OT: Slow booting, was re: Booting an IBM MP 3000 S/390 System

Chuck Guzis cclist at sydex.com
Sat Aug 8 21:01:45 CDT 2015

On 08/08/2015 05:56 PM, Mark Linimon wrote:
> It probably is not this, but maybe you can try it.
> For a while HP servers had the extremely annoying property of the
> boot being rate-limited by the serial console speed if you had been
> unfortunate enough to enable it by default.  You would not notice
> anything other than the slowness on a video monitor, but if you
> plugged a serial cable in you could see it struggle.
> I've never seen this on anything other than HPs and for good reason.

Interesting, but you're right--not applicable here.

I note that Supermicro's ftp site has a late beta version of the BIOS 
for this system.  I"m going to give it a try to see if it improves anything.


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