ESX Virtualization

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VMware vFlash Read Cache (vFRC) configuration steps

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Upcoming VMware vSphere 5.5 which has been announced during VMworld 2013 brought another interesting feature called vFlash Read Cache (vFRC).  A special formatting is applied to each SSD in each host, and each SSD device is formatted with new filesystem called VFFS (Virtual Flash File System). This VFFS spans the cluster and forms a flash resource which […]

VMware VSAN configuration steps with nested ESXi hypervisors

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You can test VMware VSAN configuration even if you don’t have 3 physical servers. By simply creating 3 virtual ESXi hosts (VMs) which run on the same box it’s possible to test VSAN. Each virtual ESXi needs to have at least one spinning disk and one SSD disk. You can also use a computer running VMware Workstation. […]

VMware vSphere 5.5 PDF Documents, Links and news

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VMware vSphere 5.5 PDF summarizing vSphere 5.5 platform new features is available. It’s a just single page small PDF document showing principal features of vSphere 5.5. The vSphere 5.5 platform has been introduced during VMworld 2013, and it is about twice as big (concerning configuration maximums) compared to the previous release. This Quick Reference document is organized in […]

Splunk App for VMware 3.0 Released

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Splunk App for VMware version 3.0 has been released and introduces different architecture for the data collection and also a new GUI based configuration which makes the configuration process easier. The Splunk App for VMware 3.0 reduced the amount of data which is pulled from vCenter and ESXi hosts. (ex. vCenter daily logs = 15Mb; […]

ESXi 5.5 free Version has no more hard limitations of 32GB of RAM

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ESXi 5.5 free limitations has been lifted by VMware. VMware ESXi 5.5 Free version limitations to 32 GB of physical RAM only is gone! VMware has introduced the new enhanced version of VMware vSphere 5.5 yesterday during VMworld 2013 in SF. So this kind of information interests the whole virtualization ecosystem. But concerning virtualization at home, […]

Mastering VMware vSphere 5.5 – New Book

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VMware vSphere 5.5 has been announced, but it’s not available yet. New release of popular vSphere Book – Mastering VMware vSphere 5.5 has been announced and also only in pre-order at Amazon for now. I believe that everyone else lives on What’s happening during VMworld 2013 San Francisco, right? Check out my VMworld 2013 Blog Page! I […]

VMware vSphere 5.5 Low Latency Applications Enhancements

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vSphere 5.5 introduces new features for Low latency applications which can be like databases, high performance computing (HPC) or stock trading systems. Those applications and latency sensitive workloads, where the network packets cannot have delay. Usually a in-memory database applications or trading applications. Requirements: Fast response time Predictable response times (jitter) VMware vSphere 5.5 Low […]

VMware vSphere 5.5 Networking New Features

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VMware vSphere 5.5 released brought many new features in virtual networking. The details about NSX (network virtualization) will be covered in separate post as this is completely new technology. In this post we’ll just covers the enhancements and new features brought with vSphere 5.5. If you don’t know what is LACP for. LACP allows to select […]

VMware vSphere 5.5 Application High Availability – AppHA

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VMware has introduced new Application HA in vSphere 5.5. It is a new feature which enables to protect tier one applications like SQL, or IIS against failures. Those applications are monitored and in case their service fails, the App HA is able to detect and restart this application. The product present itself as a virtual […]

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