Le 19/04/10 01:04, Phillip Susi a écrit : > On 04/18/2010 04:54 AM, François Valenduc wrote: >> Hello everybody, >> >> I am using gentoo and I use LVM snapshots to make backups of my system. >> Unfortunately, I always have a problem to remove these. LVM always >> complains that it can't remove an open logical volume. However, the >> snapshot is unmounted when I try to remove it. It seems it's only >> possible to remove the snapshot if the corresponding volume is >> deactivated. So, I am forced to boot on a live cd to remove the snapshot >> of my root partition. Is this really normal ? > > No, it is not normal. Obviously something on your system has the > snapshot open. Perhaps it is being auto mounted? > > _______________________________________________ > 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/ > I would really like to know the process which has the snapshot open.The script I use to backup my system is the following: #!/bin/sh logrotate -v -f /etc/logrotate.conf vgcfgbackup lvcreate -L1G -n backup -s /dev/gentoo/root if [ $? = 0 ]; then if [ ! -e /mnt/backup ]; then mkdir /mnt/backup fi mount -o ro /dev/gentoo/backup /mnt/backup cd /mnt/backup NAME="/home/francois/Backup/gentoo_64_$(date +%F).tar.bz2" tar cvfpj ${NAME} --exclude=tmp/* * cd / umount /mnt/backup if [ $? = 0 ]; then sync lvremove -f gentoo/backup fi fi So, the snaphot is clearly unmounted before I try to remove it. But I can almost never remove the snaphot. In fact, I have noticed that if I don't use the "-f" option, I can remove the snapshot but it always fails if I use it. But, I would like to use my script without any confirmation message. François _______________________________________________ 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/
