Deepthi Sigireddi

The DCO needs to be fixed. If the reviewers like the change, we can run CI.

@michaellee8 let us know once you have a working fix. At that time we can review and run CI.

Full set of flags needed for s3: ``` --backup_storage_implementation=s3 --s3_backup_aws_endpoint=s3.endpoint.com --s3_backup_aws_region=eu-central-003 --s3_backup_storage_bucket=fake-bucket-name --s3_backup_storage_root=vt ``` There are similar flags for `gcs`

Suggestion from @sougou is that we should always use the cache -- deprecating/removing `cacheValid` and `cache_ttl` -- and refresh the topo in a separate goroutine.

We are in the in-between state right now where release-15.0 branch has been created but is not yet open for back ports (until rc1 is released). When that opens up,...

@notfelineit I just noticed that DCO check is failing. You will need to squash all the commits and add a sign-off. ``` git commit -a -s ```

Nicely written proposal. A few questions/comments: - In terms of topology, the restored tablet is part of the same existing keyspace/shard. Correct? - Assuming that is correct, the restored tablet...

I've addressed the feedback, and except for the known issue with vtbackup_transform, tests are passing. When we merge this, we also need to remove a bunch of required checks and...

@rsajwani can you create an issue that describes the symptoms caused by this issue?

> `Cluster (vttablet_prscomplex)` fails repeatedly, but I see it has nothing to do with this PR. Yes, it was broken by #11592. @harshit-gangal is planning to revert that and fix...