kis*_*rgy 16 linux ubuntu filesystems lvm
我有一个带有两个磁盘的 LVM2 卷。较大的磁盘损坏了,所以我不能 pvmove。将它从组中删除以从另一个磁盘保存最多数据的最佳方法是什么?这是我的 pvdisplay 输出:
Couldn't find device with uuid WWeM0m-MLX2-o0da-tf7q-fJJu-eiGl-e7UmM3.
--- Physical volume ---
PV Name unknown device
VG Name media
PV Size 1,82 TiB / not usable 1,05 MiB
Allocatable yes (but full)
PE Size 4,00 MiB
Total PE 476932
Free PE 0
Allocated PE 476932
PV UUID WWeM0m-MLX2-o0da-tf7q-fJJu-eiGl-e7UmM3
--- Physical volume ---
PV Name /dev/sdb1
VG Name media
PV Size 931,51 GiB / not usable 3,19 MiB
Allocatable yes (but full)
PE Size 4,00 MiB
Total PE 238466
Free PE 0
Allocated PE 238466
PV UUID oUhOcR-uYjc-rNTv-LNBm-Z9VY-TJJ5-SYezce
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所以我想删除未知设备(系统中不存在)。没有新磁盘可以做到这一点吗?文件系统是ext4。
小智 20
# pvdisplay
Couldn't find device with uuid EvbqlT-AUsZ-MfKi-ZSOz-Lh6L-Y3xC-KiLcYx.
--- Physical volume ---
PV Name /dev/sdb1
VG Name vg_srvlinux
PV Size 931.51 GiB / not usable 4.00 MiB
Allocatable yes (but full)
PE Size 4.00 MiB
Total PE 238466
Free PE 0
Allocated PE 238466
PV UUID xhwmxE-27ue-dHYC-xAk8-Xh37-ov3t-frl20d
--- Physical volume ---
PV Name unknown device
VG Name vg_srvlinux
PV Size 465.76 GiB / not usable 3.00 MiB
Allocatable yes (but full)
PE Size 4.00 MiB
Total PE 119234
Free PE 0
Allocated PE 119234
PV UUID EvbqlT-AUsZ-MfKi-ZSOz-Lh6L-Y3xC-KiLcYx
# vgreduce --removemissing --force vg_srvlinux
Couldn't find device with uuid EvbqlT-AUsZ-MfKi-ZSOz-Lh6L-Y3xC-KiLcYx.
Removing partial LV LogVol00.
Logical volume "LogVol00" successfully removed
Wrote out consistent volume group vg_srvlinux
# pvdisplay
--- Physical volume ---
PV Name /dev/sdb1
VG Name vg_srvlinux
PV Size 931.51 GiB / not usable 4.00 MiB
Allocatable yes
PE Size 4.00 MiB
Total PE 238466
Free PE 238466
Allocated PE 0
PV UUID xhwmxE-27ue-dHYC-xAk8-Xh37-ov3t-frl20d
Run Code Online (Sandbox Code Playgroud)
现在一切正常!
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