If the parameter value is 4, this means that filesystem/LVM is in read-only mode and the value needs to be changed to 1: dracut:/etc/lvm# vi lvm.conf … # LVM uses built-in clustered locking with clvmd. # This is incompatible with lvmetad. If use_lvmetad is enabled, # LVM ...
linux-c3k3:~ # vgs --partial Partial mode. Incomplete volume groups will be activated read-only. Couldn't find device with uuid '7m0QBR-3kNP-J0fq-GwAq-iv6u-LQkF-yhJh5R'. ... VG #PV #LV #SN Attr VSize VFree system 2 1 0 rz-pn-...
[23:22:38 root@CentOS8 ~]#lvdisplay --- Logical volume --- LV Path /dev/vg-mysql/mysql LV Name mysql VG Name vg-mysql LV UUID U0GvVM-sfGm-gvF0-LUCi-7uck-sbMz-pBtDs3 LV Write Access read/write LV Creation host, time CentOS8.magedu.org.41, 2022-12-02 22:41:41 +0800 LV S...
Warning: Unable to open /dev/sr0 read-write (Read-only file system). /dev/sr0 has been opened read-only. Warning: Unable to open /dev/sr0 read-write (Read-only file system). /dev/sr0 has been opened read-only. Warning: Unable to open /dev/sr0 read-write (Read-only file syste...
命令语法:mdadm [mode] <raiddevices> [options] <component-devices> 支持的RAID级别:LINEAR,RAID0,RAID1,RAID4,RIAD5,RAID6,RAID10 <raiddevices> :/dev/md# <component-devices>:任意块设备 [options]: 模式: 创建:创建RAID设备 -C -n #: 使用#个块设备来创建次RAID ...
Partial mode. Incomplete volume groups will be activated read-only. VG #PV #LV #SN Attr VSize VFree Devices VolGroup00 1 2 0 wz–n- 3.88G 0 /dev/sda2(0) VolGroup00 1 2 0 wz–n- 3.88G 0 /dev/sda2(92) lvm_test 2 2 0 wz–n- 1016.00M 896.00M pvmove0(0) ...
[ --cachemode writethrough|writeback|passthrough ] [ --cachepolicy String ] [ --cachesettings String ] [ --cachemetadataformat auto|1|2 ] [ COMMON_OPTIONS ] [ PV ... ] Common options for command: [ -a|--activate y|n|ay ] [ -A|--autobackup y|n ] [ -C|--contiguous y|n ...
/dev/cdrom: open failed: Read-only file system Do you really want to remove active logical volume "snaplv1"? [y/n]: y Logical volume "snaplv1" successfully removed 七、当有一天实体磁盘的分区出现了故障,必须要更换硬盘时,该如何处理?LVM提供了pvmove工具,可以将一个物理卷上的数据转移到另外一个...
switch off the mode (command 'c') and change display units to sectors (command 'u'). Command (m for help): n #新增一个新分区 Command action e extended p primary partition (1-4) p #新增的分区选择为主分区 Partition number (1-4): 1 #默认为主分区编号为1 ...
它对磁盘的写入速度非常慢：1.查看磁盘情况：fdisk -l 2.对磁盘sdb进行分区： 命令：fdisk /dev/sdb...