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java - c++ Creating jvm through jni is much more stuck than starting jar directly?

I want to use jni to call the entry main function of the java program in c++, but the jvm created in this way is much more stuck than running it directly with the javaw command, but the jvm parameter settings are the same. When running in c++, the fps is only 10-30, but when running the jar directly...

巴扎黑 2017-05-16 13:21:53

Why is Java not easy to hot deploy?

My question is that I modify the java code, and then the page request is executed, and the server automatically compiles it into bytecode and sends it to the jvm for running. Why do we need to restart the jvm to execute the modified code?

扔个三星炸死你 2017-06-14 10:51:37

jvm - Are Java new objects atomic?

{Code...} I would like to ask, there is complex object initialization logic in the xxx() method. Is the object created by the new keyword atomic? If not, will there be a problem of object initialization disorder?

滿天的星座 2017-06-23 09:14:17

java - ArrayList memory allocation, cross-generation reference gc issue

What is the memory allocation of ArrayList in JVM? {Code...} Continuously add BigObject, is its reference relationship as follows? Then ygc occurs. Did BigObject enter the old area? If the arrayList object does not enter the old area, wouldn't there be a cross-generation reference? If you enter,...

黄舟 2017-05-17 10:07:27