On Monday 12 November 2007, Alexey Eremenko wrote: > On Nov 12, 2007 10:21 PM, Mike Jeays <[EMAIL PROTECTED]> wrote: > > I am delighted with the performance of Windows 2000 and XP within > > VirtualBox (hosted on a Pentium 1.8 with 1.5 GB of storage, running Gutsy > > Gibbon). It seems close to native performance - excellent. > > > > But two Linux flavors (Fedora 7 and Mandrive 8) are unusably slow - > > especially Mandriva. > > > > Any good explanation or suggestions to fix the problem, please? > > VirtualBox dislikes tickless kernels. Use "nohz=off" in your > bootloader. With a properly configured Linux kernel, it's possible to > get top-notch performance (no tickless, HZ=100).
Don't mix guest and host here. tickless is only an issue for host kernels. HZ=100 is recommended for guest kernels. Kind regards, Frank -- Dr.-Ing. Frank Mehnert innotek GmbH, http://www.innotek.de
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