disk drives refuse to spin up after power down

I remember this used to be a problem on as/400's in 1990, but is it
still the case?

>-----Original Message-----
>From: Pete Hall [mailto:pbhall@execpc.com]
>Sent: Wednesday, September 29, 1999 3:36 AM
>To: MIDRANGE-L@midrange.com
>Subject: RE: Y2K Switchoff
>
>
>At 14:08 09/28/1999 , Glenn Ericson wrote:
>>Sounds  like  solid  logic  to me.
>>         Glenn
>>
>>At 12:19 PM 9/28/99 -0500, John Cirocco wrote:
>> >Colin,
>> >
>> >   We are bringing our plants mission critical pieces 
>Friday and bringing
>> >them up Sunday morning.  We have been told that the local 
>energy supplier
>> >expects no MAJOR problems but there is always the possibility of
>> >localized problems.  Since my UPS has minutes vs. hours of 
>uptime, we
>> >felt it best to shut the stuff down.
>
>I've been thinking about that too. The only concern I would 
>have is what if 
>one or (shudder) two of the disk drives refuse to spin up? If 
>everything 
>cools off for 8 hours or so, might this be a problem? I 
>propose doing a 
>complete system save immediately before. Maybe even two of them.
>
>Pete Hall
>pbhall@execpc.com
>http://www.execpc.com/~pbhall
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