Procedure to resize disk partition in Photon OS

Products

• VMware Cloud Director

Issue/Introduction

• A disk partition in Photon OS is full or nearing maximum capacity.
• Verify the current capacity utilization and available free space by running the command "df -h".

 

Environment

photon 3.x

Resolution

Add a new disk to the Virtual Machine and then resize the partition.

Please find the procedure to increase the file system below

1.Add a new disk to the virtual machine with the desired size.

2. Run partition command 

root@localhost [ ~ ]# parted
GNU Parted 3.2
Using /dev/sda
Welcome to GNU Parted! Type 'help' to view a list of commands.
(parted)

3. List all partitions available to fix the GPT and check the last partition number:

(parted) print free
print free
Model: VMware Virtual disk (scsi)
Disk /dev/sda: 21.5GB
Sector size (logical/physical): 512B/512B
Partition Table: msdos
Disk Flags:

Number Start End Size Type File system Flags
        32.3kB 1049kB 1016kB Free Space
 1 1049kB 139MB 138MB primary ext3
 2 139MB 4442MB 4302MB primary linux-swap(v1)
 3 4442MB 12.0GB 7516MB primary ext3 boot
 4 12.0GB 19.5GB 7516MB primary ext3
        19.5GB 21.5GB 2001MB Free Space

4.Resizing partition  to use free space

(parted) resizepart
resizepart
Partition number? 4
4
Warning: Partition /dev/sda4 is being used. Are you sure you want to continue?
Yes/No? Yes
Yes
End? [19.5GB]? 21400
21400

5. List partition to see the size of partition increased.

(parted) print
print
Model: VMware Virtual disk (scsi)
Disk /dev/sda: 21.5GB
Sector size (logical/physical): 512B/512B
Partition Table: msdos
Disk Flags:

Number Start End Size Type File system Flags
 1 1049kB 139MB 138MB primary ext3
 2 139MB 4442MB 4302MB primary linux-swap(v1)
 3 4442MB 12.0GB 7516MB primary ext3 boot
 4 12.0GB 21.4GB 9442MB primary ext3

6. Exit from parted prompt.

(parted) q