Re: [CentOS-virt] How many virtual guest 'cpus' can a core duo 'quad' core support

2012-02-24 Thread Todd And Margo Chester
On 02/23/2012 11:23 AM, James B. Byrne wrote: > > On Wed, February 22, 2012 12:25, Todd And Margo Chester >> >> Therefore, in your given case, think six not twelve. >> Common advice is >> to leave >> one core for the host OS/scheduler. Which leaves you with >> 5 physical >> CPUs to >> allocate. >>

Re: [CentOS-virt] How many virtual guest 'cpus' can a core duo 'quad' core support

2012-02-23 Thread James B. Byrne
On Wed, February 22, 2012 12:25, Todd And Margo Chester > > Therefore, in your given case, think six not twelve. > Common advice is > to leave > one core for the host OS/scheduler. Which leaves you with > 5 physical > CPUs to > allocate. > Thank you. I never planned to allocate to any guest mo

Re: [CentOS-virt] How many virtual guest 'cpus' can a core duo 'quad' core support

2012-02-22 Thread Todd And Margo Chester
On 02/21/2012 12:59 PM, James B. Byrne wrote: > CentOS-6.2 > > What is the maximum number of cpus can I configure for a > single vm guest running on a host with this hardware? > > # lscpu > Architecture: x86_64 > CPU op-mode(s):32-bit, 64-bit > Byte Order:Little Endian

Re: [CentOS-virt] How many virtual guest 'cpus' can a core duo 'quad' core support

2012-02-22 Thread Alexander Dalloz
Am 22.02.2012 08:46, schrieb Andreas Reschke: >> The maximum you can assign to a single VM is the amount of CPUs >> > visible to the KVM host. So a quad core is shows as 4 CPUs to the OS, >> > so you could assign 4 vCPUs to a guest. To see how much is available >> > and seen by KVM run # virsh no

Re: [CentOS-virt] How many virtual guest 'cpus' can a core duo 'quad' core support

2012-02-21 Thread Trey Dockendorf
On Tue, Feb 21, 2012 at 2:59 PM, James B. Byrne wrote: > CentOS-6.2 > > What is the maximum number of cpus can I configure for a > single vm guest running on a host with this hardware? > > # lscpu > Architecture:          x86_64 > CPU op-mode(s):        32-bit, 64-bit > Byte Order:            Litt

[CentOS-virt] How many virtual guest 'cpus' can a core duo 'quad' core support

2012-02-21 Thread James B. Byrne
CentOS-6.2 What is the maximum number of cpus can I configure for a single vm guest running on a host with this hardware? # lscpu Architecture: x86_64 CPU op-mode(s):32-bit, 64-bit Byte Order:Little Endian CPU(s):4 On-line CPU(s) list: 0-3 Thread(s)