centos7下编译步骤:
wget https://mirrors.edge.kernel.org/pub/linux/kernel/v3.x/linux-3.10.tar.gz
        tar -xf linux-3.10.tar.gz
         cd linux-3.10/tools/
         yum install -y flex bison python2-devel
         make perf
         ./perf/perf top -d 1