Testing Device Failure

[Dan Track]

On Tue, Oct 13, 2009 at 5:22 PM, Dan Track <dan.track at gmail.com> wrote:
> Hi,
>
> I've got two SAS links to my San, I want to test failure/recovery by
> eleminating and device node. The easiest way is to manually unplug a
> controller link and see what happens. I'd like to know how I can do it
> via Linux, and then re-enable the device node? I have two device nodes
> /dev/sda and /dev/sdb.
>
> Thanks
> Dan
>

Hi

Does anyone have any thoughts on this.

Thanks
Dan