Please disregard my previous result, the xz -0 does generate a bigger .xz , it was a test running in parallel which updated the .xz file.
I'll attach the full test results when it is finished, but the actual file size was bigger with xz -0:
323M ubuntu-16.04.3-preinstalled-server-armhf+raspi2.img.xz
Please disregard my previous result, the xz -0 does generate a bigger .xz , it was a test running in parallel which updated the .xz file.
I'll attach the full test results when it is finished, but the actual file size was bigger with xz -0: 16.04.3- preinstalled- server- armhf+raspi2. img.xz
323M ubuntu-