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OpenStack Components

Source:  Compute (Nova)[edit] OpenStack Compute (Nova) is a cloud computing fabric controller, which is the main part of anIaaS system. It is designed to manage and automate pools of computer resources and can work with widely available virtualization technologies, as…

VMware HA setup and availability

vCenter Server can leverage all the solutions for high availability discussed in detail in attached document. The actual solutions used depend on customer requirements. Picture shows the various solutions, their features, and their cost and complexity ratings. The more solutions that…

Top 20 ESXi 5.x issues

Source: ESXi 5.x host experiences a purple diagnostic screen mentioning E1000PollRxRing and E1000DevRx (2059053) Unable to delete the virtual machine snapshot due to locked files (2017072) Installing async drivers on ESXi 5.0, 5.1, and 5.5 (2005205) Collecting diagnostic…

OCCAS

Communications Service Providers (CSPs) have large investments in their legacy infrastructure – the same infrastructure that has failed to keep pace with service innovation in other domains, such as the Internet. Next generation networks hold the promise of meeting the…

Oracle VM / CentOS network interface setup

After VM installation you need to setup internet connection which might be sometimes tricky. My setup included WiFi interface connected to Def. GW and on laptop VM machine using Bridge interface with CentOS IP manual IP assigned. Once configured you can check end…