diff --git a/CHANGELOG.md b/CHANGELOG.md
index 310677e..226eb89 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,26 @@
+#### v0.24.0 (2021-07-31)
+
+- [feat] lalserver支持用rtsp sub协议拉取rtmp的pub推流 (#97)
+- [feat] 新增demo pullrtmp2pushrtsp，可以从远端拉取rtmp流并使用rtsp转推出去 (#96)
+- [feat] package rtprtcp: 支持h264，h265，aac rtp打包 (#83)
+- [feat] package sdp: 支持sdp打包 (#82)
+- [fix] 确保rtsp sub拉流从关键帧开始发送数据，避免因此引起的花屏
+- [fix] rtsp: 提高兼容性。兼容rtsp auth同时存在Digest和Basic两种字段的情况
+- [fix] rtsp: 提高兼容性。兼容rtsp摄像头的sdp中包含aac，但是没有config字段（后续也没有aac rtp包）的情况
+- [fix] rtmp: 提高兼容性。兼容rtmp client session处理对端回复两次publish或play信令的情况
+- [fix] rtmp: 提高兼容性。修复没有解析amf object中null类型数据导致和其他rtmp开源服务无法建连的问题 (#102)
+- [fix] rtmp: 信令打包参考本地chunk size
+- [fix] rtsp: 修复rtsp sub session没有正常释放导致协程泄漏的问题
+- [fix] 修复lalserver arm32编译失败的问题 (#92)
+- [fix] 修复lalserver http服务全部配置为不使用时崩溃的问题 (#58)
+- [fix] 修复hls.Muxer没有设置回调会导致崩溃的问题 (#101)
+- [fix] 修复demo calcrtmpdelay码率计算大了5倍的问题 (#58)
+- [refactor] package httpflv: 新增FlvFilePump，可循环匀速读取flv文件
+- [refactor] package aac: 增加adts, asc, seqheader间的转换代码；重构了整个包
+- [refactor] package avc: 部分函数提供复用传入参数内存和新申请内存两种实现
+- [refactor] demo benchrtmpconnect: 关闭日志，超时时长改为30秒，优化建连时长小于1毫秒的展示 (#58)
+- [chore] 增加Dockerfile (#91)
+
 #### v0.23.0 (2021-06-06)
 
 - [feat] HTTP端口复用：HTTP-FLV, HTTP-TS, HLS可使用相同的监听端口。HTTPS也支持端口复用 #64
diff --git a/conf/bench.conf.json b/conf/bench.conf.json
new file mode 100644
index 0000000..7be9b82
--- /dev/null
+++ b/conf/bench.conf.json
@@ -0,0 +1,84 @@
+{
+  "# doc of config": "https://pengrl.com/lal/#/ConfigBrief",
+  "conf_version": "v0.2.2",
+  "rtmp": {
+    "enable": true,
+    "addr": ":1935",
+    "gop_num": 0,
+    "merge_write_size": 0
+  },
+  "default_http": {
+    "http_listen_addr": ":8080",
+    "https_listen_addr": ":4433",
+    "https_cert_file": "./conf/cert.pem",
+    "https_key_file": "./conf/key.pem"
+  },
+  "httpflv": {
+    "enable": false,
+    "enable_https": false,
+    "url_pattern": "/live/",
+    "gop_num": 0
+  },
+  "hls": {
+    "enable": false,
+    "enable_https": false,
+    "url_pattern": "/hls/",
+    "out_path": "/tmp/lal/hls/",
+    "fragment_duration_ms": 3000,
+    "fragment_num": 6,
+    "cleanup_mode": 1,
+    "use_memory_as_disk_flag": false
+  },
+  "httpts": {
+    "enable": false,
+    "enable_https":false,
+    "url_pattern": "/live/"
+  },
+  "rtsp": {
+    "enable": false,
+    "addr": ":5544"
+  },
+  "record": {
+    "enable_flv": false,
+    "flv_out_path": "/tmp/lal/flv/",
+    "enable_mpegts": false,
+    "mpegts_out_path": "/tmp/lal/mpegts"
+  },
+  "relay_push": {
+    "enable": false,
+    "addr_list":[
+    ]
+  },
+  "relay_pull": {
+    "enable": false,
+    "addr": ""
+  },
+  "http_api": {
+    "enable": false,
+    "addr": ":8083"
+  },
+  "server_id": "1",
+  "http_notify": {
+    "enable": false,
+    "update_interval_sec": 5,
+    "on_server_start": "http://127.0.0.1:10101/on_server_start",
+    "on_update": "http://127.0.0.1:10101/on_update",
+    "on_pub_start": "http://127.0.0.1:10101/on_pub_start",
+    "on_pub_stop": "http://127.0.0.1:10101/on_pub_stop",
+    "on_sub_start": "http://127.0.0.1:10101/on_sub_start",
+    "on_sub_stop": "http://127.0.0.1:10101/on_sub_stop",
+    "on_rtmp_connect": "http://127.0.0.1:10101/on_rtmp_connect"
+  },
+  "pprof": {
+    "enable": false,
+    "addr": ":8084"
+  },
+  "log": {
+    "level": 7,
+    "filename": "./logs/lalserver.log",
+    "is_to_stdout": true,
+    "is_rotate_daily": true,
+    "short_file_flag": true,
+    "assert_behavior": 1
+  }
+}