diff --git a/.github/ISSUE_TEMPLATE b/.github/ISSUE_TEMPLATE
index fa6f266ec..96836bbd7 100644
--- a/.github/ISSUE_TEMPLATE
+++ b/.github/ISSUE_TEMPLATE
@@ -7,6 +7,10 @@ assignees: ''
 
 ---
 
+> 注意：不提供以下信息的Issue会被直接删除(Please follow issue template, or we will delete it)
+
+> 注意：咨询和讨论请提交到SRS星球(Please ask question at) http://bbs.ossrs.net
+
 **描述(Description)**
 
 > 描述你遇到了什么问题(Please description your issue here)
diff --git a/README.md b/README.md
index 829a61197..ca427e31f 100755
--- a/README.md
+++ b/README.md
@@ -74,14 +74,15 @@ Other important wiki:
 
 The [TOC(Technical Oversight Committee)](trunk/AUTHORS.md#toc) and [contributors](trunk/AUTHORS.md#contributors):
 
-* [Winlin](https://github.com/winlinvip): All areas of streaming server and documents.
-* [Wenjie](https://github.com/wenjiegit): The focus of his work is on the [HDS](https://github.com/simple-rtmp-server/srs/wiki/v4_CN_DeliveryHDS) module.
-* [Runner365](https://github.com/runner365): The focus of his work is on the [SRT](https://github.com/simple-rtmp-server/srs/wiki/v4_CN_SRTWiki) module.
-* [John](https://github.com/xiaozhihong): Focus on [WebRTC](https://github.com/simple-rtmp-server/srs/wiki/v4_CN_WebRTC) module.
-* [B.P.Y(Bepartofyou)](https://github.com/Bepartofyou): Focus on [WebRTC](https://github.com/simple-rtmp-server/srs/wiki/v4_CN_WebRTC) module.
-* [Lixin](https://github.com/xialixin): Focus on [GB28181](https://github.com/ossrs/srs/issues/1500) module.
-* [Mozhan](https://github.com/lipeng19811218): Focus on [WebRTC](https://github.com/simple-rtmp-server/srs/wiki/v4_CN_WebRTC) module.
-* [Jinxue](https://github.com/chen-guanghua): Focus on [WebRTC](https://github.com/simple-rtmp-server/srs/wiki/v4_CN_WebRTC) module.
+* [Winlin](https://github.com/winlinvip): Focus on [issues/PR](https://github.com/ossrs/srs/issues) and tests now.
+* [Wenjie](https://github.com/wenjiegit): Focus on [HDS](https://github.com/simple-rtmp-server/srs/wiki/v4_CN_DeliveryHDS) module.
+* [Runner365](https://github.com/runner365): Focus on [SRT](https://github.com/simple-rtmp-server/srs/wiki/v4_CN_SRTWiki) module.
+* [HongdaXiao](https://github.com/xiaozhihong): Focus on [WebRTC](https://github.com/simple-rtmp-server/srs/wiki/v4_CN_WebRTC) module.
+* [Bepartofyou](https://github.com/Bepartofyou): Focus on [WebRTC](https://github.com/simple-rtmp-server/srs/wiki/v4_CN_WebRTC) module.
+* [XiaLixin](https://github.com/xialixin): Focus on [GB28181](https://github.com/ossrs/srs/issues/1500) module.
+* [LiPeng](https://github.com/lipeng19811218): Focus on [WebRTC](https://github.com/simple-rtmp-server/srs/wiki/v4_CN_WebRTC) module.
+* [ChenGuanghua](https://github.com/chen-guanghua): Focus on [WebRTC](https://github.com/simple-rtmp-server/srs/wiki/v4_CN_WebRTC) module.
+* [HaiboChen](https://github.com/duiniuluantanqin): Focus on [GB28181](https://github.com/ossrs/srs/issues/1500) and [API](https://github.com/ossrs/srs/issues/1657) module.
 
 A big `THANK YOU` also goes to:
 
diff --git a/trunk/src/app/srs_app_process.cpp b/trunk/src/app/srs_app_process.cpp
index cea83ff41..cfc2f8138 100644
--- a/trunk/src/app/srs_app_process.cpp
+++ b/trunk/src/app/srs_app_process.cpp
@@ -153,6 +153,30 @@ srs_error_t srs_redirect_output(string from_file, int to_fd)
     return err;
 }
 
+srs_error_t SrsProcess::redirect_io()
+{
+    srs_error_t err = srs_success;
+
+    // for the stdout, ignore when not specified.
+    // redirect stdout to file if possible.
+    if ((err = srs_redirect_output(stdout_file, STDOUT_FILENO)) != srs_success) {
+        return srs_error_wrap(err, "redirect stdout");
+    }
+
+    // for the stderr, ignore when not specified.
+    // redirect stderr to file if possible.
+    if ((err = srs_redirect_output(stderr_file, STDERR_FILENO)) != srs_success) {
+        return srs_error_wrap(err, "redirect stderr");
+    }
+
+    // No stdin for process, @bug https://github.com/ossrs/srs/issues/1592
+    if ((err = srs_redirect_output("/dev/null", STDIN_FILENO)) != srs_success) {
+        return srs_error_wrap(err, "redirect /dev/null");
+    }
+
+    return err;
+}
+
 srs_error_t SrsProcess::start()
 {
     srs_error_t err = srs_success;
@@ -182,24 +206,13 @@ srs_error_t SrsProcess::start()
         // ignore the SIGINT and SIGTERM
         signal(SIGINT, SIG_IGN);
         signal(SIGTERM, SIG_IGN);
-
-        // for the stdout, ignore when not specified.
-        // redirect stdout to file if possible.
-        if ((err = srs_redirect_output(stdout_file, STDOUT_FILENO)) != srs_success) {
-            return srs_error_wrap(err, "redirect output");
+        
+        // redirect standard I/O, if it failed, output error to stdout, and exit child process.
+        if ((err = redirect_io()) != srs_success) {
+            fprintf(stdout, "child process error, %s\n", srs_error_desc(err).c_str());
+            exit(-1);
         }
         
-        // for the stderr, ignore when not specified.
-        // redirect stderr to file if possible.
-        if ((err = srs_redirect_output(stderr_file, STDERR_FILENO)) != srs_success) {
-            return srs_error_wrap(err, "redirect output");
-        }
-
-        // No stdin for process, @bug https://github.com/ossrs/srs/issues/1592
-        if ((err = srs_redirect_output("/dev/null", STDIN_FILENO)) != srs_success) {
-            return srs_error_wrap(err, "redirect input");
-        }
-
         // should never close the fd 3+, for it myabe used.
         // for fd should close at exec, use fnctl to set it.
         
diff --git a/trunk/src/app/srs_app_process.hpp b/trunk/src/app/srs_app_process.hpp
index 55b574bdd..dceda3cd9 100644
--- a/trunk/src/app/srs_app_process.hpp
+++ b/trunk/src/app/srs_app_process.hpp
@@ -53,6 +53,9 @@ public:
     // @param argv the argv for binary path, the argv[0] generally is the binary.
     // @remark the argv[0] must be the binary.
     virtual srs_error_t initialize(std::string binary, std::vector<std::string> argv);
+private:
+    // Redirect standard I/O.
+    virtual srs_error_t redirect_io();
 public:
     // Start the process, ignore when already started.
     virtual srs_error_t start();