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echo: linuxhelp
to: Tony Ingenoso
from: Geo
date: 2005-05-06 05:53:26
subject: Re: This is not an Anti-OSS Flame

From: "Geo" 

I've noticed the more recent specs are showing 2mb L2 cache levels. So it
looks like they are going for a hardware solution to this issue.

Geo.

"Tony Ingenoso"  wrote in message
news:427aefc5{at}w3.nls.net...
> That works fine until some programmer tells their compiler to
"optimize"
for
> speed and the code porks up due to loop unrolling, function inlining and
> such.  Now you can be in a situation where the stuff is so large its not
> only blowing the L1, its blowing the L2 as well and using extra pages.
>
> Having to fault in or swap out an extra page can negate all the nominal
> speed gains you may have gotten by producing "book fast" code.

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