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Compress repository, remove gprof files.
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4 changed files with 2 additions and 2278 deletions
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trunk/3rdparty/gprof/build_gprof2dot.sh
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trunk/3rdparty/gprof/build_gprof2dot.sh
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#!/bin/bash
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# check exists.
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if [[ -d graphviz-2.18 ]]; then
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echo "graphviz is ok";
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exit 0;
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fi
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# check sudoer.
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sudo echo "ok" > /dev/null 2>&1;
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ret=$?; if [[ 0 -ne ${ret} ]]; then echo "you must be sudoer"; exit 1; fi
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unzip -q graphviz-2.36.0.zip
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cd graphviz-2.36.0 && ./configure && make && sudo make install
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ret=$?; if [[ $ret -ne 0 ]]; then echo "build gprof2dot failed."; exit $ret; fi
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echo "we test in Centos6.0, it's ok"
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2227
trunk/3rdparty/gprof/gprof2dot.py
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trunk/3rdparty/gprof/gprof2dot.py
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trunk/3rdparty/gprof/graphviz-2.36.0.zip
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trunk/3rdparty/gprof/graphviz-2.36.0.zip
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trunk/3rdparty/gprof/readme.txt
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trunk/3rdparty/gprof/readme.txt
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gprof图形化输出工具: gprof2dot.py graphviz-2.18.tar.gz build_gprof2dot.sh
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dot:
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为了压缩仓库尺寸,gprof的文件不在新版本提供,可以切换到2.0分支安装:
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http://www.graphviz.org/
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https://github.com/ossrs/srs/tree/2.0release/trunk/3rdparty/gprof
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http://www.graphviz.org/Download_source.php
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graphviz-2.18.tar.gz 绘图工具
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build_gprof2dot.sh 编译graphviz,命令为dot。
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要求是sudoer,需要sudo make install。
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gprof2dot.py:
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将gprof的日志绘图。
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使用方法:
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0. 若需要图形化,编译dot:
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cd 3rdparty/gprof && bash build_gprof2dot.sh
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1. srs配置时:
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./configure --with-gprof
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脚本会加入编译参数"-pg -lc_p",gcc -g -pg -lc_p -c xxx -o xxx.o,即在configure中打开 Performance="-pg -lc_p"
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链接时,加入链接选项"-pg",否则无法工作:gcc -pg -o srs xxxx.o,即在configure中打开 PerformanceLink="-pg"
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2. 编译和启动程序:make && ./objs/srs -c conf/srs.conf
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退出程序,按CTRL+C,可以看到生成了gmon.out,这个就是性能的统计数据。
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3. gprof生成报表:
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gprof -b ./objs/srs gmon.out > gprof.srs.log
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4. 将报表生成图片:
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./3rdparty/gprof/gprof2dot.py gprof.srs.log | dot -Tpng -o ~/winlin.png
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缩写语句:
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# 生成 ~/winlin.log ~/winlin.png
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rm -f gmon.out; ./objs/srs -c conf/srs.conf
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# 用户按CTRL+C
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file="winlin";gprof -b ./objs/srs gmon.out > ~/${file}.log; ./3rdparty/gprof/gprof2dot.py ~/${file}.log | dot -Tpng -o ~/${file}.png
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备注:
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其实gprof生成的日志就可以看,不一定要图形化。
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也就是dot和gprof2dot都不用执行。
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参考:http://www.cs.utah.edu/dept/old/texinfo/as/gprof.html
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