Date: 21 Nov 2007 01:51:27 +0100 From: "Arno J. Klaassen" <arno@heho.snv.jussieu.fr> To: Kris Kennaway <kris@FreeBSD.org> Cc: Gregory Wright <gwright@antiope.com>, freebsd-current@FreeBSD.org, joao@matik.com.br Subject: Re: Crash after trying powerd on FreeBSD 7.0BETA-2 Message-ID: <wpbq9oto8g.fsf@heho.snv.jussieu.fr> In-Reply-To: <47406E17.5010702@FreeBSD.org> References: <098550E8-78BE-497D-BBB6-964A50059AF4@antiope.com> <wp64078kbb.fsf@heho.snv.jussieu.fr> <47406E17.5010702@FreeBSD.org>
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Kris Kennaway <kris@FreeBSD.org> writes: > Arno J. Klaassen wrote: > > Gregory Wright <gwright@antiope.com> writes: > > > >> Hi, > >> > >> I tried enabling powerd on FreeBSd 7.0BETA-2 by adding > >> > >> powerd_enable="YES" > >> > >> to /etc/rc.conf. The mobo is a Tyan 2882-D with a single Opteron > >> 270 HE processor (dual core), 2 GB RAM. AMD powernow was > >> enabled in the BIOS. > > I never succeeded in using cpufreq on any 288x MB. If freezes > > box even with latest bios. > > Have you tried disabling acpi_throttle? yes; but quite a long time ago; didn't make a difference those boards go rather low in their minimal frequency (about 200-300Mhz if not even lower) and in at least 8 steps; acpi_ppc, which works for me, seems to take into account only the four most powerfull states (about 1Ghz being minimal then) might be a "piste" Arno PS, while here, and totaly unrelated, rev 1.252.2.7 (MFC "un-neede singl-threading code") of kern_fork.c to releng_6, seems to break things for me in a 4-way SMP (twice dual-core) amd64_releng6 box when forking procs in java. I'll triple-check before once again sending a bogus problem email but I got plenty of strange things when upgrading a production box to recent releng_6 (for sake of testing ata-promise TX4 patch), which disappeared after reverting to 1.252.2.6. fyi
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