Zookeeper start error
When you start zookeeper, JPS finds that there is no quorum peermain
Then go to zookeeper to check the log, and find the startup error
It indicates that port 8080 is not generated when starting
#Check if the port is occupied
netstat -natp | grep 8080
#Kill him when he finds out he’s occupied
kill -9 4944
Then restart zookeeper
bin/zkServer.sh start
jps