记一次fullgc分析

1. 程序使用了堆外内存 例如: kafka、Elasticsearch、Netty、Mina

参考网址:

https://blog.csdn.net/java_zyq/article/details/88708557

https://www.cnblogs.com/qingchen521/p/9177357.html

https://www.cnblogs.com/duanxz/p/6089485.html