Comparing VMware VSA & VMware Virtual SAN

       

                 Comparing VMware VSA & VMware Virtual SAN

   在VMware官方发布Virtual SAN (VSAN)公开测试版不久,目前为止产生了很多对其的问题,许多人对vSphere Storage Appliance (VSA) and Virtual SAN (VSAN)之间的概念产生了混淆,故特此在此对两个解决方案进行差异对比。

   也许两者在概念中有部分相似处,但是他们本质上具有很多不同

Attributes

vSphere Storage Appliance

VMware Virtual SAN

Description Low cost, simple shared storage for small deployments Scale-out distributed storage designed for virtualized/cloud environments
Form factor Virtual Appliance Built-in vSphere kernel
Ideal Targets
Small SMB
ROBO deployments
Enterprise
Commercial
Scalability
2 to 3 vSphere servers
Does not scale beyond 3 hosts


Minimum 3 hosts deployments
Scale out to vSphere cluster size
Performance No SSD (low performance) SSD caching (high performance)
Functionality
Simple install & configure
Scales up to ~16TB usable storage
vCenter-integrated management
SSD caching and intelligent data placement
Rapid storage provisioning
Scale-out for large deployments
Granular scaling
Storage policy based management


希望以上简单对比能对两者进行更好的区分,

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