How to resize disk(no lvm) in proxmox ve
Today I met a problem that I need to extend disk image for a ubuntu server which is a virtual machine hosted in proxmox ve.
Resizing disk images
First thing first, I need resize the disk images of the virtual machine.I can do it both in command line or via web management interface.
- Extend disk size of virtual machine via shell command
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| # Extend disk size of virtual machine with vid 136 with 100G
qm resize 136 virtio0 +100G
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- Extend disk size of virtual machien via web interface
"Datacenter" | "$Node" | $VIRTUAL_MACHINE | "HARDWARE" | "HARD DISK(SCSI0)" | "RESIZE DISK" | "size Increment(GiB) | "100" | "Resize disk"
Enlarge the partition in the virtual disk
Login the virtual machine and run command as show below:
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| # show disk device
ls -al /dev/sda*
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- Run parted with command
parted /dev/sda
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| root@xxx-xxxx-server:~# parted /dev/sda
GNU Parted 3.2
Using /dev/sda
Welcome to GNU Parted! Type 'help' to view a list of commands.
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| (parted) print
Model: QEMU QEMU HARDDISK (scsi)
Disk /dev/sda: 389GB
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 30720kB 30GB 30GB ext4
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- Resize partition with command
resizepart.
- select partition which I wanted to resize.
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| Warning: Partition /dev/sda2 is being used. Are you sure you want to continue?
Yes/No? y
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| End? [30GB]? 200GB
(parted) print
Model: QEMU QEMU HARDDISK (scsi)
Disk /dev/sda: 389GB
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 200GB 200GB ext4
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Enlarge partition with resize2f
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| resize2f /dev/sda2 99G
# Show size of partition
df -h
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Swell