(hadoop,spark,hbase)有HA的地方,基本都有zookeeper ZooKeeper 源码和实践揭秘 https://mp.weixin.qq.com/s?src=11×tamp=1600312187&ver=2589&signature=MGxmKnOnWlZvZOiI8Al124bvST1em4mLvEBPuVqUjesTVMv3Sk46nVt5isMSGycjLaLu96WcU62tA3lB-JMa*OkZ3yTuh7X2NYdDRHl6ZzyGj1GjptT*4XffzLKlY4Xy&new=1