RAID/HDD 'identify' LED - how to activate

[John Miles]

Found the solution - the sg_ses command is the application to talk to the
scsi hardware.

On Fri, May 27, 2011 at 11:08 PM, John Miles <jmiles242-Re5JQEeQqe8AvxtiuMwx3w at public.gmane.org> wrote:

> Hi,
>
> Here is the scenario
> I have a Supermicro 5025M-2U with a 3Ware 9650SE 8 port controller and a
> Western Digital WDC WD1002FBYS-02A6B0 disk in it that is reporting an error.
>
> The 3Ware CLI tool 'tw_cli' has a feature that would allow me to set the
> 'identify' LED to  on or off.
> Unfortunately, I don't think I am able to turn this lovely light on, as the
> device's "Identify Status = N/A".
>
> /cx/px set identify=on|off (9550SX and 9590SE only)
>     This command sets the LED status of the port. If the identify is set to
> on, the firmware activates the setting of the corresponding LED of the port.
> If the setting of the configuration for LED is blinking for identify=on,
> this will blink the LED of the port.
>
> ******    Note: Enclosure services hardware is also required.  *******
>
>     Example:
>
>      //localhost> /c0/p5 set identify=on
>
>      Setting Port Identify on /c0/p5 to [on] ... Done.
>
> I guess, I need to determine if I have 'enclosure service hardware'
>
> Does anyone have anything to suggest I try to determing if I have
> 'enclosure service hardware'?
> (not sure what to look for in say, dmesg for that info)
>
> Thanks!
>
> John.
>
>
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