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Tuning OpenBSD paper
- To: misc_(_at_)_openbsd_(_dot_)_org
- Subject: Tuning OpenBSD paper
- From: Greg Thomas <getbsd_(_at_)_sbcglobal_(_dot_)_net>
- Date: Thu, 21 Nov 2002 09:55:22 -0800
First off, I don't know what Mr Reed's beef is but I learned plenty
from reading this document last night and appreciate the effort that
went into creating it. Like Philipp said, it's a starting point and
they couldn't have possible covered every tuning subject in one paper.
I particularly like the mention of shared interrupts as I was going to
ask an off-topic question of the list about interrupts but my question
was answered in this paper.
I do have one question about section 6.2 NKMEMPAGES. I believe it
states that it gets set during compile time based on available RAM.
I've got a build machine with 256MB RAM and a production machine with
64MB RAM, but vm.nkmempages is 15330 and 4070, respectively. Shouldn't
these numbers be the same since I compiled the kernel on the machine
with more memory?
The above isn't a big deal but this section brought up a bigger
question for me. Are there any other parameters that are being set
during compile on my build machine that may not be optimal for my
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