Date: Thu, 10 Aug 2000 18:24:05 -0500 (CDT) From: Mike Meyer <mwm@mired.org> To: questions@freebsd.org Subject: Re: Kernel compiling questions Message-ID: <14739.14741.561629.519442@guru.mired.org> In-Reply-To: <90775908@toto.iv>
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Erik Trulsson writes: > > 1. My system has an Athlon 700Mhz chip, 384Mb RAM, 1Gb swap and no pcmcia > > devices. I will be running a database server using MySQL. If I just want > > to specify the cpu type and remove pcmcia support, will the improved > > performance be worth the effort? (I want to keep scsi support for future > > flexibility.) > Probably not. Main reasons for recompiling a kernel are: > * Reduce memory usage by removing support for hardware you don't have. In > your case you have enough memory that the difference wouldn't be noticable. > * Add support for devices that weren't in GENERIC (like soundcards). > * Upgrading to a later version > None of these seem to apply in your case. How about setting COPTFLAGS in /etc/make.conf so you don't get 386 instructions in your kernel? I'm not any kind of gcc or x86 guru, so I'm not sure how much difference it makes. <mike To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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