How many hosts are needed to implement SFTT in vSAN Stretched Cluster?

Many of you who are well versed in vSAN will realize that we released a Secondary Failures To Tolerate (SFTT) feature with vSAN 6.6. This meant that not only could we tolerate failures across sites, but that we could also add another layer of redundancy to each copy of the data maintained at each of the data sites. Of course the cross site replication (now referred to as PFTT or Primary Failures To Tolerate) is still based on RAID-1 mirroring and this continues to require a third site for the witness appliance, so that quorum can be obtained in the…

VSAN 6.next beta – A glimpse of the future

Before Virtual SAN was generally available last year, the preceding VSAN beta program was one of the largest beta programs ever to take place at VMware. Today, a new beta program for VSAN was announced for 2015! This week, we’ve already announced a bunch of enhancements in VSAN 6.1 at VMworld 2015, including VSAN stretched cluster for high availability across data centers, a new 2-node VSAN model for remote-office/branch-office (ROBO), new hardware support for Intel NVMe and Diablo Ultra DIMM, and the additional features added to the health check plugin. You can read more about these announcements here. VMware has…