From owner-freebsd-current@FreeBSD.ORG Tue Jul 15 01:30:48 2003 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 46E0F37B401; Tue, 15 Jul 2003 01:30:48 -0700 (PDT) Received: from obsecurity.dyndns.org (adsl-64-169-104-32.dsl.lsan03.pacbell.net [64.169.104.32]) by mx1.FreeBSD.org (Postfix) with ESMTP id CB55B43F3F; Tue, 15 Jul 2003 01:30:46 -0700 (PDT) (envelope-from kris@obsecurity.org) Received: from rot13.obsecurity.org (rot13.obsecurity.org [10.0.0.5]) by obsecurity.dyndns.org (Postfix) with ESMTP id D6D2A66CFA; Tue, 15 Jul 2003 01:30:43 -0700 (PDT) Received: by rot13.obsecurity.org (Postfix, from userid 1000) id D1E18447; Tue, 15 Jul 2003 01:30:43 -0700 (PDT) Date: Tue, 15 Jul 2003 01:30:43 -0700 From: Kris Kennaway To: Kris Kennaway Message-ID: <20030715083043.GA21197@rot13.obsecurity.org> References: <20030715061614.GA20455@rot13.obsecurity.org> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="tThc/1wpZn/ma/RB" Content-Disposition: inline In-Reply-To: <20030715061614.GA20455@rot13.obsecurity.org> User-Agent: Mutt/1.4.1i cc: jeff@FreeBSD.org cc: current@FreeBSD.org Subject: Re: Process stats wrong under ULE X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 15 Jul 2003 08:30:48 -0000 --tThc/1wpZn/ma/RB Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Mon, Jul 14, 2003 at 11:16:14PM -0700, Kris Kennaway wrote: > I'm seeing the following kind of behaviour under ULE on a UP machine > (kernel updated earlier this evening). Notice that the total CPU% > adds up to way more than 100%; indeed one single process is allegedly > using more than 100% CPU, and (not clear from the top(1) output) the > processes that are sleeping do not have their CPU% updated until the > next time they run. >=20 > Kris Also, there still appears to be a problem with nice processes. I run a nice 20 dnetc client, and it is interfering with the ability to play movies with mplayer at nice -10. The movie plays in spurts, as if it is still relinquishing the CPU to dnetc for fractions of a second. Killing dnetc restores mplayer performance. This is not a problem with SCHED_4BSD. Kris --tThc/1wpZn/ma/RB Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.2 (FreeBSD) iD8DBQE/E7uzWry0BWjoQKURAkofAKDuk8pcyYQZXXuyT75EHxO3ZtEeBACgtoUE xydK8LCME9X2d2x4SqB6KH8= =+ko8 -----END PGP SIGNATURE----- --tThc/1wpZn/ma/RB--