Archive: Posts

VirtuCache on ESXi 7, accelerating Netapp Ontap Select Storage

April 15, 2020:

City of Mountain View is using VirtuCache to improve the performance of Netapp's Ontap Select storage software. They were one of our first customers to upgrade to ESXi 7.0 and so they had to upgrade VirtuCache as well.

We announced General Availability of VirtuCache for ESXi 7 within 2 weeks of VMware's ESXi 7 release date.

Reducing write latencies in a VMware stretched SAN cluster

October 12, 2018: There are only a few applications, financial trading software being one example, that require very low latencies, lower even than what’s possible with an all-flash array (AFA). VirtuCache caching to in-host RAM results in lower VM latencies than an AFA. This is because RAM latencies are an order of magnitude lower than NVME SSDs, and in the case of VirtuCache the cache media (RAM) is connected to the host CPU through a high speed memory bus, versus in the case of an AFA...

VMware SSD and RAM Cache for Dell VRTX

October 11, 2018:

Dell's PowerEdge VRTX hyper-converged appliance can either have all hard drive datastores or all SSD datastores, but you can't have SSDs act as tiering or caching media for VRTX volumes. That's where VirtuCache comes in.

PetaByte Scale Enterprise Grade Server SAN Storage for The Creation Museum

September 17, 2017:

Creation Museum in Kentucky, USA is a museum about Bible history and creationism. Their storage needs were typical of a museum, requiring large amounts of storage for digital multimedia content related to the various exhibits at the museum.