From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from [10.15.80.229] (dhcp80-229.msp.redhat.com [10.15.80.229]) by pobox.corp.redhat.com (8.13.1/8.12.8) with ESMTP id kA6GAn1N010497 for ; Mon, 6 Nov 2006 11:10:49 -0500 Mime-Version: 1.0 (Apple Message framework v624) In-Reply-To: References: <2e9d2be4483db00be84afd0aca33e698@redhat.com> <9a4fd1bc1dee8da54e868d07f107b3b3@redhat.com> <172c1cd542e581bc25f1bfb25e7b819a@redhat.com> Message-Id: <6da928984b8ac9c997def9d0f7fabddc@redhat.com> Content-Transfer-Encoding: 7bit From: Jonathan E Brassow Subject: Re: [linux-lvm] lvcreate gives 'device-mapper: reload ioctl failed: Invalid argument' Date: Mon, 6 Nov 2006 10:15:02 -0600 Reply-To: LVM general discussion and development List-Id: LVM general discussion and development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , List-Id: Content-Type: text/plain; charset="us-ascii"; format="flowed" To: LVM general discussion and development I've also been told that this could very well be a known bug related to the kernel you are using... have you tried updating your kernel? brassow On Nov 6, 2006, at 9:52 AM, Jonathan E Brassow wrote: > Ok, at least maingroup-dvd isn't showing up anymore... so we know we > can get rid of it when things go wrong. > > I don't have an idea why the lvcreate is failing... You could try to > interface with device-mapper directly and see what happens. To do > that type: > > echo "0 31457280 linear 8:11 31457664" | dmsetup create maingroup-dvd > > That should create the device /dev/mapper/maingroup-dvd; and it should > be useable. (Make sure that 8:11 is the same device that > maingroup-gen--website is on.) If that works, then the problem is in > LVM, if it doesn't, we know it is in device-mapper. > > Another simple thing to try is bumping up the verbosity; e.g. > 'lvcreate -vvvv -L 15G -n dvd maingroup'. This will give alot of > output, so you may wish to redirect it to a file. Having everything > printed can often give great clues as to the problem. > > brassow > > > On Nov 3, 2006, at 8:27 PM, Matt McHenry wrote: > >> Thanks for your continued help. It's still not working, though. I >> ran 'dmsetup remove maingroup-dvd' and 'lvremove maingroup/dvd' and >> rebooted. It looks like it worked: >> >> # dmsetup table >> maingroup-tmp: 0 4194304 linear 8:8 154018176 >> maingroup-c--p: 0 8388608 linear 8:7 47980928 >> maingroup-capture: 0 23642112 linear 8:7 56369536 >> maingroup-capture: 23642112 40009728 linear 8:6 384 >> maingroup-capture: 63651840 78954496 linear 8:10 384 >> maingroup-usr: 0 19996672 linear 8:9 73400704 >> maingroup-usr: 19996672 974848 linear 8:8 150946176 >> maingroup-usr: 20971520 3891200 linear 8:8 48619904 >> maingroup-usr: 24862720 7708672 linear 8:8 384 >> maingroup-usr: 32571392 9371648 linear 8:8 52511104 >> maingroup-var: 0 10485760 linear 8:9 62914944 >> maingroup-var: 10485760 5218304 linear 8:8 145727872 >> maingroup-gen--website: 0 31457280 linear 8:11 384 >> maingroup-music: 0 1810432 linear 8:8 158212480 >> maingroup-music: 1810432 17317888 linear 8:9 142705024 >> maingroup-music: 19128320 43786240 linear 8:7 384 >> maingroup-swap2: 0 2097152 linear 8:7 45883776 >> maingroup-opt: 0 2097152 linear 8:8 151921024 >> maingroup-opt: 2097152 6291456 linear 8:8 42328448 >> maingroup-swap1: 0 2097152 linear 8:7 43786624 >> maingroup-home: 0 62914560 linear 8:9 384 >> maingroup-home: 62914560 29310976 linear 8:9 113394048 >> maingroup-home: 92225536 19996672 linear 8:9 93397376 >> maingroup-home: 112222208 34619392 linear 8:8 7709056 >> maingroup-home: 146841600 83845120 linear 8:8 61882752 >> >> But lvcreate still fails: >> >> # lvcreate -L 15G -n dvd maingroup >> /dev/cdrom: open failed: Read-only file system >> Attempt to close device '/dev/cdrom' which is not open. >> device-mapper: reload ioctl failed: Invalid argument >> Failed to activate new LV. >> >> (note that I have made the suggested change to /etc/lvm/lvm.conf and >> am still getting those /dev/cdrom errors) > > _______________________________________________ > linux-lvm mailing list > linux-lvm@redhat.com > https://www.redhat.com/mailman/listinfo/linux-lvm > read the LVM HOW-TO at http://tldp.org/HOWTO/LVM-HOWTO/ >