Description of problem:

VM -> Metrics (Tab) -> Migration (section at the end of the page).
There are 3 diagrams, titled
Migration chart - What does this mean?
KV data transfer rate - What does this mean!?
LieMigration Porgress is at least descriptive.

In this screenshot there is no data, this is not the problem, the problem is the lack of details of what the diagrams are displaying.

Version-Release number of selected component (if applicable):

4.15

How reproducible:

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