10 2017 档案

jvm调优
摘要：一、cpu飙升在线上有时候某个时刻，可能会出现应用某个时刻突然cpu飙升的问题。对此我们应该熟悉一些指令，快速排查对应代码。1.找到最耗CPU的进程指令:top2.找到该进程下最耗费cpu的线程指令:top -Hp pid3.转换进制printf "%x\n" 153324.过滤指定线程，打印堆栈信 阅读全文

posted @ 2017-10-18 11:29 rigidwang 阅读(150) 评论(0) 推荐(0)

spring boot 配置文件
摘要：# =================================================================== # COMMON SPRING BOOT PROPERTIES # # This sample file is provided as a guideline. Do NOT copy it in its # entirety to your own app... 阅读全文

posted @ 2017-10-13 11:19 rigidwang 阅读(289) 评论(0) 推荐(0)