Date: Tue, 11 Jul 2000 13:18:46 +0100 From: Ben Smithurst <ben@FreeBSD.org> To: doc@FreeBSD.org, hackers@FreeBSD.org Subject: small update to handbook about debug kernels Message-ID: <20000711131846.L11000@strontium.scientia.demon.co.uk>
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Hi,
I'd like to commit this shortly. Any objections, either on documentation
quality or the technical accuracy? (that's why -hackers is included.)
- <para>When the kernel has been built make a copy of it, say
+ <para>When the kernel has been built, make a copy of it, say
<filename>kernel.debug</filename>, and then run <command>strip
- -g</command> on the original. Install the original as normal. You
+ -g</command> on the original. Install the original as normal.
+ Note that from FreeBSD 4.0-RELEASE onwards, these two steps are
+ performed automatically, so you should not execute them yourself.
+ On all FreeBSD releases, you
may also install the unstripped kernel, but symbol table lookup time for
- some programs will drastically increase, and since the whole kernel is
+ some programs will drastically increase. With an a.out kernel,
+ since the whole kernel is
loaded entirely at boot time and cannot be swapped out later, several
- megabytes of physical memory will be wasted.</para>
+ megabytes of physical memory will also be wasted. However, this should not
+ be a problem for most users, as ELF has been the default format for
+ kernels since FreeBSD 3.1-RELEASE.</para>
--
Ben Smithurst / ben@FreeBSD.org / PGP: 0x99392F7D
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