Date: Thu, 24 Jan 2008 18:58:52 +0100 From: Ivan Voras <ivoras@freebsd.org> To: freebsd-current@freebsd.org Subject: Re: Weird performance behaviour in 7.0 Message-ID: <fnajkt$838$1@ger.gmane.org> In-Reply-To: <18328.45282.562906.708945@celery.zuhause.org> References: <18328.45282.562906.708945@celery.zuhause.org>
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[-- Attachment #1 --] Bruce Albrecht wrote: > This is my first Q6600 based system, and my first 7.0 system, and my > first AMD-64 system and my first ZFS base system, and I'm seeing > something really strange. Every now and then, processes run really > slowly, like at 1/600th (or worse) than it ought to, but it racks up > the CPU time as though it's running full tilt. Are you running powerd? Also, cpufreq driver was included in the GENERIC kernel in 7.0 (it was optional in 6.x), so it might also cause problems somehow. To verify this, try building a kernel without cpufreq. Also, does your BIOS do any power-saving gimmicks? [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.5 (MingW32) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org iD8DBQFHmNHdldnAQVacBcgRAs3fAJ0aEtZ7aG2myiufvLVPRclgqnOlywCg+YlI 6ySN3zwxOT90Plf7TkHdGP4= =p1rA -----END PGP SIGNATURE-----
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