-Xmx16G -Xms4G
java.lang.OutOfMemoryError: Java heap space
[2019-11-1200:07:05,095] INFO Client session timed out, have not heard from server in6417ms for sessionid 0x56ccc6b94d50008, closing socket connection and attempting reconnect (org.apache.zookeeper.ClientCnxn)
[2019-11-1200:07:04,035] ERRORErrorwhile accepting connection (kafka.network.Acceptor)
java.lang.OutOfMemoryError: Java heap space