From owner-freebsd-questions Sat May 9 01:41:58 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id BAA14010 for freebsd-questions-outgoing; Sat, 9 May 1998 01:41:58 -0700 (PDT) (envelope-from owner-freebsd-questions@FreeBSD.ORG) Received: from jester.ti.com (jester.ti.com [192.94.94.1]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id BAA14005 for ; Sat, 9 May 1998 01:41:52 -0700 (PDT) (envelope-from vagner@spdc.ti.com) Received: from tilde.csc.ti.com ([157.170.1.149]) by jester.ti.com (8.8.8) with ESMTP id DAA10777 for ; Sat, 9 May 1998 03:41:39 -0500 (CDT) Received: from spdc.ti.com (ox.spdc.ti.com [192.226.26.51]) by tilde.csc.ti.com (8.8.8/8.8.8) with ESMTP id DAA23381 for ; Sat, 9 May 1998 03:41:23 -0500 (CDT) Received: from epcot.spdc.ti.com (epcot [192.226.26.53]) by spdc.ti.com (8.8.5/8.8.5) with ESMTP id DAA01642 for ; Sat, 9 May 1998 03:41:21 -0500 (CDT) Received: from vagnernt (dhcp22-158.spdc.ti.com [192.226.22.158]) by epcot.spdc.ti.com (8.8.8/8.8.8) with SMTP id DAA01247 for ; Sat, 9 May 1998 03:41:21 -0500 (CDT) Date: Sat, 9 May 1998 03:41:21 -0500 (CDT) Message-Id: <199805090841.DAA01247@epcot.spdc.ti.com> X-Sender: vagner@epcot.spdc.ti.com X-Mailer: Windows Eudora Pro Version 2.1.2 Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" To: questions@FreeBSD.ORG From: George Vagner Subject: Re: Softupdates Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG while we are on filesystems.... why is is that win95 can search a 5 gig drive in ~10 seconds and it takes FreeBSD 10 minutes to do a find? how can I speed FreeBSD up on this file find thing? At 01:09 AM 5/9/98 -0700, you wrote: >Whe writing to a filesystem, there are many dependencies.. >e.g one must write the dat defore writing the inode that points to it >one must write the inode before the directory entry, etc. > >if they are done wrong then a crash will leave the disk in an inconsistent >state. >Until nowm order has been forced by locking and synchronous writes. >this makes the filesystem slow. > >Soft updates does dependency tracking and this ensures that the right >dependencies are followed in asynchronous writes. > >this gives you fast AND safe. >in fact safer than SYNCHRONOUS in some cases.. > >julian > > >On Sat, 9 May 1998, Dennis Tenn wrote: > >> >> Can some explain what softupdates is? I must've missed this when it first >> came to light. >> >> -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=- >> Dennis Tenn * There will always come a time >> dstenn@fanfic.org * When your love will be tested >> ICQ# 1457509 * Stand tall and rise to the occasion >> * For only then will you grow strong. >> -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=- >> >> >> To Unsubscribe: send mail to majordomo@FreeBSD.org >> with "unsubscribe freebsd-questions" in the body of the message >> > > >To Unsubscribe: send mail to majordomo@FreeBSD.org >with "unsubscribe freebsd-questions" in the body of the message > > Laszlo Vagner Texas Instruments Email:kf7nn@kf7nn.com FreeBSD The OS of choice. http://kf7nn.com telnet://kf7nn.com Pg. 598-5217 Wk. 995-4297 To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message