Re: [Qemu-devel] qemu processes

2019-06-19 Thread Alex Bennée
Ryan Boyce writes: > Alex, > > I have another KVM/qemu related CPU question. I am hoping you will be so > kind as to answer again. I have a Dell Poweredge T430 server running a > single Intel Xeon E5-2603 v3 CPU with 6 cores. I have 6 VMs running CentOS > 7 via KVM. I am noticing some terrible

Re: [Qemu-devel] qemu processes

2019-06-18 Thread Ryan Boyce
Alex, I have another KVM/qemu related CPU question. I am hoping you will be so kind as to answer again. I have a Dell Poweredge T430 server running a single Intel Xeon E5-2603 v3 CPU with 6 cores. I have 6 VMs running CentOS 7 via KVM. I am noticing some terrible host CPU performance when a VM run

Re: [Qemu-devel] qemu processes

2019-06-12 Thread Ryan Boyce
Thank you my friend! On Wed, Jun 12, 2019 at 12:48 PM Alex Bennée wrote: > You've actually contacted the development list but I can answer the > question. > > QEMU is multi-threaded so there will be a thread per KVM based vCPU > (and also for TCG based vCPUs where MTTCG is enabled). There will a

Re: [Qemu-devel] qemu processes

2019-06-12 Thread Alex Bennée
You've actually contacted the development list but I can answer the question. QEMU is multi-threaded so there will be a thread per KVM based vCPU (and also for TCG based vCPUs where MTTCG is enabled). There will also be a number of additional threads created including at least one for the main mon

[Qemu-devel] qemu processes

2019-06-12 Thread Ryan Boyce
Hi Stefan, I am a big fan of your blog! In relation to your blog post, http://blog.vmsplice.net/2011/03/qemu-internals-big-picture-overview.html, I have a question I am really hoping you can answer: When I start a VM, I see that the qemu-kvm processes start and run as "qemu-kvm. -name "someth