Re: [CentOS-virt] moving from Xen to KVM

2010-02-26 Thread Christopher G. Stach II
- Dave Augustus da...@ingraftedsoftware.com wrote: I finally realized that when running Xen and in Dom0, Xen hides the AMD-V in /proc/cpuinfo Really? dom0: flags : fpu tsc msr pae mce cx8 apic mtrr mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt lm

Re: [CentOS-virt] guest management: 1 and only 1 instance

2010-02-26 Thread Christopher G. Stach II
- Christopher Hunt dharmach...@gmail.com wrote: Gang, I run several KVM host machines.  Due to updates, maintenance, and unexpected reboots sometime host machines are restarted.  I can easily envision a scenario where HostX needs some critical packages updated or is acting up.  I

Re: [CentOS-virt] moving from Xen to KVM

2010-02-26 Thread compdoc
KVM works. I'm happy with it. But then I build servers with 6 guests or less for small businesses. There are comparisons. They say KVM doesn't scale as well. They say in some areas xen shines, and in some areas kvm shines. But the comparisons are all from last year before red hat released 5.4.

Re: [CentOS-virt] moving from Xen to KVM

2010-02-26 Thread Iain Morris
On Wed, Feb 24, 2010 at 1:38 PM, Pasi Kärkkäinen pa...@iki.fi wrote: Xen HVM guests require CPU virtualization extensions ... snip ... and enabled in the BIOS. This seems obvious but has caught me before, wasting some time. Dell PowerEdge systems seem to ship with virt disabled in the