diff --git a/rdsn b/rdsn
index fa251e2919abef66bbd2ca52920477ae96f899ce..a2d54cfb1dac6a18d5d02a3b8467c9f20c08a6c7 160000
--- a/rdsn
+++ b/rdsn
@@ -1 +1 @@
-Subproject commit fa251e2919abef66bbd2ca52920477ae96f899ce
+Subproject commit a2d54cfb1dac6a18d5d02a3b8467c9f20c08a6c7
diff --git a/run.sh b/run.sh
index a74974118f4111b1dbdcbc51a095ade99d6177c7..d1319fbe19aeb1c70b7509b6ce11799ca385946f 100755
--- a/run.sh
+++ b/run.sh
@@ -519,7 +519,7 @@ function usage_start_onebox()
 function run_start_onebox()
 {
     META_COUNT=3
-    REPLICA_COUNT=3
+    REPLICA_COUNT=5
     COLLECTOR_COUNT=0
     APP_NAME=temp
     PARTITION_COUNT=8
diff --git a/src/server/config-server.ini b/src/server/config-server.ini
index 26e2cd540f60e6001cfcc651f5972e36f5624ee0..b8d45ab72e894838897bb62dc2c14c3b6ababa95 100644
--- a/src/server/config-server.ini
+++ b/src/server/config-server.ini
@@ -44,7 +44,7 @@ cli_remote = true
 ;aio_factory_name = dsn::tools::native_aio_provider
 start_nfs = true
 
-logging_start_level = LOG_LEVEL_DEBUG
+logging_start_level = LOG_LEVEL_INFORMATION
 logging_factory_name = dsn::tools::simple_logger
 ;logging_factory_name = dsn::tools::screen_logger
 ;logging_factory_name = dsn::tools::hpc_logger
@@ -74,6 +74,7 @@ random_seed = 0
 [network]
 ; how many network threads for network library(used by asio)
 io_service_worker_count = 4
+connection_threshold_endpoint = 7
 
 ; specification for each thread pool
 [threadpool..default]
diff --git a/src/server/config.ini b/src/server/config.ini
index b938f63a7e8256afc9f09822f39f1c1020d3891a..93f23c8726d7a5053adb53cf56055e9bea3c2e08 100644
--- a/src/server/config.ini
+++ b/src/server/config.ini
@@ -51,7 +51,7 @@
   enable_default_app_mimic = true
   start_nfs = true
 
-  logging_start_level = LOG_LEVEL_DEBUG
+  logging_start_level = LOG_LEVEL_INFORMATION
   logging_factory_name = dsn::tools::simple_logger
   logging_flush_on_exit = true