[Gluster-users] Re: about HA infrastructure for hypervisors

[Nicolas Sebrecht]

The 27/06/12, Gerald Brandt wrote:

> Hi,
> 
> If your switch breaks, you are done.  Put each Gluster server on it's own switch.

Right. Handling switch failures isn't what I'm most worried about but I
guess that I'll need to add a network link between KVM hypervisors, too.

Thanks for this tip, though.

> >   +----------------+                  +----------------+
> >   |                |------------------|                |
> >   | KVM hypervisor |---+      +-------| KVM hypervisor |
> >   |                |   |      |       |                |
> >   +----------------+   |      |       +----------------+
> >                        |      |
> >                  +------+  +------+
> >                  |switch|  |switch|
> >                  +------+  +------+
> >                      | |      |  |
> >   +---------------+  | |      |  |     +---------------+
> >   |               |  | |      |  +-----|               |
> >   | Glusterfs 3.3 |--+ +------)--------| Glusterfs 3.3 |
> >   |   server A    |           |        |   server B    |
> >   |               |-----------+        |               |
> >   +---------------+                    +---------------+

-- 
Nicolas Sebrecht