Remote_cache totally broken for multi-server setup

We have multiple grafana instances load-balanced with a shared database, and recently upgraded to 6.2.1 from 6.1.6.

The default database based remote_cache implementation is totally non-functional for this case and causes around 20% of requests to return a 500 due to

The redis remote_cache implementation appears to not work at all because of type confusion in the implementation; see

Does anyone know if there’s a way to turn off the remote_cache functionality since none of the backends seem to actually be functional?