From owner-freebsd-current Fri Feb 7 1:51:12 2003 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 50C4737B401; Fri, 7 Feb 2003 01:51:10 -0800 (PST) Received: from is2.mh.itc.u-tokyo.ac.jp (is2.mh.itc.u-tokyo.ac.jp [133.11.205.12]) by mx1.FreeBSD.org (Postfix) with ESMTP id 060F143FBF; Fri, 7 Feb 2003 01:51:04 -0800 (PST) (envelope-from simokawa@sat.t.u-tokyo.ac.jp) Received: from is2.mh.itc.u-tokyo.ac.jp (is2.mh.itc.u-tokyo.ac.jp [127.0.0.1]) by is2.mh.itc.u-tokyo.ac.jp (Postfix) with ESMTP id CF12E3780E9; Fri, 7 Feb 2003 18:50:57 +0900 (JST) Received: from mailhosting.itc.u-tokyo.ac.jp (IDENT:mirapoint@mailhosting.itc.u-tokyo.ac.jp [133.11.205.3]) by is2.mh.itc.u-tokyo.ac.jp (8.11.3/8.11.3) with ESMTP id h179ovR17054; Fri, 7 Feb 2003 18:50:57 +0900 Received: from ett.sat.t.u-tokyo.ac.jp (ett.sat.t.u-tokyo.ac.jp [133.11.135.3]) by mailhosting.itc.u-tokyo.ac.jp (Mirapoint Messaging Server MOS 2.9.3.2) with ESMTP id AHU90016; Fri, 7 Feb 2003 18:50:56 +0900 (JST) Date: Fri, 07 Feb 2003 18:50:56 +0900 Message-ID: From: Hidetoshi Shimokawa To: Michael Reifenberger Cc: Hidetoshi Shimokawa , FreeBSD-Current Subject: Re: -current, IBM A30p & 2 external FW-disks In-Reply-To: <20030206120437.W683@nihil.reifenberger.com> References: <200301281509.h0SF97FM007160@repoman.freebsd.org> <20030128100059.A29598@espresso.q9media.com> <20030128202924.T649@nihil.reifenberger.com> <20030202112833.M8458@Reifenberger.com> <20030205110746.T2445@nihil.reifenberger.com> <20030206120437.W683@nihil.reifenberger.com> User-Agent: Wanderlust/2.11.0 (Wonderwall) REMI/1.14.3 (Matsudai) FLIM/1.14.3 (=?ISO-8859-1?Q?Unebigory=F2mae?=) APEL/10.3 MULE XEmacs/21.4 (patch 8) (Honest Recruiter) (i386--freebsd) X-Face: OE([KxWyJI0r[R~S/>7ia}SJ)i%a,$-9%7{*yihQk|]gl}2p#"oXmX/fT}Bn7: #j7i14gu$jgR\S*&C3R/pJX List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG At Thu, 6 Feb 2003 12:15:38 +0100 (CET), Michael Reifenberger wrote: > > On Wed, 5 Feb 2003, Michael Reifenberger wrote: > ... > > > I have improved recovery code after timeout in -current. > > > Could you try that? > > > > Is scheduled for this evening. > > Thanks so far! > > > ... > > > > > - fwcontorl -g 20 > > > > > - sysctl hw.firewire.sbp.max_speed=0 > > > > > - change SBP_QUEUE_LEN in sbp.c to 1 and rebuld module. > > > > > - sysctl machdep.cpu_idle_hlt=0 > > > > > - sysctl debug.sbp_debug=1 and send me a dmesg. > > Ok, I did some extensive tests overnight. > Essentially I still had `fwcontorl -g 20` and > SBP_QUEUE_LEN=1 and maxopenings=1 and `debug.sbp_debug=1`. > hw.firewire.sbp.max_speed started at 0 and got 2 at the end. > After treating two `iozone -s 51200m -r1024k` on the platters > overnight without problems I started with a plain sbp.c and > no `fwcontorl -g 20`. I get constant rates of 13MB/s on each disk. > No problems so far. > Seems you got it. Thanks! Do you have any timeout while the test? I think SBP_QUEUE_LEN or maxopenings is the important parameter. Can you try to change thoes values? > BTW: switching on debug.firewire_debug gives zillions of 'kick'... > Is this just a notification about the code-path? Yes, but it doesn't seem necessary anymore, removed. Thanks, /\ Hidetoshi Shimokawa \/ simokawa@sat.t.u-tokyo.ac.jp PGP public key: http://www.sat.t.u-tokyo.ac.jp/~simokawa/pgp.html To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message