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Can I get heap dump of a java process from a remote server without jdk installed?

原文 2022-05-24 09:38:45 4 1 java/ jvm/ rmi/ heap-dump

我有一台带有 JRE 的服务器，我需要获取堆转储，而不挂起应用程序，有没有办法做到这一点？

1 answers

jattach utility can do that.
It works without JDK installed.

jattach <pid> dumpheap /path/to/dump.hprof

Note: JVM will be paused while dumping the heap. As soon as the dump is completed, application will resume.

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