From owner-freebsd-hackers@FreeBSD.ORG Sun Jun 10 19:06:34 2007 Return-Path: X-Original-To: freebsd-hackers@freebsd.org Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 0D8CD16A468 for ; Sun, 10 Jun 2007 19:06:34 +0000 (UTC) (envelope-from freebsd-hackers@m.gmane.org) Received: from ciao.gmane.org (main.gmane.org [80.91.229.2]) by mx1.freebsd.org (Postfix) with ESMTP id BA0AF13C448 for ; Sun, 10 Jun 2007 19:06:33 +0000 (UTC) (envelope-from freebsd-hackers@m.gmane.org) Received: from list by ciao.gmane.org with local (Exim 4.43) id 1HxSk1-0004we-HK for freebsd-hackers@freebsd.org; Sun, 10 Jun 2007 21:06:21 +0200 Received: from 78-0-92-215.adsl.net.t-com.hr ([78.0.92.215]) by main.gmane.org with esmtp (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Sun, 10 Jun 2007 21:06:21 +0200 Received: from ivoras by 78-0-92-215.adsl.net.t-com.hr with local (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Sun, 10 Jun 2007 21:06:21 +0200 X-Injected-Via-Gmane: http://gmane.org/ To: freebsd-hackers@freebsd.org From: Ivan Voras Date: Sun, 10 Jun 2007 21:06:01 +0200 Lines: 32 Message-ID: References: Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="------------enig4E83DAA1DBAB31712CB55B5D" X-Complaints-To: usenet@sea.gmane.org X-Gmane-NNTP-Posting-Host: 78-0-92-215.adsl.net.t-com.hr User-Agent: Thunderbird 1.5.0.12 (Windows/20070509) In-Reply-To: X-Enigmail-Version: 0.94.3.0 Sender: news Subject: Re: Disable mutex spinning? X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 10 Jun 2007 19:06:34 -0000 This is an OpenPGP/MIME signed message (RFC 2440 and 3156) --------------enig4E83DAA1DBAB31712CB55B5D Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Ivan Voras wrote: > I'm thinking of experiment - removing all spinning from mutex-like code= > and try running such kernel in a VMWare machine. For start, is there > anything else except turning off ADAPTIVE_MUTEXES, ADAPTIVE_GIANT and > ADAPTIVE_RWLOCKS I can do via the kernel config file? Hmm, on second thought this wouldn't help at all unless there's much contention.... --------------enig4E83DAA1DBAB31712CB55B5D Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.4 (MingW32) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org iD8DBQFGbEuZldnAQVacBcgRAhrbAJ9PZzXzS7mdb7P7ZGn3SsQONYyKPwCg0g5q w+VwEPfO5jD8/BqSpl4/gI8= =h+5k -----END PGP SIGNATURE----- --------------enig4E83DAA1DBAB31712CB55B5D--