记录用gperftools-2.7.tar.gz的使用

编译
cd /home/xxx/perf/gperftools
./configure --prefix=/home/xxx/perf/gperftools_install
make -j$(nproc)
make install

运行
env LD_PRELOAD=/data/pub/gperftools_install/lib/libprofiler.so \
CPUPROFILE=prof.out \
CPUPROFILESIGNAL=10 \
./NYX.bin

//采样

kill -10 `pid NYX.bin` // 开始采样

kill -10 `pid NYX.bin` //结束采样

//解析/bin/perf
./gperftools_install/bin/pprof --text --stacks /home/xxx/NYX/bin/Nyx.bin prof.out.0 | tee 1.txt

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