Recordings of top 10 sessions at VMWorld 2014 US are now available online! STO1965.1 – Virtual Volumes Technical Deep Dive NET1674 – Advanced Topics & Future Directions in Network Virtualization with NSX BCO1916.1 – Site Recovery Manager and Stretched Storage:…
Upgrading large number of virtual machines to higher virtual machine version can be painstakingly laborious task if done manually using GUI tools, as a result virtual machine versions are usually left untouched, until it is absolutely necessary to upgrade to…
While working on new vCenter Orchestrator workflow for scheduling VM version upgrades I ended up doing some fact checking on low level differences of available VM versions. Using simple cat /proc/cpuinfo method on Linux, I noticed that set of CPU…
VMware vCloud admins heads up, please note that recently released RHEL, CentOS and Oracle Linux 7 releases are NOT supported on current vCloud Director 5.5 releases. And in this case “no supported” also means not going to work! RHEL 7 introduced…
A fellow vSphere administrator on #vmug_fi IRCnet channel was hit by obscure issue on vCenter Server 5.5 Update 1b, after a vCenter Server Windows host reboot vpxd.exe kept on crashing immediately after it started. VMware support came through and provided a…
VMware ESXi software is capable of utilizing CPU power saving techniques by controlling CPU clock speed and core run state dynamically by demand. In some cases dynamic CPU power saving can have impact on system performance, depending on system total…
Here is something handy for those managing large vSphere clusters without luxury of having distributed virtual switch available. I have developed a vCenter Orchestrator workflow for managing ESXi host standard vSwitch VM portgoups on a cluster level, with this workflow…
Here are some miscellaneous tips for RHEL, CentOS and Oracle Linux 7 systems I have found useful. This post is a work in-progress, I will update it every now and then as I come up with more tips. Systemd basic usage…