frankdenneman

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

     



440 Stories by frankdenneman

vSphere 4.0 Quick Start Guide review

un•put•down•a•ble Pronunciation: (un”poot-dou’nu-bul), —adj. Informal. Adjective meaning consistently and irresistibly interesting. Typically refers to a book that is so well written and entertaining...
1 min read

VMware updates Timekeeping best practices

A couple of weeks ago I discovered that VMware updated its timekeeping best practices for Linux virtual machines. December 7th VMware published a new...
53 sec read

ESX 4i support Jumbo Frames

Last week I blogged about jumbo frames being unsupported in ESX 4i. Yesterday Charu Chaubal, Sr. Technical Marketing Architect at VMware blogged the following;...
22 sec read

Timesavers for VCDX application

Last week VMware send out the invitations for the VCDX defend session at the Partner Exchange Las Vegas 2010. Like many others I’m trying...
54 sec read

Impact of mismatch Guest OS type

During Healthchecks I frequently encounter virtual machines configured with the incorrect Guest OS type specified. Incorrect configuration of Guest OS of the virtual machine...
1 min read

Impact of memory reservation

I have a customer who wants to set memory reservation on a large scale. Instead of using resource pools they were thinking of setting...
7 min read

NFS and IP-HASH loadbalancing

My background is Fibre Channel and beginning 2009 I implemented a large iSCSI environment. The “other” storage protocol supported by VMware, NFS, is rather...
3 min read

Upgrading to SRM 4 and SSL certificates

Recently I started to work on a project implementing SRM 4. One of the project requirements is to use SSL certificates issued by a...
29 sec read

Lefthand SAN – Lessons learned

Disclaimer: This article contains references to the words master and slave. I recognize these as exclusionary words. The words are used in this article...
8 min read

Timekeeping best practices for Linux

VMware KB article 1006427 presents best practices for Linux timekeeping. These recommendations include specifics on the particular kernel command line options to use for...
21 sec read