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Several months ago VMware announce vSphere APIs for IO Filtering (VAIO) as a solution to implement 3rd Party Software-Defined Data Services in vSphere 6.0. VAIO offers partners the ability to put their technology directly into the IO stream of a VM through a filter that intercepts data before it is committed to disk.

It’s a good and efficient idea to implement features like caching or replication without the need of external components (or appliance) or kernel modules like today.

But this a partner program (like the Virtual Volumes) and unless partners have not developed this kind of solutions, it is useless.

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Now that I’m back from the VMworld US 2015, I can point some takeaways from this trip and give my event’s impression.

First to all why an European should attend at the US edition of the VMworld? Simply because this one is the real VMworld: huge, epic, a real American event! Probably too much big and too much crazy, but sometimes is nice feel and see the difference.

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EVO:RAIL is scalable and modular architecture housed in a small form factor (2U/4N Form factor including compute, storage, network and management resources), with flexible hardware configuration (with 8 Global Qualified EVO:RAIL Partners), able to scale out up to 16 appliances (64 nodes).

In only one year of history it has grow more and more in capabilities and also in adoption. But also in version 1.2 was still based of vSphere 5.5 and VSAN 1.0, until now!

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The new Virtual SAN 6.1 has also another new features related to a specific deployment scenario: a 2-Node Remote Office Branch Office (ROBO) configuration.

This configuration was possible with the previous VMware product (VSA) but was not suitable with VSAN, making space for other solutions like StorMagic SvSAN or StarWind Virtual SAN.

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VMware Virtual SAN 6.0 (formally was v2.0) was a big improvement of the VMware’s hyperconverged storage solution with some important new features like the new filesystem (with powerful snapshot implementation), the concept of fault domain (to improve data resiliency), more scalability and the full flash option.

Now VMware has announced a new release: Virtual SAN (or VSAN) 6.1, with new improvements, including enhanced usability & management, advanced troubleshooting, and several new features.

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Interesting European IT events:

See also: continue reading…

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