VMworld 2009: Understanding “Host” and “Guest” Memory Usage
Edit: I started this blogpost more than a week ago, but I never finished it. Just as I wanted to complete the blogpost, I found out VMware released a new whitepaper about VMware vSphere Memory management. I’ve added the best practices on the bottom of this blogpost.
This hour and a half session about “Host” and “Guest” memory usage was very interesting. The topics in this session were:
- Define host and guest memory usage and ask some questions
- Memory management concepts
- Answer our questions
- Best practices
- Future Directions
It covered way more than I can put in this blogpost, but I want to highlight some of the things that were discussed during this presentation. The most important part to remember is:
The ESX hypervisor doesn’t have a clue which memory pages are active or free within a guest-OS. The hypervisor only knows how much memory is allocated to a VM.
Book: Mastering VMware vSphere 4
I don’t think this book needs more attention, being sold out on the first day of VMworld, but I’ll do it anyway. Scott Lowe did a great job writing Mastering VMware vSphere 4. Especially if you’re new to VMware vSphere and you want step-by-step instructions on how to install and maintain your VMware vSphere internal cloud (virtual infrastructure). … Continue Reading
VMworld 2009: notes
Just some notes about VMworld. I’m also working on a couple of other blogposts, but they take more time then I expected. VMworld was again a great experience for me. I was able to talk a lot of people (people I’ve met at previous VMworld conferences or people I follow on twitter), check out new/other vendors on the solution exchange, attend interesting sessions and get some hands-on experience on products I haven’t had the chance before. And off course, I found out at VMworld I passed my VCP4 beta exam! … Continue Reading
VMworld 2009: ThinApp upcoming features
Today I went to a session about upcoming features for ThinApp. Some interesting features were shown and I will discuss those in this post:
Protocol Handlers:
Protocols are things like http: and mailto:
ThinApp recognizes protocols during capture and includes information in package.ini … Continue Reading
VMworld 2009: First vCloud Express Provider
Terramark is the first to launch the latest of the vCloud initiatives called vCloud Express a low cost way of buying virtual machines in a cloud form. Pricing starts at:More news to come…
