diff --git a/trunk/src/app/srs_app_http_api.cpp b/trunk/src/app/srs_app_http_api.cpp
index 2825713c7..a7a8fe65f 100755
--- a/trunk/src/app/srs_app_http_api.cpp
+++ b/trunk/src/app/srs_app_http_api.cpp
@@ -113,11 +113,11 @@ int SrsGoApiV1::serve_http(ISrsHttpResponseWriter* w, ISrsHttpMessage* r)
             << SRS_JFIELD_STR("vhosts", "dumps vhost to json") << SRS_JFIELD_CONT
             << SRS_JFIELD_STR("streams", "dumps streams to json") << SRS_JFIELD_CONT
             << SRS_JFIELD_STR("clients", "dumps clients to json") << SRS_JFIELD_CONT
-            << SRS_JFIELD_ORG("test", SRS_JOBJECT_START)
+            << SRS_JFIELD_ORG("tests", SRS_JOBJECT_START)
                 << SRS_JFIELD_STR("requests", "show the request info") << SRS_JFIELD_CONT
                 << SRS_JFIELD_STR("errors", "always return an error 100") << SRS_JFIELD_CONT
                 << SRS_JFIELD_STR("redirects", "always redirect to /api/v1/test/errors") << SRS_JFIELD_CONT
-                << SRS_JFIELD_STR(".vhost.", "http vhost for error.srs.com/api/v1/test/errors")
+                << SRS_JFIELD_STR("[vhost]", "http vhost for http://error.srs.com:1985/api/v1/tests/errors")
             << SRS_JOBJECT_END
         << SRS_JOBJECT_END
         << SRS_JOBJECT_END;
diff --git a/trunk/src/app/srs_app_server.cpp b/trunk/src/app/srs_app_server.cpp
index afc82e965..3c5cfb227 100755
--- a/trunk/src/app/srs_app_server.cpp
+++ b/trunk/src/app/srs_app_server.cpp
@@ -811,19 +811,19 @@ int SrsServer::http_handle()
     }
     
     // test the request info.
-    if ((ret = http_api_mux->handle("/api/v1/test/requests", new SrsGoApiRequests())) != ERROR_SUCCESS) {
+    if ((ret = http_api_mux->handle("/api/v1/tests/requests", new SrsGoApiRequests())) != ERROR_SUCCESS) {
         return ret;
     }
     // test the error code response.
-    if ((ret = http_api_mux->handle("/api/v1/test/errors", new SrsGoApiError())) != ERROR_SUCCESS) {
+    if ((ret = http_api_mux->handle("/api/v1/tests/errors", new SrsGoApiError())) != ERROR_SUCCESS) {
         return ret;
     }
     // test the redirect mechenism.
-    if ((ret = http_api_mux->handle("/api/v1/test/redirects", new SrsHttpRedirectHandler("/api/v1/test/errors", SRS_CONSTS_HTTP_MovedPermanently))) != ERROR_SUCCESS) {
+    if ((ret = http_api_mux->handle("/api/v1/tests/redirects", new SrsHttpRedirectHandler("/api/v1/tests/errors", SRS_CONSTS_HTTP_MovedPermanently))) != ERROR_SUCCESS) {
         return ret;
     }
     // test the http vhost.
-    if ((ret = http_api_mux->handle("error.srs.com/api/v1/test/errors", new SrsGoApiError())) != ERROR_SUCCESS) {
+    if ((ret = http_api_mux->handle("error.srs.com/api/v1/tests/errors", new SrsGoApiError())) != ERROR_SUCCESS) {
         return ret;
     }
     
