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#冲刺创作新星# GPT PMBR size mismatch 原创
GabrielWu
发布于 2022-10-8 11:05
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修改Ubuntu磁盘大小，出现GPT PMBR size mismatch警告
root@MSP:~# fdisk -l
Disk /dev/loop0: 55.51 MiB, 58204160 bytes, 113680 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk /dev/loop1: 55.56 MiB, 58261504 bytes, 113792 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk /dev/loop2: 61.96 MiB, 64970752 bytes, 126896 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk /dev/loop3: 61.96 MiB, 64966656 bytes, 126888 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk /dev/loop4: 67.24 MiB, 70508544 bytes, 137712 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk /dev/loop5: 67.81 MiB, 71106560 bytes, 138880 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk /dev/loop6: 43.59 MiB, 45703168 bytes, 89264 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk /dev/loop7: 46.96 MiB, 49242112 bytes, 96176 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
GPT PMBR size mismatch (67108863 != 1048575999) will be corrected by write.
Disk /dev/sda: 500 GiB, 536870912000 bytes, 1048576000 sectors
Disk model: Virtual disk
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disklabel type: gpt
Disk identifier: 302D8DB9-3EFB-4663-9105-CD07FFF1202B
Device Start End Sectors Size Type
/dev/sda1 2048 4095 2048 1M BIOS boot
/dev/sda2 4096 2101247 2097152 1G Linux filesystem
/dev/sda3 2101248 67106815 65005568 31G Linux filesystem
Disk /dev/mapper/ubuntu--vg-ubuntu--lv: 20 GiB, 21474836480 bytes, 41943040 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
使用parted工具修复，resizepart 3 100%
root@MSP:~# parted /dev/sda
GNU Parted 3.4
Using /dev/sda
Welcome to GNU Parted! Type 'help' to view a list of commands.
(parted) print
Model: VMware Virtual disk (scsi)
Disk /dev/sda: 537GB
Sector size (logical/physical): 512B/512B
Partition Table: gpt
Disk Flags:
Number Start End Size File system Name Flags
1 1049kB 2097kB 1049kB bios_grub
2 2097kB 1076MB 1074MB ext4
3 1076MB 34.4GB 33.3GB
(parted) resizepart 3 100%
(parted) quit
Information: You may need to update /etc/fstab.
root@MSP:~# fdisk -l
Disk /dev/loop0: 55.51 MiB, 58204160 bytes, 113680 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk /dev/loop1: 55.56 MiB, 58261504 bytes, 113792 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk /dev/loop2: 61.96 MiB, 64970752 bytes, 126896 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk /dev/loop3: 61.96 MiB, 64966656 bytes, 126888 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk /dev/loop4: 67.24 MiB, 70508544 bytes, 137712 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk /dev/loop5: 67.81 MiB, 71106560 bytes, 138880 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk /dev/loop6: 43.59 MiB, 45703168 bytes, 89264 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk /dev/loop7: 46.96 MiB, 49242112 bytes, 96176 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk /dev/sda: 500 GiB, 536870912000 bytes, 1048576000 sectors
Disk model: Virtual disk
