Booting an IBM MP 3000 S/390 System
leec2124 at gmail.com
Thu Aug 6 12:07:13 CDT 2015
Even modern SOCs and the processor in your PC/laptop have a
micro-controller or PMIC that brings ups the rest of the chip. In the PC
case (verses mainframe) it is on the same die and fabric as the CPU (and
the scads of other CPUs, GPUs, Sensor Hubs, vision processors, etc).
On Thu, Aug 6, 2015 at 9:24 AM, Chuck Guzis <cclist at sydex.com> wrote:
> On 08/06/2015 08:04 AM, Sean Caron wrote:
> If you think the MP3000 is a slow booter, we just got some new 4U
>> machines in where I work; 1.5TB RAM; those things take almost 20
>> minutes to POST - no joke!
> Booting an old CDC 6000-series machine meant mounting a "deadstart" tape,
> pushing the button just below the screens on the DD60, entering or editing
> the equipment status table, then going out for a smoke (not me) or a cup of
> coffee, while the system copied the deadstart tape to disk. The next
> prompt was to enter the date and time.
> People are too impatient today.
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