frankdenneman

  Frank Denneman is the Chief Technologist for AI at VMware by Broadcom. He is an author of the vSphere host and clustering deep dive series, as well as a podcast host for the Unexplored Territory podcast. You can follow him on Twitter @frankdenneman

     



441 Stories by frankdenneman

VMworld Geek Whisperers Podcast – Choosing Titles You Want To Have

Amy Lewis asked me to appear on the Geek Whisperers Live podcast at VMworld 2016 in Las Vegas. And as always I had a...
20 sec read

I'm Coming Home

I’m excited to announce that I’ve accepted a position at VMware as Senior Staff Architect. I can’t share the details of this next-level product...
11 sec read

NUMA Deep Dive Part 5: ESXi VMkernel NUMA Constructs

ESXi Server is optimized for NUMA systems and contains a NUMA scheduler and a CPU scheduler. When ESXi runs on a NUMA platform, the...
13 min read

NUMA Deep Dive Part 4: Local Memory Optimization

If a cache miss occurs, the memory controller responsible for that memory line retrieves the data from RAM. Fetching data from local memory could...
7 min read

NUMA Deep Dive Part 3: Cache Coherency

When people talk about NUMA, most talk about the RAM and the core count of the physical CPU. Unfortunately, the importance of cache coherency...
11 min read

NUMA Deep Dive Part 2: System Architecture

Reviewing the physical layers helps to understand the behavior of the CPU scheduler of the VMkernel. This helps to select a physical configuration that...
12 min read

NUMA Deep Dive Part 1: From UMA to NUMA

Non-uniform memory access (NUMA) is a shared memory architecture used in today’s multiprocessing systems. Each CPU is assigned its own local memory and can access...
8 min read

Introduction 2016 NUMA Deep Dive Series

Recently I’ve been analyzing traffic to my site and it appears that a lot CPU and memory articles are still very popular. Even my...
1 min read

Top 5 vBlog Again, Thanks!!!!

Yesterday the top 25 vBlogs were announced and once again I’m in the top 5. I would like to thank all who have voted...
18 sec read

New Home Lab Hardware – Dual Socket Xeon v4

  A new challenge – a new system for the home lab About one year ago my home lab was expanded with a third...
1 min read