Search results for: NUMA

New technical paper: The CPU Scheduler in VMware vSphere 5.1

Today a new technical paper is available on vmware.com. Description The CPU scheduler is an essential component of vSphere 5.x. All...
frankdenneman
24 sec read

Contention on lightly utilized hosts

Often I receive the question why a virtual machine is not receiving resources while the ESXi host is lightly utilized and...
frankdenneman
3 min read

Beating a dead horse – using CPU affinity

Lately the question about setting CPU affinity is rearing its ugly head again. Will it offer performance advantages for the virtual...
frankdenneman
6 min read

AMD Magny-Cours and ESX

AMD’s current flagship model is the 12-core 6100 Opteron code name Magny-Cours. Its architecture is quite interesting to say at least....
frankdenneman
1 min read

Impact of oversized virtual machines part 3

In part 1 of the series of post on the impact of oversized virtual machines NUMA architecture, memory overhead reservation and...
frankdenneman
4 min read

Node Interleaving: Enable or Disable?

There seems to be a lot of confusion about this BIOS setting, I receive lots of questions on whether to enable...
frankdenneman
1 min read

Impact of oversized virtual machines part 2

In part 1 of the series of post on the impact of oversized virtual machines NUMA architecture, memory overhead reservation and...
frankdenneman
2 min read

Impact of oversized virtual machines part 1

Recently we had an internal discussion about the overhead an oversized virtual machine generates on the virtual infrastructure. An oversized virtual...
frankdenneman
2 min read

2 days left to vote

Eric Siebert owner of vSphere-land.com started the second round of the bi-annual top 25 VMware virtualization blogs voting. The last voting...
frankdenneman
1 min read

About Me

I am a Chief Technologist for VMware’s Cloud Platform Business Unit, focusing on enhancing our product suite to deploy modern workloads...
frankdenneman
1 min read