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Creation of the Virtio Netdev

Source: Internet
Author: User
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Linux currently supports at least 8 types of virtualized systems:

  2. Xen
  4. Kvm
  6. VMware ' s VMI
  8. IBM ' s System p
  10. IBM ' s System z
  12. User Mode Linux
  14. Lguest
  16. IBM ' s Legacy iSeries

And the new system is also emerging, each system in the network equipment, block equipment, console and other device drivers in the new feature support and performance optimization of the bottleneck.

To solve these problems, Rusty Russell developed the virtio mechanism, which is an abstract API interface over hypervisor that allows the client to know that it is running in a virtualized environment, collaborating with hypervisor according to Virtio standards. Thus achieving better performance in guest (especially I/O performance), as defined by Virtio in its paper:

[Click to view the full text]

http://luoye.me/2014/08/05/virtio-device/

Virtio Netdev Creation

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