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disklabel type: gpt
Disk identifier: 302D8DB9-3EFB-4663-9105-CD07FFF1202B
Device Start End Sectors Size Type
/dev/sda1 2048 4095 2048 1M BIOS boot
/dev/sda2 4096 2101247 2097152 1G Linux filesystem
/dev/sda3 2101248 1048575966 1046474719 499G Linux filesystem
Disk /dev/mapper/ubuntu--vg-ubuntu--lv: 20 GiB, 21474836480 bytes, 41943040 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
root@MSP:~# df -h
Filesystem Size Used Avail Use% Mounted on
tmpfs 1.6G 1.5M 1.6G 1% /run
/dev/mapper/ubuntu--vg-ubuntu--lv 20G 7.3G 12G 40% /
tmpfs 7.8G 0 7.8G 0% /dev/shm
tmpfs 5.0M 0 5.0M 0% /run/lock
/dev/sda2 974M 219M 689M 25% /boot
tmpfs 1.6G 4.0K 1.6G 1% /run/user/0
pvresize /dev/sda3
root@MSP:~# pvresize /dev/sda3
Physical volume "/dev/sda3" changed
1 physical volume(s) resized or updated / 0 physical volume(s) not resized
root@MSP:~# lvdisplay
--- Logical volume ---
LV Path /dev/ubuntu-vg/ubuntu-lv
LV Name ubuntu-lv
VG Name ubuntu-vg
LV UUID ndVTih-y5y9-29rj-3mg9-r5f6-487o-3YNUXD
LV Write Access read/write
LV Creation host, time ubuntu-server, 2021-02-05 01:51:24 +0000
LV Status available
# open 1
LV Size 20.00 GiB
Current LE 5120
Segments 1
Allocation inherit
Read ahead sectors auto
- currently set to 256
Block device 253:0
root@MSP:~# pvs
PV VG Fmt Attr PSize PFree
/dev/sda3 ubuntu-vg lvm2 a-- <499.00g <479.00g
lvextend
root@MSP:~# lvextend -l +100%FREE /dev/ubuntu-vg/ubuntu-lv
Size of logical volume ubuntu-vg/ubuntu-lv changed from 20.00 GiB (5120 extents) to <499.00 GiB (127743 extents).
Logical volume ubuntu-vg/ubuntu-lv successfully resized.
root@MSP:~# df -Th
Filesystem Type Size Used Avail Use% Mounted on
tmpfs tmpfs 1.6G 1.5M 1.6G 1% /run
/dev/mapper/ubuntu--vg-ubuntu--lv ext4 20G 7.3G 12G 40% /
tmpfs tmpfs 7.8G 0 7.8G 0% /dev/shm
tmpfs tmpfs 5.0M 0 5.0M 0% /run/lock
/dev/sda2 ext4 974M 219M 689M 25% /boot
tmpfs tmpfs 1.6G 4.0K 1.6G 1% /run/user/0
root@MSP:~# pvs
PV VG Fmt Attr PSize PFree
/dev/sda3 ubuntu-vg lvm2 a-- <499.00g 0
root@MSP:~# lvdisplay
--- Logical volume ---
LV Path /dev/ubuntu-vg/ubuntu-lv
LV Name ubuntu-lv
VG Name ubuntu-vg
LV UUID ndVTih-y5y9-29rj-3mg9-r5f6-487o-3YNUXD
LV Write Access read/write
LV Creation host, time ubuntu-server, 2021-02-05 01:51:24 +0000
LV Status available
# open 1
LV Size <499.00 GiB
Current LE 127743
Segments 1
Allocation inherit
Read ahead sectors auto
- currently set to 256
Block device 253:0
ext4使用resize2fs
root@MSP:~# resize2fs /dev/ubuntu-vg/ubuntu-lv
resize2fs 1.46.5 (30-Dec-2021)
Filesystem at /dev/ubuntu-vg/ubuntu-lv is mounted on /; on-line resizing required
old_desc_blocks = 3, new_desc_blocks = 63
The filesystem on /dev/ubuntu-vg/ubuntu-lv is now 130808832 (4k) blocks long.
root@MSP:~# df -h
Filesystem Size Used Avail Use% Mounted on
tmpfs 1.6G 1.5M 1.6G 1% /run
/dev/mapper/ubuntu--vg-ubuntu--lv 491G 7.3G 464G 2% /
tmpfs 7.8G 0 7.8G 0% /dev/shm
tmpfs 5.0M 0 5.0M 0% /run/lock
/dev/sda2 974M 219M 689M 25% /boot
tmpfs 1.6G 4.0K 1.6G 1% /run/user/0
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已于2022-10-8 11:05:00修改
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