Update problem-tools.md

gaozhao7 · Mar 27, 2022 · 6b53c2e · 6b53c2e
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diff --git a/docs/jvm/problem-tools.md b/docs/jvm/problem-tools.md
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 这里主要介绍如下几个工具：
 
+![](https://cdn.jsdelivr.net/gh/itwanger/toBeBetterJavaer/images/jvm/problem-tools-01.png)
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 1、jps：查看本机java进程信息
 
 2、jstack：打印线程的**栈**信息，制作 线程dump文件