Too many grpclogger's logs

[youjiali1995]

Bug Report

Please answer these questions before submitting your issue. Thanks!

1. Minimal reproduce step (Required)

Start a nightly TiDB.

2. What did you expect to see? (Required)

No grpclogger's logs.

3. What did you see instead (Required)

[2021/06/03 23:46:06.120 +08:00] [WARN] [grpclogger.go:85] ["grpc: Server.Serve failed to create ServerTransport: connection error: desc = \"transport: http2Server.HandleStreams failed to receive the preface from client: EOF\""] [system=grpc] [grpc_log=true]
[2021/06/03 23:46:19.391 +08:00] [INFO] [grpclogger.go:77] ["ccResolverWrapper: sending new addresses to cc: [{http://127.0.0.1:2379  <nil> 0 <nil>}]"] [system=grpc] [grpc_log=true]
[2021/06/03 23:46:19.404 +08:00] [INFO] [grpclogger.go:77] ["ccResolverWrapper: sending new addresses to cc: [{http://127.0.0.1:2379  <nil> 0 <nil>}]"] [system=grpc] [grpc_log=true]
[2021/06/03 23:46:36.121 +08:00] [WARN] [grpclogger.go:85] ["grpc: Server.Serve failed to create ServerTransport: connection error: desc = \"transport: http2Server.HandleStreams failed to receive the preface from client: EOF\""] [system=grpc] [grpc_log=true]
[2021/06/03 23:46:49.392 +08:00] [INFO] [grpclogger.go:77] ["ccResolverWrapper: sending new addresses to cc: [{http://127.0.0.1:2379  <nil> 0 <nil>}]"] [system=grpc] [grpc_log=true]
[2021/06/03 23:46:49.405 +08:00] [INFO] [grpclogger.go:77] ["ccResolverWrapper: sending new addresses to cc: [{http://127.0.0.1:2379  <nil> 0 <nil>}]"] [system=grpc] [grpc_log=true]
[2021/06/03 23:47:06.121 +08:00] [WARN] [grpclogger.go:85] ["grpc: Server.Serve failed to create ServerTransport: connection error: desc = \"transport: http2Server.HandleStreams failed to receive the preface from client: EOF\""] [system=grpc] [grpc_log=true]
[2021/06/03 23:47:19.394 +08:00] [INFO] [grpclogger.go:77] ["ccResolverWrapper: sending new addresses to cc: [{http://127.0.0.1:2379  <nil> 0 <nil>}]"] [system=grpc] [grpc_log=true]
[2021/06/03 23:47:19.406 +08:00] [INFO] [grpclogger.go:77] ["ccResolverWrapper: sending new addresses to cc: [{http://127.0.0.1:2379  <nil> 0 <nil>}]"] [system=grpc] [grpc_log=true]
[2021/06/03 23:47:36.121 +08:00] [WARN] [grpclogger.go:85] ["grpc: Server.Serve failed to create ServerTransport: connection error: desc = \"transport: http2Server.HandleStreams failed to receive the preface from client: EOF\""] [system=grpc] [grpc_log=true]
[2021/06/03 23:47:49.396 +08:00] [INFO] [grpclogger.go:77] ["ccResolverWrapper: sending new addresses to cc: [{http://127.0.0.1:2379  <nil> 0 <nil>}]"] [system=grpc] [grpc_log=true]
[2021/06/03 23:47:49.407 +08:00] [INFO] [grpclogger.go:77] ["ccResolverWrapper: sending new addresses to cc: [{http://127.0.0.1:2379  <nil> 0 <nil>}]"] [system=grpc] [grpc_log=true]
[2021/06/03 23:48:06.120 +08:00] [WARN] [grpclogger.go:85] ["grpc: Server.Serve failed to create ServerTransport: connection error: desc = \"transport: http2Server.HandleStreams failed to receive the preface from client: EOF\""] [system=grpc] [grpc_log=true]
[2021/06/03 23:48:19.398 +08:00] [INFO] [grpclogger.go:77] ["ccResolverWrapper: sending new addresses to cc: [{http://127.0.0.1:2379  <nil> 0 <nil>}]"] [system=grpc] [grpc_log=true]
[2021/06/03 23:48:19.409 +08:00] [INFO] [grpclogger.go:77] ["ccResolverWrapper: sending new addresses to cc: [{http://127.0.0.1:2379  <nil> 0 <nil>}]"] [system=grpc] [grpc_log=true]
[2021/06/03 23:48:36.121 +08:00] [WARN] [grpclogger.go:85] ["grpc: Server.Serve failed to create ServerTransport: connection error: desc = \"transport: http2Server.HandleStreams failed to receive the preface from client: EOF\""] [system=grpc] [grpc_log=true]
[2021/06/03 23:48:49.400 +08:00] [INFO] [grpclogger.go:77] ["ccResolverWrapper: sending new addresses to cc: [{http://127.0.0.1:2379  <nil> 0 <nil>}]"] [system=grpc] [grpc_log=true]
[2021/06/03 23:48:49.410 +08:00] [INFO] [grpclogger.go:77] ["ccResolverWrapper: sending new addresses to cc: [{http://127.0.0.1:2379  <nil> 0 <nil>}]"] [system=grpc] [grpc_log=true]
[2021/06/03 23:49:06.121 +08:00] [WARN] [grpclogger.go:85] ["grpc: Server.Serve failed to create ServerTransport: connection error: desc = \"transport: http2Server.HandleStreams failed to receive the preface from client: EOF\""] [system=grpc] [grpc_log=true]
[2021/06/03 23:49:19.401 +08:00] [INFO] [grpclogger.go:77] ["ccResolverWrapper: sending new addresses to cc: [{http://127.0.0.1:2379  <nil> 0 <nil>}]"] [system=grpc] [grpc_log=true]
[2021/06/03 23:49:19.411 +08:00] [INFO] [grpclogger.go:77] ["ccResolverWrapper: sending new addresses to cc: [{http://127.0.0.1:2379  <nil> 0 <nil>}]"] [system=grpc] [grpc_log=true]

4. What is your TiDB version? (Required)

Seems introduced by #23534.

[youjiali1995]

/cc @SabaPing

[bb7133]

I don't think it's a bug, changed it to 'enhancement'.

[youjiali1995]

Already fixed.