Convert .VMDK to .ISO using Qemu in Ubuntu

 1. Install qemu and utilities.

ariel@UBUNTU-E752:~$ sudo apt-get install qemu
ariel@UBUNTU-E752:~$ sudo apt install qemu-utils

 command: qemu-img convert -f vmdk filename.vmdk filename.raw

example:

ariel@UBUNTU-E752:~/Documents$ qemu-img convert -f vmdk FlowCollector.vmdk FlowCollector.raw

2. Write to .iso file"

command: dd if=filename.raw of=filename.iso

example:

ariel@UBUNTU-E752:~/Documents$ dd if=FlowCollector.raw of=Flowcollector.iso
104857600+0 records in
104857600+0 records out
53687091200 bytes (54 GB, 50 GiB) copied, 520.074 s, 103 MB/s