1. 程式人生 > >SAN & vSAN & vSAN storage

SAN & vSAN & vSAN storage

可能 alt logic 系統 ima amp group bsp con

SAN (storage area network )

   定義:
  Storage area network (SAN) is a network that primarily connects the storage systems with the computer systems and also connects the storage systems with each other
   解釋:
    ·一種網絡
    ·連接存儲與主機,存儲與存儲

SAN, LAN 還有WAN構建了我們的網絡系統
技術分享

vSAN (virtual SAN)
   定義:
  A logical fabric on an FC SAN, enabling communication among a group of nodes, regardless of their physical location in the fabric.
   解釋:
    ·一種網絡
    ·虛擬的網絡(虛擬化的特點就是盡可能地脫離物理資源的限制)
    ·在一個物理SAN上可以畫出多個vSAN.
技術分享


    ·在跨物理SAN的元件可以畫入同一vSAN中
技術分享

vSAN storage
(有時候直接稱為vSAN, 有的解釋為irtual SAN,還可以解釋為VMware SAN, 但是為了更加容易區別,還是把它稱為vSAN storage或vSAN database)
   定義:
  vSAN storage is a software-defined storage offering from VMware that enables enterprises to pool their storage capabilities and to instantly and automatically provision virtual machine storage via simple policies that are driven by the virtual machine.
   解釋:
    ·一種存儲
    ·軟件定義的存儲
    ·由VMware提出
    ·作用是將物理的存儲池化
    ·好處是能更加靈活地運用存儲(擴容,分配,管理等)
技術分享



SAN & vSAN & vSAN storage