ghetto perf alias

function profile_fw() {
    pushd `pwd`
    cd ~poprocks/code/Lua/lua-resty-waf
    make
    popd
    title=$1
    OPATH=$PATH
    s=$(date +%s)
    pid=$(pgrep nginx | tail -1)
    pushd /home/poprocks/code/tools/stapxx
    export PATH=$PWD:$PATH

    echo "traces..."
    ./samples/ngx-lj-trace-exits.sxx -x $pid

    echo "ljvm states..."
    ./samples/lj-vm-states.sxx -x $pid

    echo "Timing info..."
    ./samples/ngx-lua-exec-time.sxx -x $pid

    echo "Flame graph..."
    #./samples/lj-lua-stacks.sxx --arg nojit=1 --skip-badvars -x $pid > ../fw_"$s".bt
    #./samples/lj-lua-stacks.sxx --arg nointerp=1 --skip-badvars -x $pid > ../fw_"$s".bt
    ./samples/lj-lua-stacks.sxx --skip-badvars -x $pid > ../fw_"$s".bt
    ../FlameGraph/stackcollapse-stap.pl <(../nginx-systemtap-toolkit/fix-lua-bt ../fw_"$s".bt) > ../fw_"$s".cbt
    ../FlameGraph/flamegraph.pl --title=\"$title\" ../fw_"$s".cbt > ../flamegraphs/fw_"$title"_"$s".svg
    rm ../fw_"$s".bt ../fw_"$s".cbt
    export PATH=$OPATH
    popd
}