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Mac 系统占用100G+解决办法详细步骤

~/Library/Developer/Xcode/iOS Device Logs

  • 清空 Products

~/Library/Developer/Xcode/Products

  • Xcode 12 及之后版本 还有3个占用内存的文件分别是:

第一名:iOS.simruntime 10.29 GB (iOS 日常开发需要使用,勿删)

第二名:watchOS.simruntime 7.05 GB (不做 watch 开发可以删除

第三名:tvOS.simruntime 5.39 GB (不做 tv 开发可以删除

// iOS.simruntime 路径(勿删)

Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Library/Developer/CoreSimulator/Profiles/Runtimes/tvOS.simruntime

// watchOS.simruntime 路径(可选)

Xcode.app/Contents/Developer/Platforms/WatchOS.platform/Library/Developer/CoreSimulator/Profiles/Runtimes/watchOS.simruntime

// tvOS.simruntime 路径(可选)

Xcode.app/Contents/Developer/Platforms/AppleTVOS.platform/Library/Developer/CoreSimulator/Profiles/Runtimes/tvOS.simruntime

我这里删掉这几个文件之后,直接变成 20G 不到,本来还想试试别的方法的,看来用不上了。

[](()二、可视化工具

  • 不想用命令行,也有可视化工具 [Omnidisksweeper](()

image.png

[](()三、通过命令行定位

// (推荐)两个命令输出文件都一样,只是这个会按文件排下序,内存文件都在一块方便看

$ sudo du -sh *|sort -nr

或者

$ sudo du -sh *

幸好啊,我在做上面清理 Xcode 操作之前有先执行过这个命令,所以可以看看输出,我的 Library 文件有超过 90G+的,我这边就是上面 Xcode 缓存文件占用了,删掉之后就小了。

0B Applications

31G Desktop

160K Documents

27M Downloads

du: Library/Application Support/MobileSync: Operation not permitted

du: Library/Application Support/CallHistoryTransactions: Operation not permitted

du: Library/Application Support/com.apple.TCC: Operation not permitted

du: Library/Application Support/CallHistoryDB: Operation not permitted

du: Library/IdentityServices: Operation not permitted

du: Library/Messages: Operation not permitted

du: Library/HomeKit: Operation not permitted

du: Library/Mail: Operation not permitted

du: Library/Safari: Operation not permitted

du: Library/Suggestions: Operation not permitted

du: Library/Containers/com.apple.VoiceMemos: Operation not permitted

du: Library/Containers/com.apple.Home: Operation not permitted

du: Library/Containers/com.apple.Safari: Operation not permitted

du: Library/Containers/com.apple.iChat: Operation not permitted

du: Library/Containers/com.apple.mail: Operation not permitted

du: Library/Containers/com.apple.stocks: Operation not permitted

du: Library/PersonalizationPortrait: Operation not permitted

du: Library/Metadata/CoreSpotlight: Operation not permitted

du: Library/Metadata/com.apple.IntelligentSuggestions: Operation not permitted

du: Library/Cookies: Operation not permitted

du: Library/Caches/CloudKit/com.apple.Saf 《大厂前端面试题解析+Web核心总结学习笔记+企业项目实战源码+最新高清讲解视频》无偿开源 徽信搜索公众号【编程进阶路】 ari: Operation not permitted

du: Library/Caches/com.apple.Safari: Operation not permitted

du: Library/Caches/com.apple.Safari.Safebrowsing: Operation not permitted

92G Library

4.0K Movies

17M Music

25M Parallels

2.5M Pictures

0B Postman

0B Public

220K Sites

1000K WeChatProjects

36M node_modules

132K package-lock.json

现在我们已经知道是这个 Library 文件夹里面内存太大了,但是我们也不能直接删除 Library 文件夹,毕竟是系统文件,估计也没权限,莫慌,我们只需要进入这个你看着占用大内存的文件夹里面继续用命令定位

$ cd ~/Library

进入文件夹之后继续执行上面内存检查命令

// (推荐)两个命令输出文件都一样,只是这个会按文件排下序,内存文件都在一块方便看

$ sudo du -sh *|sort -nr

或者

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