Re: [libvirt-users] VM Performance using KVM Vs. VMware ESXi

2015-04-15 Thread Dennis Jacobfeuerborn
On 15.04.2015 05:55, Jatin Davey wrote: >> Is there any particular reason why you are using RHEL 5? The current >> version is RHEL 7 which contains much more up-to-date versions of >> kernel, qemu and other virtualization tools. >> >> Regards, >>Dennis >> >> >> _

Re: [libvirt-users] VM Performance using KVM Vs. VMware ESXi

2015-04-15 Thread Jatin Davey
Is there any particular reason why you are using RHEL 5? The current version is RHEL 7 which contains much more up-to-date versions of kernel, qemu and other virtualization tools. Regards, Dennis ___ libvirt-users mailing list libvirt-users@redhat.

Re: [libvirt-users] VM Performance using KVM Vs. VMware ESXi

2015-04-15 Thread Jatin Davey
On 4/15/2015 2:21 AM, Nikki VonHollen wrote: Hi Jatin, The RedHat documentation on this is extremely helpful. It's so helpful that I use it as a reference on completely different distributions. VMWare does a pretty good job of guiding you and giving you defaults that are sensible. With Libvi

Re: [libvirt-users] VM Performance using KVM Vs. VMware ESXi

2015-04-14 Thread Dennis Jacobfeuerborn
On 14.04.2015 15:16, Jatin Davey wrote: > On 4/14/2015 6:32 PM, Tom Hughes wrote: >> On 14/04/15 13:33, Jatin Davey wrote: >> >>> Thanks Dominique & Daniel. >>> >>> Looks like i need to upgrade my VMs kernel to make it aware of virtio. >>> >>> Found this information from this link: >>> >>> http://w

Re: [libvirt-users] VM Performance using KVM Vs. VMware ESXi

2015-04-14 Thread Nikki VonHollen
orspronkelijk bericht- > Van: Jatin Davey [mailto:jasho...@cisco.com ] > Verzonden: dinsdag 14 april 2015 13:39 > Aan: Daniel P. Berrange > CC: Dominique Ramaekers; libvirt-users@redhat.com > Onderwerp: Re: [libvirt-users] VM Performance using KVM Vs. VMware ESXi > > On 4/14/20

Re: [libvirt-users] VM Performance using KVM Vs. VMware ESXi

2015-04-14 Thread Matt Schumacher
2015 13:39 Aan: Daniel P. Berrange CC: Dominique Ramaekers;libvirt-users@redhat.com Onderwerp: Re: [libvirt-users] VM Performance using KVM Vs. VMware ESXi On 4/14/2015 4:58 PM, Daniel P. Berrange wrote: On Tue, Apr 14, 2015 at 04:53:52PM +0530, Jatin Davey wrote: On 4/14/2015 4:42 PM, Dominique R

Re: [libvirt-users] VM Performance using KVM Vs. VMware ESXi

2015-04-14 Thread Tom Hughes
On 14/04/15 14:16, Jatin Davey wrote: My VM is using the kernel 2.6.18-164.el5 [root@localhost ~]# uname -a Linux localhost 2.6.18-164.el5 #1 SMP Thu Sep 3 03:28:30 EDT 2009 x86_64 x86_64 x86_64 GNU/Linux Should this be fine ? Well it won't have virtio-scsi I'm sure, but what does "modinfo

Re: [libvirt-users] VM Performance using KVM Vs. VMware ESXi

2015-04-14 Thread Jatin Davey
On 4/14/2015 6:51 PM, Tom Hughes wrote: On 14/04/15 14:16, Jatin Davey wrote: My VM is using the kernel 2.6.18-164.el5 [root@localhost ~]# uname -a Linux localhost 2.6.18-164.el5 #1 SMP Thu Sep 3 03:28:30 EDT 2009 x86_64 x86_64 x86_64 GNU/Linux Should this be fine ? Well it won't have virti

Re: [libvirt-users] VM Performance using KVM Vs. VMware ESXi

2015-04-14 Thread Jatin Davey
On 4/14/2015 6:32 PM, Tom Hughes wrote: On 14/04/15 13:33, Jatin Davey wrote: Thanks Dominique & Daniel. Looks like i need to upgrade my VMs kernel to make it aware of virtio. Found this information from this link: http://wiki.libvirt.org/page/Virtio#Disk_.28block.29_device_driver I tried w

Re: [libvirt-users] VM Performance using KVM Vs. VMware ESXi

2015-04-14 Thread Tom Hughes
On 14/04/15 13:33, Jatin Davey wrote: Thanks Dominique & Daniel. Looks like i need to upgrade my VMs kernel to make it aware of virtio. Found this information from this link: http://wiki.libvirt.org/page/Virtio#Disk_.28block.29_device_driver I tried without upgrading the Kernel and as soon a

