If you run machines in a cloud or in a restriced environment where direct ssh is a security risk it could be a good way forward to use a HTML5 based solution. Guacamole is such an solution. It is a clientless remote access system. It is just required to install Tomcat to run the web application and a proxy deamon. The …

Normally VMware offers only the WebClient as standalone on Windows but there is a nice way to run the Webclient on linux and save the license costs for the Windows machine. Install your Windows vCenter including SSO. As next step you import the vCenter Appliance and configure the SSO to use the existing SSO of your …

I’m currently experimenting with Arduino and Wifi modules like the ESP8266. Below you can find a working example where the Arduino DUE measures the temperature using a Dallas DS18B20 and uploads the temperature using a ESP-05 to my local Thingspeak server. What do you need: 1x Arduino Due 1x Dallas 18B20 1x 4,7 kohm …

I faced multiple times the issue that after the installation of VMware tools the iso has not been clean unmounted. This can prevent virtual machine from live migration by VMotion. Mostly the root cause is related to the fact that the “eject” command is missing in the guest operating system. So to fix you could try to …

I got the possibility to take over a new role in my company. My old role was Application Manager responsible for cloud like services. Now I become Cloud Solution Manager responsible for the Orchestration Team and a Cloud Management Workstream. I’m completely focused on our internal cloud solution called Vodafone Plex. …

Last week I started to play around with Openstack in combination with VMware vCenter. I used Devstack as baseline and configured the VMware support. I wasn’t expecting that it will directly work but it did. The configuration is described in the OpenStack Wiki. As environment I used 3 HP Dl360 G7 (2xQuad Core, 96GB …

Today AMD and Canonical announced a new awesome out of the box solution for Openstack based on a SeMicro SM15000 and Ubuntu LTS 14.04 and Openstack. Official Announcement page AMD-Canonical Out of the Box Solution Details: AMD HARDWARE <td> CANONICAL SOFTWARE </td> SeaMicro SM15000 server provides …

Recently I had to collect log files from a couple remote hosts with Syslog-NG. I found a pretty good config which separates the log files in different folders based on the hostname. Ubuntu Syslog-NG server: <br /> vi /etc/syslog-ng/syslog-ng.conf<br /> <br /> source s_net {<br /> udp(<br …

Sorry for long time not posting new stuff. I was extremely busy at work which ended in a long phase of sickness. But now it starts changing got new tasks and responsibilities in the companies cloud area. It’s the management of an internal Amazon like cloud. Real interesting topics with a lot of new challenges. …

There are new online trainings and corresponding exam’s available. VMware Certified Associate – Cloud VMware Certified Associate – Data Centre Virtualication VMware Certified Associate – Workforce Mobility later on a 4th one will follow VMware Certified Associate – Network Virtualization I successfully passed VCA-Cloud …