macOS下载配置Hsdis 、JITWatch

Hsdis

Hsdis是什么

下载Hsdis

git clone https://github.com/liuzhengyang/hsdis
cd hsdis
tar -zxvf binutils-2.26.tar.gz
make BINUTILS=binutils-2.26 ARCH=amd64

配置Hsdis

sudo cp build/macosx-amd64/hsdis-amd64.dylib /Library/Java/JavaVirtualMachines/jdk1.8.0_131.jdk/Contents/Home/jre/lib/server/

运行Hsdis

在java运行命令加入-XX:+UnlockDiagnosticVMOptions -XX:+PrintAssembly命令,例如,对com.io.lzy.VolatileTest类进行操作

在IDEA中配置

JITWatch

JITWatch是什么

下载JITWatch

git clone https://github.com/AdoptOpenJDK/jitwatch.git

使用JITWatch

• 启动

cd jitwatch
./launchUI.sh

• 选择open log,点击start
  

• 点击sanbox,选择open,选择要分析的java文件,点击run