remove main jrpc interface

plugin/dapp/paracross/cmd/build/chain33.para.toml

@@ -60,7 +60,7 @@ grpcBindAddr="localhost:8902"
 whitelist=["127.0.0.1"]
 jrpcFuncWhitelist=["*"]
 grpcFuncWhitelist=["*"]
-mainnetJrpcAddr= "http://localhost:8801"
+
 
 [mempool]
 name="timeline"

plugin/dapp/paracross/cmd/build/nginx.conf

@@ -4,7 +4,7 @@ worker_processes  1;
 
 events {
     #worker_connections 1024 may not enough
-    worker_connections  10240;
+    worker_connections  204800;
 }