Date: Fri, 16 Sep 2005 11:23:46 -0400 From: Kris Kennaway <kris@obsecurity.org> To: Oliver Lehmann <lehmann@ans-netz.de> Cc: current@freebsd.org, Kris Kennaway <kris@obsecurity.org> Subject: Re: low(er) disk performance with sched_4bsd then with sched_ule Message-ID: <20050916152346.GA27708@xor.obsecurity.org> In-Reply-To: <20050916163726.729ada59.lehmann@ans-netz.de> References: <20050914194612.15692485.lehmann@ans-netz.de> <43286E37.40203@samsco.org> <20050914222013.178dc4dc.lehmann@ans-netz.de> <84dead72050914135239514c49@mail.gmail.com> <20050915000053.448f251b.lehmann@ans-netz.de> <84dead7205091500152a7c25d1@mail.gmail.com> <20050915172005.072f4bdf.lehmann@ans-netz.de> <20050915181238.54b16b4b.lehmann@ans-netz.de> <20050915213719.GA26998@xor.obsecurity.org> <20050916163726.729ada59.lehmann@ans-netz.de>
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--/04w6evG8XlLl3ft Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Fri, Sep 16, 2005 at 04:37:26PM +0200, Oliver Lehmann wrote: > Hi Kris, >=20 > Kris Kennaway wrote: >=20 > > What about using schedgraph as I suggested previously? >=20 > After I installed py24-tkinter and all the dependencies, I recompiled the= kernel and so on, but it seems not to work: >=20 > root@nudel olivleh1> dd if=3D/dev/zero of=3D/mnt/files/test.dd bs=3D64k c= ount=3D32000 > 32000+0 records in > 32000+0 records out > 2097152000 bytes transferred in 379.623777 secs (5524290 bytes/sec) > root@nudel olivleh1> ktrdump -ct > ule.ktr.out > root@nudel olivleh1> grep ULE /usr/src/sys/i386/conf/NUDEL=20 > options SCHED_ULE And you enabled the correct KTR options in your kernel, right? Kris --/04w6evG8XlLl3ft Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.2 (FreeBSD) iD8DBQFDKuOCWry0BWjoQKURAse4AKDWbvjtmPiSFqvYOLdNczqoBd318QCeNVaQ +4JyiI935NVVrBFnBXIrfDw= =CFoY -----END PGP SIGNATURE----- --/04w6evG8XlLl3ft--
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