Grafana 5 changed its URL scheme to include a unique ID for every dashboard, which makes their URLs stable across renames. For now, it will redirect old URLs to new ones, but this will probably change in a future release.
Non-exhaustive list of places that should be checked for grafana URLs to update:
[X] [metawiki](https://meta.wikimedia.org/w/index.php?title=Special:Search&limit=500&offset=0&ns0=1&ns12=1&ns100=1&ns102=1&ns104=1&ns106=1&search=%22grafana.wikimedia.org%22&advancedSearch-current={}) (done except for pages containing historical IRC logs)
[ ] [mediawiki.org](https://www.mediawiki.org/w/index.php?title=Special:Search&limit=500&offset=0&ns0=1&ns12=1&ns100=1&ns102=1&ns104=1&ns106=1&search=%22grafana.wikimedia.org%22&advancedSearch-current={})
[ ] [wikitech](https://wikitech.wikimedia.org/w/index.php?title=Special:Search&limit=500&offset=0&ns0=1&ns12=1&ns100=1&ns102=1&ns104=1&ns106=1&search=%22grafana.wikimedia.org%22&advancedSearch-current={})
[ ] puppet repo