[CentOS] [HW] Do the HDD cages in rack mount chassis indicate visual/audio HDD failure?

Tue Oct 11 13:06:45 UTC 2011
m.roth at 5-cent.us <m.roth at 5-cent.us>

John R Pierce wrote:
> On 10/11/11 12:11 AM, Arun Khan wrote:
>> In rack mount chassis, do the cages that house the
>> hard disks have the following feature?
>> (a) Indicate disk failure. LED lights up and/or audio alarm?
> that requires specific configuration to suit whatever drive interconnect
> you have.

Sometimes, it's just looking at what drive is showing SMART (or other)
errors. Other times, look at the light.
>> (b) The failed HDD can be swapped.
> If they are in hotswap bays, yes.  if they aren't, no.

Don't waste time and money getting anything *other* than hot swap bays.
You really, really don't want to have to pull the server out, and take it
apart just to swap a bad drive.
> they have 2U servers with as many as 25 2.5" SAS bays now.