From owner-freebsd-hackers Thu Jun 25 04:59:01 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id EAA22062 for freebsd-hackers-outgoing; Thu, 25 Jun 1998 04:59:01 -0700 (PDT) (envelope-from owner-freebsd-hackers@FreeBSD.ORG) Received: from boco.fee.vutbr.cz (boco.fee.vutbr.cz [147.229.9.11]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id EAA22049 for ; Thu, 25 Jun 1998 04:58:54 -0700 (PDT) (envelope-from xcejka00@dcse.fee.vutbr.cz) Received: from kazi.dcse.fee.vutbr.cz (kazi.dcse.fee.vutbr.cz [147.229.9.51]) by boco.fee.vutbr.cz (8.9.0/8.9.0) with ESMTP id NAA05786 for ; Thu, 25 Jun 1998 13:58:45 +0200 (MET DST) Received: from sts.dcse.fee.vutbr.cz (sts.dcse.fee.vutbr.cz [147.229.9.52]) by kazi.dcse.fee.vutbr.cz (8.8.8/8.8.8) with ESMTP id NAA18669 for ; Thu, 25 Jun 1998 13:58:44 +0200 (CEST) Received: (from xcejka00@localhost) by sts.dcse.fee.vutbr.cz (8.8.5/8.8.5) id LAA24105 for freebsd-hackers@freebsd.org; Thu, 25 Jun 1998 11:58:47 GMT Message-Id: <199806251158.LAA24105@sts.dcse.fee.vutbr.cz> Subject: Re: FreeBSD faster than light? To: freebsd-hackers@FreeBSD.ORG Date: Thu, 25 Jun 1998 13:58:47 +0200 (MET DST) From: Cejka Rudolf X-Mailer: ELM [version 2.4ME+ PL31 (25)] MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG Greg Lehey writes: > Can anybody explain why I'm using up a total of about 1.5 seconds of > CPU time in the following examples? This is a single CPU machine (AMD > K6/233) running -CURRENT as of the end of last month. The figures > seem surprisingly consistent. > > === grog@freebie (/dev/ttyp1) ~ 9 -> time l -rt Mail|wc > 3460 31133 192864 > > real 0m0.517s > user 0m1.230s > sys 0m0.270s Hmm. It looks like as bash and its bug (I think). Internal command "time" in bash gives bad results (typically: user + sys > real). I even saw "user 0m:.230s" or so (with colon :-(((((((((((). Use "/usr/bin/time" instead - it gives better results... It is not problem on FreeBSD - I saw it on Linux too. Hey, I wrote bug report to bash developers after 2.0.1 release. But till now - no reply, no change. Send bug report to them too and wait... Or try to find bug (?). Good luck! (Grr. In "unzip -X ..." is bug too - do you know about this? :-) I have patch, but zip developers are the same as bash developers... Grr.) -------------------------------------------------------------------------- Rudolf Cejka E-mail: xcejka00@dcse.fee.vutbr.cz Technical University of Brno, Faculty of El. Engineering and Comp. Science Bozetechova 2, 612 66 Brno, Czech Republic To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message