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VSAN real capacity utilization

VSAN real capacity utilization

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There are a few caveats that make the calculation and planning of VSAN capacity tough and gets even harder when you try to map it with real consumption on the VSAN datastore level. VSAN disks objects are thin provisioned by default. Configuring full reservation of storage space through Object Space Reservation rule in Storage Policy, does not mean disk object block will be inflated on a datastore. This only means the space will be reserved and showed as used in VSAN Datastore…

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Virtual SAN Storage performance tests in action

Virtual SAN Storage performance tests in action

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Virtual SAN provides the Storage Performance Proactive Tests which lets you to check parameters of your environment in an easy way. You just need few clicks to run a test. Well, we can see a lot of tests from nested labs in the Internet, however there are not so many real examples. I decided to share some results of such a real environment which consists 5 ESXi hosts. Each is equipped with 1x SSD Disk 1,92 TB and 5x HDD…

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