From owner-freebsd-hackers Sat May 15 6:14:22 1999 Delivered-To: freebsd-hackers@freebsd.org Received: from sabre-wulf.nvg.ntnu.no (sabre-wulf.nvg.ntnu.no [129.241.210.67]) by hub.freebsd.org (Postfix) with ESMTP id 1575B14E9D for ; Sat, 15 May 1999 06:14:20 -0700 (PDT) (envelope-from roart@nvg.ntnu.no) Received: from phoenix.nvg.ntnu.no ([IPv6:::ffff:129.241.210.108]:51876 "EHLO phoenix.nvg.ntnu.no" ident: "roart") by sabre-wulf.nvg.ntnu.no with ESMTP id <49974-3942>; Sat, 15 May 1999 15:11:24 +0200 Date: Sat, 15 May 1999 15:11:14 +0200 (MET DST) From: =?iso-8859-1?Q?Roar_Thron=E6s?= To: Matthew Dillon Cc: freebsd-hackers@FreeBSD.ORG Subject: Re: large master.passwd In-Reply-To: <199905141736.KAA02782@apollo.backplane.com> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=iso-8859-1 Content-Transfer-Encoding: 8BIT Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG On Fri, 14 May 1999, Matthew Dillon wrote: > :Hi > : > :On a site with 20k users in the master.passwd, and where NIS is not > :trusted, the master.passwd is distributed to each workstation. > :The pwd.db and spwd.db are sized around 10Mb. > : > :Sometimes, those .db files get corrupt. > :I suspect it has something to do with the machines being reset etc before > :the sync is finished. (The machines are dual-boot, and there are a lot of > :users around.) > : > :I did some patching, and have not seen corrupted .db-files since. > : > :So how usable is this patch? > :Worth intregrating? > > What version of FreeBSD are you running? mmap is used heavily with the > password DBM's and at least one mmap bug known to cause corruption in > those files was fixed a month or two ago. I do not remember whether it > was backported to 2.2.x, though. 2.2.8R. But planning to upgrade the workstations to 3.1R/3.2R soon. -Roar Thronęs To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message