O'Reilly logo

vSphere High Performance Cookbook - Second Edition by Prasenjit Sarkar, Christopher Kusek, Kevin Elder

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

How to do it…

The first thing you have to counter is the VMFS partition alignment, as follows:

  1. The alignment of your VMFS partitions can affect performance, and it happens only if you create the datastore using CLI since vSphere Web Client is not impacted by misalignment. Like other disk-based file systems, VMFS suffers a penalty when the partition is unaligned. Using VMware vSphere Web Client to create VMFS datastores avoids this problem because it automatically aligns the datastores along the 1 MB boundary:

If you are using Windows 2008 or later in your guest OS, then it automatically aligns partitions using a default starting offset of ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required