In message: <[EMAIL PROTECTED]>
Michael Edenfield <[EMAIL PROTECTED]> writes:
: * M. Warner Losh <[EMAIL PROTECTED]> [031125 12:07]:
: > In message: <[EMAIL PROTECTED]>
: > "boyd, rounin" <[EMAIL PROTECTED]> writes:
: > : i see that there some doubt about whether running lots of
: > : shell scripts ever happens. what happens when you
: > : use make? lots of shells get run and they run small
: > : (one line?) scripts.
: >
: > make buildworld slows down < 1% when you switch from static /bin/sh to
: > dynamic.
:
: I'm all for dynamic / and dynamic /bin/sh, but this doesn't even come
: close to what I observed on my systems. I see anywhere from 15% to 20%
: slowdown in buildworld, depending on how bad my hardware already is. I
: posted my most recent numbers earlier.
My dual athlon make -j 4 buildworld differed by about 16-20 seconds on
a 36 minute buildworld.
: It's difficult to get lots of these numbers, unfortunately, because it
: takes a good 6-8 hours just to complete one build. But the numbers are
: fairly consistant across the different degrees of old crappy hardware I
: have.
So you are seeing a about an hour slowdown (16% slowdown on 6 hours is
1 hour) from before/after? Or are you seeing an hour slowdown from
4.x -> 5.2-beta?
Also, so we can characterize where the suckage happens, how much
RAM/CPU does your system have?
Warner
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