March 29, 2013

Feature of VM Consolidation in vSphere 4.0U2

Virtualization,

VM Consolidation is a feature in vSphere 4.0U2. What does this feature do and how does this really stick with VM snapshots? To get a better view, one should have knowledge in snapshots feature and snapshot manager. What are snapshots? It is very much similar to a well known feature called system restore that you…

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March 22, 2013

Resilient File System (ReFS) New local file system introduced in Windows Server 8

Windows General,

Resilient File System (ReFS) is a new local file system introduced in Windows Server �8�, immediately addressing critical server customer needs, and providing the foundation for future platform evolution, for all Windows customers. The main goal behind ReFS is to improve resiliency and reliability, especially in instances when a power failure happens. NTFS could sometimes…

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March 15, 2013

The FHRP (First-hop Redundancy Protocols)

Network,

The Multilayer switches can act as IP gateway for connected hosts by providing gateway addresses at VLAN SVIs and Layer 3 physical interfaces. These switches can also participate in routing protocols ad a traditional routers does. Multi Layer switch will offer a means of preventing one switch (gateway) failure from isolating an entire VLAN. The…

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March 8, 2013

SQL Server Always On Availability Group

Database,

Overview: SQL server always on Availability group is a new feature developed in SQL server 2012 on the basis of SQL mirroring and Windows server failover clustering. So the environment must achieve the same requirement of the windows server failover clustering and SQL Installation. For configuration of a fail over cluster, Environment should be configured…

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