在mac上使用jmap -heap命令报错:Attaching to process ID 96530, please wait...

在mac上执行命令jmap -heap 96530

报错:

linux 复制代码
Attaching to process ID 96530, please wait...
ERROR: attach: task_for_pid(96530) failed: '(os/kern) failure' (5)
Error attaching to process: sun.jvm.hotspot.debugger.DebuggerException: Can't attach to the process. Could be caused by an incorrect pid or lack of privileges.
sun.jvm.hotspot.debugger.DebuggerException: sun.jvm.hotspot.debugger.DebuggerException: Can't attach to the process. Could be caused by an incorrect pid or lack of privileges.
	at sun.jvm.hotspot.debugger.bsd.BsdDebuggerLocal$BsdDebuggerLocalWorkerThread.execute(BsdDebuggerLocal.java:169)
	at sun.jvm.hotspot.debugger.bsd.BsdDebuggerLocal.attach(BsdDebuggerLocal.java:287)
	at sun.jvm.hotspot.HotSpotAgent.attachDebugger(HotSpotAgent.java:671)
	at sun.jvm.hotspot.HotSpotAgent.setupDebuggerDarwin(HotSpotAgent.java:659)
	at sun.jvm.hotspot.HotSpotAgent.setupDebugger(HotSpotAgent.java:341)
	at sun.jvm.hotspot.HotSpotAgent.go(HotSpotAgent.java:304)
	at sun.jvm.hotspot.HotSpotAgent.attach(HotSpotAgent.java:140)
	at sun.jvm.hotspot.tools.Tool.start(Tool.java:185)
	at sun.jvm.hotspot.tools.Tool.execute(Tool.java:118)
	at sun.jvm.hotspot.tools.HeapSummary.main(HeapSummary.java:49)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at sun.tools.jmap.JMap.runTool(JMap.java:201)
	at sun.tools.jmap.JMap.main(JMap.java:130)
Caused by: sun.jvm.hotspot.debugger.DebuggerException: Can't attach to the process. Could be caused by an incorrect pid or lack of privileges.
	at sun.jvm.hotspot.debugger.bsd.BsdDebuggerLocal.attach0(Native Method)
	at sun.jvm.hotspot.debugger.bsd.BsdDebuggerLocal.access$100(BsdDebuggerLocal.java:65)
	at sun.jvm.hotspot.debugger.bsd.BsdDebuggerLocal$1AttachTask.doit(BsdDebuggerLocal.java:278)
	at sun.jvm.hotspot.debugger.bsd.BsdDebuggerLocal$BsdDebuggerLocalWorkerThread.run(BsdDebuggerLocal.java:144)

原来是jdk(mac版)的bug:

https://bugs.java.com/bugdatabase/view_bug.do?bug_id=8160376

升级成最新版jdk试试:

依然不管用。

还一不小心把~/.zshrc文件给改坏了,iterm2无法启动。在访达界面,按住"Command + Shift + . ",显示隐藏文件。

看到隐藏文件,用文本编辑app打开.zshrc,即可编辑。

言归正传,jmap -heap pid,这bug就一直存在?在mac上这命令算不算是弃用了呀?

相关推荐
AAA 建材批发王哥(天道酬勤)1 小时前
JVM 由多个模块组成,每个模块负责特定的功能
jvm
JavaNice哥8 小时前
1初识别jvm
jvm
涛粒子8 小时前
JVM垃圾回收详解
jvm
YUJIANYUE8 小时前
PHP将指定文件夹下多csv文件[即多表]导入到sqlite单文件
jvm·sqlite·php
逊嘘8 小时前
【Java语言】抽象类与接口
java·开发语言·jvm
鱼跃鹰飞18 小时前
大厂面试真题-简单说说线程池接到新任务之后的操作流程
java·jvm·面试
王佑辉18 小时前
【jvm】Major GC
jvm
阿维的博客日记18 小时前
jvm学习笔记-轻量级锁内存模型
jvm·cas·轻量级锁
曹申阳21 小时前
2. JVM的架构模型和生命周期
jvm·架构