further grafana dashboard improvements

- removed unused overrides
- addressed issue using $__interval which doesn't work as well as
$interval
- addressed issue where multiple channels may not give correct output
Signed-off-by: D <d_kelsey@uk.ibm.com>
This commit is contained in:
D 2022-02-01 18:17:14 +00:00
parent 5d3cc66c25
commit 187888b741