My Personal Blog
Technical stuff. Everything is my own.
Last weekend I cleaned up my website to start fresh again. Why? When I started with the site, there were some problems installing Word Press via the dashboard and after a while it worked, but it was a mess. So, why not start all over? Godaddy.com This website is hosted on godaddy and it’s easy … Read more
VDBench is a nice tool to see what the performance is of storage. To make life easier HXBench was created. You can see what the performance of your HyperFlex cluster is. And you can also use this tool to fill up your cluster with capacity! There are different methods to do it. [See This Post] … Read more
Via Intersight it is possible to install HyperFlex and HyperFlex Edge clusters very easy. Now you can also upgrade the ESXi Hypervisor of the HyperFlex cluster via Intersight. Upgrade Hypervisor Go to Intersight.com and select HyperFlex Clusters. You will see your HX Clusters and on the right you will see 3 dots. When you click … Read more
I am not a programmer but sometimes I create some small API integration for HyperFlex that make my life easier. I am writing in Python and I am using PyCharm with the plugin Kite. To have my code published and make sure the correct versions are on the web, I am using the PyCharm Github … Read more
A lot of times testing are done without any load or with a limit amount of used capacity. When I do some test, I like to have the HyperFlex cluster to be at least of 50% of the capacity. How can you achieve this, because compression and de-duplication are default on. Linux VM First create … Read more
When you have a HyperFlex system you must enable the licenses via Smart Licensing. Make sure you have a Smart License Account and a Virtual Account. Configure Smart Licensing for HyperFlex Connect to HyperFlex Connect and go to the WebCLI. Type in the command stcli license show all Here we see a HyperFlex cluster without … Read more
How do you know when there is a new release of software or you are waiting for a bug fix… It’s possible with the Cisco subscription ! Get Email Notifications of Updates Just create a subscription at : https://cway.cisco.com/mynotifications When you login with your CCO account you will see : You can select End … Read more
To be honest, I never worked with iSCSI. After some questions, I had a closer look about the protocol. If you don’t have anything to do during a evening, you can read RFC 3720 and RFC 3721. The first thing you will need if you want to have some hands-on with the protocol is to … Read more
I already created some post where I showed how easy it is to upgrade HyperFlex and how to upgrade ESXi. Wouldn’t it be nice if upgrading HyperFlex, ESXi and UCS Manager in one procedure.. With no bootstrap etc. If you are on a version prior HXDP 3.5, you will have to do the bootstrap process … Read more
HyperFlex is getting easier and easier to install, configure and upgrade. In the following post I am going to show you how easy a HyperFlex upgrade is. But first you will have to do some manual things in the UCS Manager. Here you will see my starting point. UCS Manager and we’re going to upgrade … Read more