General > Startup and Shutdown    移除在启动时加载的插件 
General > Editors > Text Editors > Spelling  关闭拼写检查 
Validation  去掉验证
Install/Update > Automatic Updates  取消自动更新

General > Appearance > 取消 Enable Animations

使用默认主题 
General > Appearance > theme classic

下载
https://www.eclipse.org/downloads/packages/
选择国内镜像下载 速度快

使用插件更少的版本 ，推荐 Eclipse IDE for Java Developers 

Eclipse的理念 一切皆插件
核心很小，其它所有功能都是插件 
不同版本 plugins/features 目录下的文件不同而已


https://www.eclipse.org/downloads/packages/release/2019-06
https://www.eclipse.org/downloads/packages/release/2019-06/r

2019-06/R/eclipse-java-2019-06-R-macosx-cocoa-x86_64.dmg
不要下载太新的， 新版本可能需要jdk11 ,和jdk8不兼容
（新建java项目的菜单都没有）

eclipse.ini
-Dosgi.requiredJavaVersion=1.8
选择配置为 1.8的版本


Eclipse IDE for Java Developers
Version: 2019-06 (4.12.0)
Build id: 20190614-1200
OS: Mac OS X, v.10.15.5, x86_64 / cocoa
Java version: 1.8.0_291





Eclipse IDE for Java Developers
195 MB
The essential tools for any Java developer, 
including a Java IDE, a Git client, XML Editor, Mylyn, Maven and Gradle integration



Eclipse IDE for Enterprise Java Developers
346 MB  
Tools for Java developers creating Enterprise Java and Web applications, 
including a Java IDE, tools for Enterprise Java, JPA, JSF, Mylyn, Maven, Git and more.