No one knows when a (computer) crash is coming. Don’t get caught without backup. IBM Tivoli Storage Manager (TSM) is a “classic” backup solution for some time also for virtual environments which has continued to evolve new functionality as the technology advances. Little history The original and most basic method for… Continue reading
We get improvement in default values compared with vSphere 5.1 but there are still default values which you need to change directly after host installation Network MTU is set by default to 1500 have to be changed to 1600 VMware recommends for VXLAN setting physical and virtual switch MTU to… Continue reading
Couple of years ago we were asked to provide a working solution for centralized syslog collector. My customer had very tough security rules, and they were strictly against any appliance based, out of the box solution. They needed to have full control over the OS and applications installed. The main… Continue reading
During my work with VMware converter doing P2V migrations jobs I faced few problematic cases during the creation of migration task or once migration job started it fails or when you are checking your application after the migration task finished . So, let me share few of them with you… Continue reading
Here are some guidelines and considerations related to time synchronization for your Virtual Machines design. It seems to be a simple topic and covered well online, however I think it deserves a better attention as I’ve seen huge complications in some environments caused by misunderstanding and miss-configuration. Design Decision:… Continue reading
Some time ago, after I tried to remove ESXi host from vCenter it was still appearing in vSphere client with alert and I couldn’t remove it again. Someone would say it is just cosmetic issue, but for example storage service was failing from initializing because of it too. VMware support… Continue reading
“To know your Enemy, you must become your Enemy.” ― Sun Tzu Gartner’s Magic Quadrant for x86 Server Virtualization Infrastructure crown VMware as undisputed leader in 2014: In the leader quadrant, VMware (ESXi) is followed by Microsoft (Hyper-V), all others being either challengers, either niche players. If we are talking… Continue reading
I’ve got lot of questions from people about integrating IBM Flex System CMM with Active Directory or LDAP authentication, because lets face it – IBM documentation is not the best in the industry and this part is kinda missing there :/ For those of you who worked with IBM BladeCenter… Continue reading
On the day we published our first post, six members of our TheVirtualist team were listed in the list of 2014 Q2 vEXPERT. The vEXPERT program is a none technical certification where VMware recognizing people who participate in the community and increase awareness of VMware products and uses. A week ago we… Continue reading
Hello My name is Aram Avetisyan also known as @how2vm. I will not go into the details about myself, you can read those in the “About Author” section bellow this post. This post will be about TheVirtualist. I am proud to announce that TheVirtualist.org is online, and I’m proud to… Continue reading