OT: Slow booting, was re: Booting an IBM MP 3000 S/390 System
jnc at mercury.lcs.mit.edu
Tue Aug 11 07:36:13 CDT 2015
> From: Chuck Guzis
> Could it be that the presence of ECC registered SDRAM requires that
> every memory location get written before boot-up can proceed? There's
> 2GB of the stuff, so that could be the difference.
I was going to suggest that, actually. Turning on ECC in the memory in a
somewhat older HP minitower machine caused a long delay in booting while it
cleared all the memory.
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