and swapoff all swap partitions on this disk. The device contains 'LVM2_member' signature and ...
if [ -e/proc/lvm -a -x /sbin/vgchange -a -f /etc/lvmtab ]; then action$"Setting up Logical Volume Management:" /sbin/vgscan &&/sbin/vgchange -a y fi 其中关键是两个命令,vgscan命令实现扫描所有磁盘得到卷组信息,并创建文件卷组数据文件/etc/lvmtab和/etc/lvmtab.d/*;vgchange -a y命...
PV UUID jNZEdd-Jr97-0Yi9-c7p3-W7ZP-ln3D-pgAcTG # PV UUID "/dev/sdc" is a new physical volume of "20.00 GiB" # 新建的 PV ,通过 "/dev/sdc" 创建的 --- NEW Physical volume --- PV Name /dev/sdc VG Name PV Size 20.00 GiB Allocatable NO PE Size 0 Total PE 0 Free PE 0 ...
Wiping linux_raid_member signature on /dev/vg_test_01/lv_test_01. WARNING: ext4 signature detected on /dev/vg_test_01/lv_test_01 at offset 1080. Wipe it? [y/n]: y Wiping ext4 signature on /dev/vg_test_01/lv_test_01. Logical volume "lv_test_01" created. lv的移除 [root@centos...
WARNING: ext4 signature detected on /dev/sdb at offset 1080. Wipe it? [y/n]: 在创建 PV 的时候会擦除磁盘上已有的数据,所以在创建 PV 之前,一定要注意是否存在数据,数据无价 语法格式 单磁盘:pvcreate /dev/sdb 多磁盘:pvcreate /dev/sdb /dev/sdc或者pvcreate /dev/{sdb,sdc}(只是把指定的磁盘变...
Device does not contain a recognized partition table 使用磁盘标识符 0x8efba6fd 创建新的 DOS 磁盘标签。 命令(输入 m 获取帮助):n Partition type: p primary (0 primary, 0 extended, 4 free) e extended Select (default p): p 分区号 (1-4,默认 1): ...
dd: error writing '/mnt/VDO-LV-1/test1.img': No space left on device 6024+0 records in 6023+0 records out 6315573248 bytes (6.3 GB, 5.9 GiB) copied, 59.6832 s, 106 MB/s lvs -a Output : LV VG Attr LSize Pool Origin Data% Meta% Move Log Cpy%Sync Convert ...
Device Boot Start End Blocks Id System /dev/sdb1 2048 104857599 52427776 8e Linux LVM 发现还是一样,/dev/sdb没有扩容到100G,网上查找资料发现,使用下面命令Linux下rescan相当于给pcie设备做重启操作,就可以识别到新增加的磁盘,从而实现在线扩容,不需要重启服务器 ...
Device does not contain a recognized partition table 使用磁盘标识符 0x1e10dfa0 创建新的 DOS 磁盘标签。 命令(输入 m 获取帮助):p 磁盘/dev/sdc:53.7 GB,53687091200字节,104857600 个扇区 Units=扇区 of1*512=512bytes 扇区大小(逻辑/物理):512 字节 /512字节 ...
type: dos Disk identifier: 0x6180123f Device Boot Start End Blocks Id System /dev/sdb1 2048 20973567 10485760 8e Linux LVM /dev/sdb2 20973568 41945087 10485760 8e Linux LVM /dev/sdb3 41945088 62916607 10485760 8e Linux LVM Command (m for help): w The partition table has been altered!