Introduction to HCI and vSAN
HCI are specific solutions that combine computing and storage (and sometimes also networking) capabilities from more hosts, to have a shared pool of resources. A vSphere cluster already does this for the computing part. Some storage products extend this to the storage part, making more external storage unnecessary, and making the HCI market a relevant trend; it is not only growing fast, with more attention from the big storage vendors, but it is also changing fast.
Some HCI products compatible with vSphere 6.5:
- Nutanix: This is the pioneer of HCI, actually it is the only solution that can work with all the hypervisor technologies (VMware vSphere, Microsoft Hyper-V, KVM with the custom AHV, Citrix Xen Server).
- HPE SimpliVity: In January 2017, HPE acquired Simplivity to bring HCI into its portfolio. Available since April, the HPE SimpliVity 380 (based on HPE ProLiant DL380) is the first HCI product after this acquisition. It offers a full suite of traditional IT functions...