninc.com ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ This e-mail is CONFIDENTIAL and contains information intended only for the person(s) named. Any other distribution, copying or disclosure is strictly prohibited. If you have received this e-mail in error, please notify me immediately at 902 420 0077 or reply by e-mail to the sender and destroy the original communication. Thank You. ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ _______________________________________________ Qemu-devel mailing list Qemu-devel@nongnu.org http://lists.nongnu.org/mailman/listinfo/qemu-devel