Manual storage vMotion migrations into a datastore cluster

January 8, 2013

Frequently I receive questions about the impact of a manual migration into a datastore cluster, especially about the impact of the VM disk file layout. Will Sto... Read More...

7486 views9 min read

Storage DRS and Storage vMotion bugs solved in vSphere 5.0 Update 2.

December 21, 2012

Today Update 2 for vSphere ESXI 5.0 and vCenter Server 5.0 were released. I would like to highlight two bugs that have been fixed in this update, one for Storag... Read More...

2436 views2 min read

Thin or thick disks? – it’s about management not performance

December 19, 2012

This is my contribution to the debate Zero or Thick disks – debunking the performance myth. The last couple of years all sorts of VMware engineers worked very h... Read More...

19159 views2 min read

Storage vMotion and the vSphere web-client

December 18, 2012

The new web client of vSphere 5.1 is my weapon of choice when working in my lab. It contains a lot of “hidden” gems, the UI team spends a lot of time crafting a... Read More...

933 views1 min read

How to create a "New Storage DRS recommendation generated" alarm

November 30, 2012

It is recommended to configure Storage DRS in manual mode when you are new to Storage DRS. This way you become familiar with the decision matrix Storage DRS use... Read More...

2370 views4 min read

How to create a "New Storage DRS recommendation generated" alarm

November 30, 2012

It is recommended to configure Storage DRS in manual mode when you are new to Storage DRS. This way you become familiar with the decision matrix Storage DRS use... Read More...

121 views4 min read

VAAI hw offload and Storage vMotion between two Storage Arrays

November 6, 2012

Recently I received a question about migrating virtual machines with Storage vMotion between two Storage Arrays. More specifically if VAAI is leveraged by Stora... Read More...

9907 views2 min read

vSphere 5.1 Storage DRS Multi-VM provisioning improvement

November 2, 2012

When a virtual machine is provisioned to the datastore cluster, Storage DRS algorithm runs to determine the best placement of the virtual machine. The interesti... Read More...

2015 views5 min read

Add DRS cluster to existing Storage DRS Datastore Cluster?

October 29, 2012

Lately I have seen the following question popping up at multiple places: “How can I add hosts of a DRS cluster to a Storage DRS datastore cluster after the data... Read More...

1214 views3 min read

vSphere 5.1 Storage DRS load balancing and SIOC threshold enhancements

October 19, 2012

Lately I have been receiving questions on best practices and considerations for aligning the Storage DRS latency and Storage IO Control (SIOC) latency, how they... Read More...

4418 views5 min read