Re: [libvirt-users] VM Performance using KVM Vs. VMware ESXi

2015-04-14 Thread Sven Schwedas
isco.com] >> Verzonden: dinsdag 14 april 2015 13:39 >> Aan: Daniel P. Berrange >> CC: Dominique Ramaekers; libvirt-users@redhat.com >> Onderwerp: Re: [libvirt-users] VM Performance using KVM Vs. VMware ESXi >> >> On 4/14/2015 4:58 PM, Daniel P. Berrange wro

Re: [libvirt-users] VM Performance using KVM Vs. VMware ESXi

2015-04-14 Thread Jatin Davey
.com] Verzonden: dinsdag 14 april 2015 13:39 Aan: Daniel P. Berrange CC: Dominique Ramaekers; libvirt-users@redhat.com Onderwerp: Re: [libvirt-users] VM Performance using KVM Vs. VMware ESXi On 4/14/2015 4:58 PM, Daniel P. Berrange wrote: On Tue, Apr 14, 2015 at 04:53:52PM +0530, Jatin Davey wrote:

Re: [libvirt-users] VM Performance using KVM Vs. VMware ESXi

2015-04-14 Thread Dominique Ramaekers
Please read: https://libvirt.org/formatdomain.html -Oorspronkelijk bericht- Van: Jatin Davey [mailto:jasho...@cisco.com] Verzonden: dinsdag 14 april 2015 13:39 Aan: Daniel P. Berrange CC: Dominique Ramaekers; libvirt-users@redhat.com Onderwerp: Re: [libvirt-users] VM Performance using

Re: [libvirt-users] VM Performance using KVM Vs. VMware ESXi

2015-04-14 Thread Jatin Davey
On 4/14/2015 4:58 PM, Daniel P. Berrange wrote: On Tue, Apr 14, 2015 at 04:53:52PM +0530, Jatin Davey wrote: On 4/14/2015 4:42 PM, Dominique Ramaekers wrote: About Spice: I think it’s good practice to use spice because it improves the performance of the VM in general by improving screen perform

Re: [libvirt-users] VM Performance using KVM Vs. VMware ESXi

2015-04-14 Thread Dominique Ramaekers
...@cisco.com] Verzonden: dinsdag 14 april 2015 13:24 Aan: Dominique Ramaekers; libvirt-users@redhat.com<mailto:libvirt-users@redhat.com> Onderwerp: Re: [libvirt-users] VM Performance using KVM Vs. VMware ESXi On 4/14/2015 4:42 PM, Dominique Ramaekers wrote: About Spice: I think it’s good pract

Re: [libvirt-users] VM Performance using KVM Vs. VMware ESXi

2015-04-14 Thread Daniel P. Berrange
On Tue, Apr 14, 2015 at 04:53:52PM +0530, Jatin Davey wrote: > On 4/14/2015 4:42 PM, Dominique Ramaekers wrote: > > > >About Spice: I think it’s good practice to use spice because it improves > >the performance of the VM in general by improving screen performance. If > >your VM is constantly displa

Re: [libvirt-users] VM Performance using KVM Vs. VMware ESXi

2015-04-14 Thread Jatin Davey
On 4/14/2015 4:42 PM, Dominique Ramaekers wrote: About Spice: I think it’s good practice to use spice because it improves the performance of the VM in general by improving screen performance. If your VM is constantly displaying output, you’ll probably will notice a difference. [Jatin] Ok, T

Re: [libvirt-users] VM Performance using KVM Vs. VMware ESXi

2015-04-14 Thread Dominique Ramaekers
your XML. If you post your XML, we can take a look… Van: Jatin Davey [mailto:jasho...@cisco.com] Verzonden: dinsdag 14 april 2015 12:44 Aan: Dominique Ramaekers; libvirt-users@redhat.com Onderwerp: Re: [libvirt-users] VM Performance using KVM Vs. VMware ESXi On 4/14/2015 4:02 PM, Dominique

Re: [libvirt-users] VM Performance using KVM Vs. VMware ESXi

2015-04-14 Thread Jatin Davey
On 4/14/2015 4:02 PM, Dominique Ramaekers wrote: Dear Jatin, Maybe it’s a good idea first to implement Spice: function='0x0'/> Spice should be installed on the host. [Jatin] How will using Spice help in improving better response time from a web application that i am using ins

Re: [libvirt-users] VM Performance using KVM Vs. VMware ESXi

2015-04-14 Thread Dominique Ramaekers
Dear Jatin, Maybe it’s a good idea first to implement Spice: Spice should be installed on the host. Do you use vi

Re: [libvirt-users] VM Performance using KVM Vs. VMware ESXi

2015-04-14 Thread Jatin Davey
On 4/14/2015 3:52 PM, Jatin Davey wrote: Hi All We are currently testing our product using KVM as the hypervisor. We are not using KVM as a bare-metal hypervisor. We use it on top of a RHEL installation. So basically RHEL acts as our host and using KVM we deploy guests on this system. We ha