Date: Thu, 14 Aug 2003 22:33:45 +0200 (CEST) From: Lukas Ertl <l.ertl@univie.ac.at> To: Nate Lawson <nate@root.org> Cc: cvs-all@FreeBSD.org Subject: Re: cvs commit: src/sbin/growfs debug.c debug.h Message-ID: <20030814223052.O744@leelou.in.tern> In-Reply-To: <20030814132424.N93994@root.org> References: <20030814184108.AE45F37B49A@hub.freebsd.org> <20030814125213.X93797@root.org> <20030814220900.D744@leelou.in.tern> <20030814132424.N93994@root.org>
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On Thu, 14 Aug 2003, Nate Lawson wrote: > On Thu, 14 Aug 2003, Lukas Ertl wrote: > > On Thu, 14 Aug 2003, Nate Lawson wrote: > > > > > On Thu, 14 Aug 2003, Robert Watson wrote: > > > > Modified files: > > > > sbin/growfs debug.c debug.h > > > > Log: > > > > Commit 1 of 2 to fix ffsinfo(8) for UFS2. > > > > > > Nice. I have been working on UFS2 support for growfs so if you have any > > > work in that area, let me know. Most of it is sblock-related. > > > > I wasn't aware that growfs has issues with UFS2. What are the problems? > > The number one problem is the code sucks. No one is willing to maintain > it because of this. Oh. :-) > The number two problem is that not enough testing has been done with > growfs on UFS2. Feel free to do this and report any problems. I've successfully grown UFS2 filesystems residing on vinum volumes in the past, but I didn't do I regularly. > The actual problem I am addressing is larger than growfs. Basically, any > time a sblock change is made, every UFS utility in the system has to be > updated and growfs has not kept up. So I have extracted sblock updating > into a routine that is shared between the kernel and userland so that it's > only in one place in the code. But more work is needed before it can be > committed. Well, I'd say that libufs is already a right step in this direction. I would have already patched growfs to use libufs, but growfs somehow seems a little bit too much like voodoo. :-) regards, le -- Lukas Ertl eMail: l.ertl@univie.ac.at UNIX Systemadministrator Tel.: (+43 1) 4277-14073 Vienna University Computer Center Fax.: (+43 1) 4277-9140 University of Vienna http://mailbox.univie.ac.at/~le/
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