`slack-vitess-r15.0.5`: backport v20 `vtgate` syscall/topo-call optimizations#227

Merged

timvaillancourt merged 7 commits intoslack-vitess-r15.0.5from

bp-vtgate-sycalls-slack-vitess-r15.0.5

Mar 15, 2024

Commits on Feb 27, 2024

Load `--grpc_auth_static_client_creds` file once (#15030)
timvaillancourt
committed
Filter by keyspace earlier in `tabletgateway`s `WaitForTablets(...)` (#15347)
timvaillancourt
committed

Commits on Feb 28, 2024

Commits on Mar 14, 2024