From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: <39D3781C.D662A3F@cup.hp.com> Date: Thu, 28 Sep 2000 09:55:56 -0700 From: John DeFranco MIME-Version: 1.0 Subject: Re: [linux-lvm] LVM on 2.2.17 (again) References: <200009260151.e8Q1pdw19220@webber.adilger.net> <39D11E0A.18E83DA2@cup.hp.com> Content-Transfer-Encoding: 7bit Sender: owner-linux-lvm Errors-To: owner-linux-lvm List-Id: Content-Type: text/plain; charset="us-ascii" To: linux-lvm@msede.com Hi everyone, Thanks to everyone that responded. Peter Green solved my problem by pointing me to the SuSE lvm tools (at http://rpmfile.net/linux/RPM/LByName.html). Installed those and this is working ok. John DeFranco wrote: > > Thanks! That helped alot. One other question, > I wanted to pvcreate a software RAID device > (/dev/md0 in this case). This is a simple two > disk mirror (since LVM does not do mirroring). > It would not let me do this however. The FAQ > seems to indicate that I can (at least that > the way I am interpreting the last section: > > I recommend to use dedicated hardware RAID > subsystems or Multiple Devices to have the > redundancy below the LVM. In this case you > just don't care about Logical Volume data > redundancy and you don't run into the > dangerous situation that your data is > not redundant by accident. > ). > > Does anyone know if this is possible and if so how > to accomplish it? > > Thanks! > > Andreas Dilger wrote: > > > > John DeFranco writes: > > > I've checked the LVM email archives so I know there has > > > been lots of discussions on how to get LVM to work on > > > 2.2.17, but unfortunately I'm having problems just > > > building the kernel. I started with Turbolinux Server > > > 6.0.2 (which is 2.2.14) and then added the 2.2.15-2.2.17 > > > patches. When I build I get: > > > > > > lvm-snap.c:28: linux/iobuf.h: No such file or directory > > > lvm-snap.c: In function `lvm_snapshot_COW': > > > lvm-snap.c:253: dereferencing pointer to incomplete type > > > lvm-snap.c:257: warning: implicit declaration of function > > > `brw_kiovec' > > > lvm-snap.c: In function `lvm_snapshot_alloc_iobuf_pages': > > > lvm-snap.c:308: warning: implicit declaration of function > > > `expand_kiobuf' > > > > Are you using my 2.2 patches (which is a backport of 0.8final from 2.4)? > > In this case you need to also apply the RAWIO patches available at > > Stephen Tweedie's site ftp://ftp.linux.org.uk/pub/linux/sct/ > > Alternately, if you don't need/want LVM snapshots, you can delete lvm-snap.c, > > and delete the references in lvm.c to any "snap" functions, etc. There > > are about half a dozen places where this happens. If I get around to > > it, I will update my patch to simplify turning off lvm snapshots... > > > > Cheers, Andreas > > -- > > Andreas Dilger \ "If a man ate a pound of pasta and a pound of antipasto, > > \ would they cancel out, leaving him still hungry?" > > http://www-mddsp.enel.ucalgary.ca/People/adilger/ -- Dogbert > > -- > ========== > Cheers > -jdf -- ========== Cheers -jdf