1
vote
1answer
313 views

virtio /proc/net/dev

we are doing some VM (citrix-xen) / real machine benchmarks at university and ran accross a strange behavior. we used netperf's stream test to meassure the performance between the two machines. both ...
1
vote
2answers
1k views

Xen/KVM host speed vs “clean” kernel speed

We look to continue running some apps on Dom0/KVN host, and I like to know, if there any performance difference between Xen/KVM enabled kernel, and "clean" regular kernel. Have someone ever ...
8
votes
3answers
5k views

Xen image file vs partition/LVM volume performance

I read quite a lot of advice to switch from file-image VM storage, to partition/LVM volume based. The claim is that partition/LVM are much faster then image files. The downside in my opinion, is ...
31
votes
7answers
59k views

Xen vs KVM in performance

What is faster on same hardware - Xen or KVM? I'm trying to pick-up a virtualization technology to work, which gives the best performance. There are some benchmarks here that I found on the subject: ...
2
votes
3answers
1k views

Best way to benchmark linux virtualization solutions

I'd like to run some benchmarks on linux virtualization solutions (namely Xen, KVM and OpenVZ) and I'm currently thinking about how to set up the test environment. My current approach would be the ...