diff --git a/trunk/src/app/srs_app_statistic.cpp b/trunk/src/app/srs_app_statistic.cpp
index 0453c46d3..6d7b459bb 100755
--- a/trunk/src/app/srs_app_statistic.cpp
+++ b/trunk/src/app/srs_app_statistic.cpp
@@ -71,6 +71,10 @@ int SrsStatisticVhost::dumps(stringstream& ss)
             << SRS_JFIELD_ORG("clients", nb_clients) << SRS_JFIELD_CONT
             << SRS_JFIELD_ORG("send_bytes", kbps->get_send_bytes()) << SRS_JFIELD_CONT
             << SRS_JFIELD_ORG("recv_bytes", kbps->get_recv_bytes()) << SRS_JFIELD_CONT
+            << SRS_JFIELD_OBJ("kbps")
+                << SRS_JFIELD_ORG("r30s", kbps->get_recv_kbps_30s()) << SRS_JFIELD_CONT
+                << SRS_JFIELD_ORG("s30s", kbps->get_send_kbps_30s())
+            << SRS_JOBJECT_END << SRS_JFIELD_CONT
             << SRS_JFIELD_NAME("hls") << SRS_JOBJECT_START
                 << SRS_JFIELD_BOOL("enabled", hls_enabled);
     if (hls_enabled) {
@@ -123,6 +127,10 @@ int SrsStatisticStream::dumps(stringstream& ss)
             << SRS_JFIELD_ORG("clients", nb_clients) << SRS_JFIELD_CONT
             << SRS_JFIELD_ORG("send_bytes", kbps->get_send_bytes()) << SRS_JFIELD_CONT
             << SRS_JFIELD_ORG("recv_bytes", kbps->get_recv_bytes()) << SRS_JFIELD_CONT
+            << SRS_JFIELD_OBJ("kbps")
+                << SRS_JFIELD_ORG("r30s", kbps->get_recv_kbps_30s()) << SRS_JFIELD_CONT
+                << SRS_JFIELD_ORG("s30s", kbps->get_send_kbps_30s())
+            << SRS_JOBJECT_END << SRS_JFIELD_CONT
             << SRS_JFIELD_ORG("live_ms", srs_get_system_time_ms()) << SRS_JFIELD_CONT
             << SRS_JFIELD_STR("status", status) << SRS_JFIELD_CONT;
     
diff --git a/trunk/src/main/srs_main_server.cpp b/trunk/src/main/srs_main_server.cpp
index a91f637fb..73de98386 100644
--- a/trunk/src/main/srs_main_server.cpp
+++ b/trunk/src/main/srs_main_server.cpp
@@ -162,7 +162,7 @@ void show_macro_features()
 #endif
 
 #ifdef SRS_PERF_TCP_NODELAY
-    srs_warn("TCP_NODELAY enabled, hurts performance.");
+    srs_warn("TCP_NODELAY enabled, may hurts performance.");
 #else
     srs_trace("TCP_NODELAY disabled.");
 #endif
@@ -276,8 +276,8 @@ int main(int argc, char** argv)
     }
     
     srs_trace("srs(simple-rtmp-server) "RTMP_SIG_SRS_VERSION);
-    srs_trace("license: "RTMP_SIG_SRS_LICENSE);
-    srs_trace("primary: "RTMP_SIG_SRS_PRIMARY);
+    srs_trace("license: "RTMP_SIG_SRS_LICENSE", "RTMP_SIG_SRS_COPYRIGHT);
+    srs_trace("primary/master: "RTMP_SIG_SRS_PRIMARY);
     srs_trace("authors: "RTMP_SIG_SRS_AUTHROS);
     srs_trace("contributors: "SRS_AUTO_CONSTRIBUTORS);
     srs_trace("uname: "SRS_AUTO_UNAME);
diff --git a/trunk/src/protocol/srs_protocol_json.hpp b/trunk/src/protocol/srs_protocol_json.hpp
index 3f5e1e1de..3b7a8989f 100644
--- a/trunk/src/protocol/srs_protocol_json.hpp
+++ b/trunk/src/protocol/srs_protocol_json.hpp
@@ -215,10 +215,11 @@ that is:
 ////////////////////////////////////////////////////////////////////////
 #define SRS_JOBJECT_START "{"
 #define SRS_JFIELD_NAME(k) "\"" << k << "\":"
-#define SRS_JFIELD_STR(k, v) "\"" << k << "\":\"" << v << "\""
-#define SRS_JFIELD_ORG(k, v) "\"" << k << "\":" << std::dec << v
+#define SRS_JFIELD_OBJ(k) SRS_JFIELD_NAME(k) << SRS_JOBJECT_START
+#define SRS_JFIELD_STR(k, v) SRS_JFIELD_NAME(k) << "\"" << v << "\""
+#define SRS_JFIELD_ORG(k, v) SRS_JFIELD_NAME(k) << std::dec << v
 #define SRS_JFIELD_BOOL(k, v) SRS_JFIELD_ORG(k, (v? "true":"false"))
-#define SRS_JFIELD_NULL(k) "\"" << k << "\":null"
+#define SRS_JFIELD_NULL(k) SRS_JFIELD_NAME(k) << "null"
 #define SRS_JFIELD_ERROR(ret) "\"" << "code" << "\":" << ret
 #define SRS_JFIELD_CONT ","
 #define SRS_JOBJECT_END "}"