How to deal with excessive memory occupation of idea and Google browser

One 、 background

         Recently, there are too many browser pages on the computer at home , Heavy memory usage , and idea Starting a project will fill the memory , Finally, I checked some information and successfully solved this problem . Here is a record of , Convenient for direct use later .

Two 、 resolvent

         For the problem that Google browser takes up too much memory , Because Chrome Using a multi process mechanism , every last Chrome And every extension , It's all independent processes . Downloaded OneTab plug-in unit , This plug-in can convert all viewed pages into lists , It was cleaned out in memory , but OneTab Keep a record of these tabs . When you want to revisit these tags , Can pass OneTab Re open , Every time you click the plug-in , All pages will be converted into lists , Which page do you need to continue reading , Click to open , It can solve the problem that too many pages open and consume too much memory .

         Download address ：one-tab.com/

        idea Open project memory too high , It can be modified idea Configured jvm Parameters , adopt everything The finder finds the configuration file . Change it idea.exe.vmoptions and idea64.exe.vmoptions file .

Mainly modify the following parameters , My computer is 8g Memory .

  （1） Set the minimum heap value to 1G

-Xms1024m

（2）  Set heap maximum to 2G

-Xmx2048m

(3) Set the size of the code cache to 256m, and jvm Compiled code is often stored in Code Cache in , and Code Cache Space and memory support jvm Normal operation of , If the space is insufficient jvm The virtual machine will have problems , And the performance continues to decline .

-XX:ReservedCodeCacheSize=256m

（4） Set up SoftRefLRUPolicyMSPerMB The value is 1000, This parameter means every 1M Free space can be maintained SoftReference The lifetime of the object ( The unit is ms millisecond )

-XX:SoftRefLRUPolicyMSPerMB=1000

Final idea The configuration is as follows .

  3、 ... and 、 summary

         So that's the solution idea And Google Chrome takes up too much memory to process all content , It mainly involves several simple jvm Parameter tuning , I hope I can help you , Refer to , If you think it's good , Welcome to wechat search java Basic notes , Relevant knowledge will be continuously updated later , Make progress together .