Update Grafana Dashboards

[geekodour]

A meta issue to track issues related to update grafana dashboards for test-infra.

• Add GithubAction to update Grafana Dashboards Add automation to update Grafana Dashboards #309
• Refactor the grafana dashboards to show a more consistent memory usage. Refactor the grafana dashboards to show a more consistent memory usage. #324
• Revisit all current dashboards to add new and remove unneeded to make them more useful for catching bugs. Revisit all current dashboards to add new and remove unneeded to make them more useful for catching bugs. #186
• Node Exporter does not get filesystem size metrics from SSD path /mnt/disks/ssd0 Node Exporter does not get filesystem size metrics from SSD path /mnt/disks/ssd0 #159
• Add explanations to all panels on the Prombench dashboard Add explanations to all panels on the Prombench dashboard #305
• Loki not showing previous test prometheus instance logs Loki not showing previous test prometheus instance logs #322

[Harkishen-Singh]

Taking this up. Thank you.

[geekodour]

@Harkishen-Singh this is part of a gsoc task (https://github.com/cncf/soc#update-grafana-dashboards-for-test-infra), you can include this task in your proposal but keeping this task open will be a good idea as other students might be interested to work on this as well.