lvm-lv删除告警 Logical volume openeuler/home contains a filesystem in use.

root@lydb /\]# lvremove /dev/mapper/openeuler-home Logical volume openeuler/home contains a filesystem in use. \[root@lydb /\]# df -h Filesystem Size Used Avail Use% Mounted on devtmpfs 4.0M 0 4.0M 0% /dev tmpfs 7.6G 0 7.6G 0% /dev/shm tmpfs 3.1G 8.6M 3.1G 1% /run tmpfs 4.0M 0 4.0M 0% /sys/fs/cgroup /dev/mapper/openeuler-root 60G 13G 45G 22% / tmpfs 7.6G 0 7.6G 0% /tmp /dev/vda1 974M 264M 643M 30% /boot \[root@lydb /\]# mount /dev/mapper/openeuler-home /home \[root@lydb /\]# df -h Filesystem Size Used Avail Use% Mounted on devtmpfs 4.0M 0 4.0M 0% /dev tmpfs 7.6G 0 7.6G 0% /dev/shm tmpfs 3.1G 8.6M 3.1G 1% /run tmpfs 4.0M 0 4.0M 0% /sys/fs/cgroup /dev/mapper/openeuler-root 60G 13G 45G 22% / tmpfs 7.6G 0 7.6G 0% /tmp /dev/vda1 974M 264M 643M 30% /boot /dev/mapper/openeuler-home 30G 28K 28G 1% /home \[root@lydb /\]# lsof /home COMMAND PID USER FD TYPE DEVICE SIZE/OFF NODE NAME bash 840672 oracle cwd DIR 253,2 0 1700609 /oracle (deleted) \[root@lydb /\]# kill -9 840672 \[root@lydb /\]# lsof /home/ \[root@lydb /\]# umount -l /home \[root@lydb /\]# df -h Filesystem Size Used Avail Use% Mounted on devtmpfs 4.0M 0 4.0M 0% /dev tmpfs 7.6G 0 7.6G 0% /dev/shm tmpfs 3.1G 8.6M 3.1G 1% /run tmpfs 4.0M 0 4.0M 0% /sys/fs/cgroup /dev/mapper/openeuler-root 60G 13G 45G 22% / tmpfs 7.6G 0 7.6G 0% /tmp /dev/vda1 974M 264M 643M 30% /boot \[root@lydb /\]# lvremove /dev/mapper/openeuler-home Do you really want to remove active logical volume openeuler/home? \[y/n\]: y Logical volume "home" successfully removed.