How to change non linear values in X axis to linear?

In red I’ve demonstrated what I want to achieve. Basically GiB written must increase in linear way from 0 to 16 and GiB/s must be properly interpolated.

My ODS file
log.ods

Hello

just change your graph type to “XY (Scatter)” and you’ll get what you requested. See screenshot.

image description

If the answer is correct or helped you to fix your problem, please click the check mark (:heavy_check_mark:) next to the answer.

Thank you! Unfortunately I’m not allowed to upvote your answer due to lack of points.

But you could click the check mark (:heavy_check_mark:) next to the answer (which turns to green). Marking an answer as correct is a different thing than to upvote.