Shulou(Shulou.com)06/03 Report--

Correct lvm procedure

Pvcreate / dev/vdb

Pvs

Vgcreate-h

Man vgcreate

Vgcreate data_vg / dev/vdb

Vgs

Man lvcreate

Lvcreate-- size 1000G-n log_lv data_vg

Lvs

Ls / dev/mapper/

Mkfs.ext4 / dev/mapper/data_vg-log_lv

Echo "/ dev/mapper//data_vg-log_lv / data ext4 defaults 0" > > / etc/fstab

Abnormal lvm operation steps

Pvcreate / dev/vdb

Vgcreate logdata_vg / dev/vdb

Lvcreate-- size 1000G-n lv_log logdata_vg

Parted-s / dev/mapper/logdata_vg-lv_log print

Parted-s / dev/vdb print

Parted / dev/mapper/logdata_vg-lv_log

Mkfs.ext4 / dev/mapper/logdata_vg-lv_logp1

Mount / dev/mapper/logdata_vg-lv_logp1 / data

Echo "/ dev/mapper/logdata_vg-lv_log / data ext4 defaults 0" > > / etc/fstab

Due to too many parted partition operations, the partition of the mounted directory does not exist after each restart.

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