[{"data":1,"prerenderedAt":339},["ShallowReactive",2],{"blog-article-\u002Fzh\u002Fblog\u002Fclear-jetbrains-cache":3},{"id":4,"title":5,"author":6,"body":7,"category":319,"cover":320,"coverAlt":321,"description":322,"draft":323,"extension":324,"meta":325,"navigation":326,"path":327,"publishedAt":328,"seo":329,"stem":330,"tags":331,"topics":335,"translationKey":337,"updatedAt":328,"__hash__":338},"articles_zh\u002Fzh\u002Fblog\u002Fclear-jetbrains-cache.md","如何清理 IntelliJ IDEA 缓存","Harry",{"type":8,"value":9,"toc":311},"minimark",[10,14,21,30,35,38,50,61,64,81,84,103,111,115,127,180,190,205,208,239,243,254,266,269,273,276,298,304],[11,12,13],"p",{},"项目没增加多少，C 盘却越来越满，IDEA 的缓存也值得检查。打开过的项目会留下索引和临时数据，这些文件通常不在代码目录里，关闭项目也不会顺带清空。",[11,15,16,20],{},[17,18,19],"strong",{},"清理 IDEA 缓存，不需要卸载软件，也不用删除项目或重置设置。"," 保存工作、退出 IDE 后，只处理确认过的缓存。下次打开项目时，IDEA 可能需要重新建立索引，代码补全和跳转等功能要等索引就绪才能正常使用。",[11,22,23,24,29],{},"不想自己翻 AppData，可以用 ",[25,26,28],"a",{"href":27},"\u002Fzh","MangoDisk"," 扫描 JetBrains 缓存，把大小和路径列出来，再选择值得清理的部分。免费开源，无需注册或登录。",[31,32,34],"h2",{"id":33},"用-mangodisk-查看-idea-缓存占用","用 MangoDisk 查看 IDEA 缓存占用",[11,36,37],{},"IDEA 自带的缓存清理入口适合处理索引问题；如果目的是腾空间，更有用的是先看清缓存在哪里、占了多少。MangoDisk 会集中显示支持的缓存目录，省去逐个打开文件夹、查看属性的麻烦。",[11,39,40,41,45,46,49],{},"打开",[25,42,44],{"href":43},"\u002Fzh\u002Fdocs\u002Ffeatures\u002Fdeep-clean","深度清理","，完成标准扫描，在开发工具中找到 ",[17,47,48],{},"JetBrains IDE 缓存","，展开查看路径和大小。电脑上装过多个版本，或同时使用 PyCharm、WebStorm 时，先按路径分清哪些属于 IDEA，不必把整组一起清掉。",[11,51,52],{},[53,54],"img",{"alt":55,"decoding":56,"height":57,"loading":58,"src":59,"width":60},"MangoDisk Windows 版深度清理界面，按类别查看缓存大小和路径并选择清理内容","async",1233,"lazy","https:\u002F\u002Fassets.mangodisk.app\u002Fimages\u002Fscreenshots\u002Fwindows\u002Fzh\u002Flight-01-deep-cleanup.jpg",1838,[11,62,63],{},"准备清理时：",[65,66,67,71,78],"ol",{},[68,69,70],"li",{},"保存代码，停止构建任务，退出 IDEA 和其他正在使用的 JetBrains IDE。",[68,72,73,74,77],{},"选择",[17,75,76],{},"暂不选择","，取消其他项目，只勾选核对过的 IDEA 缓存。",[68,79,80],{},"检查预计释放空间和所选路径，确认后执行清理。",[11,82,83],{},"扫描不会自动删除文件。也不必把 JetBrains 缓存全部勾上：清理后可能需要重建，先看占用，再决定要不要清。",[11,85,86,87,90,91,97,98],{},"MangoDisk 在 Windows 上匹配默认目录中的缓存、索引、临时文件、日志和编译服务数据；Mac 上匹配部分可重新生成的缓存子目录。两边都排除项目、设置、插件和 ",[17,88,89],{},"Local History（本地历史记录）","，不是直接清空整个 JetBrains 文件夹。",[25,92,96],{"href":93,"rel":94},"https:\u002F\u002Fgithub.com\u002Fharry0703\u002FMangoDisk\u002Fblob\u002Fv1.1.6\u002Fsrc-tauri\u002Fcrates\u002Fmangodisk-core\u002Frules\u002Ffilesystem\u002Fwindows\u002Fdevelopment\u002Fdev.jetbrains-cache.toml",[95],"nofollow","Windows 清理规则"," · ",[25,99,102],{"href":100,"rel":101},"https:\u002F\u002Fgithub.com\u002Fharry0703\u002FMangoDisk\u002Fblob\u002Fv1.1.6\u002Fsrc-tauri\u002Fcrates\u002Fmangodisk-core\u002Frules\u002Ffilesystem\u002Fmacos\u002Fdevelopment\u002Fdev.jetbrains-cache.toml",[95],"Mac 清理规则",[11,104,105,106,110],{},"清理会永久删除所选内容，不经过回收站或废纸篓。正在排查故障时，先保留相关日志；删除限制见",[25,107,109],{"href":108},"\u002Fzh\u002Fdocs\u002Fsafety","安全清理指南","。",[31,112,114],{"id":113},"idea-缓存在哪里","IDEA 缓存在哪里",[11,116,117,118,122,123,126],{},"默认位置如下，",[119,120,121],"code",{},"\u003C版本目录>"," 代表实际安装版本的文件夹，例如 ",[119,124,125],{},"IntelliJIdea2026.2","：",[128,129,130,146],"table",{},[131,132,133],"thead",{},[134,135,136,140,143],"tr",{},[137,138,139],"th",{},"系统",[137,141,142],{},"缓存所在的系统目录",[137,144,145],{},"查看方式",[147,148,149,163],"tbody",{},[134,150,151,155,160],{},[152,153,154],"td",{},"Windows",[152,156,157],{},[119,158,159],{},"%LOCALAPPDATA%\\JetBrains\\\u003C版本目录>",[152,161,162],{},"粘贴到文件资源管理器地址栏",[134,164,165,168,173],{},[152,166,167],{},"Mac",[152,169,170],{},[119,171,172],{},"~\u002FLibrary\u002FCaches\u002FJetBrains\u002F\u003C版本目录>",[152,174,175,176,179],{},"Finder 中按 ",[119,177,178],{},"Shift + Command + G","，粘贴路径",[11,181,182,185,186,189],{},[17,183,184],{},"这些是外层目录，不是可以整包删除的缓存。"," IDEA 的系统目录里还可能有 Local History，不要因为路径里出现 ",[119,187,188],{},"Caches"," 就全部清空。",[11,191,192,193,196,197,110,200],{},"如果改过存储位置，可以在 IDEA 的 ",[17,194,195],{},"Help → Diagnostic Tools → Special Files and Folders"," 中查看当前实际路径。MangoDisk 的标准扫描识别已知默认位置，不保证覆盖自定义的 ",[119,198,199],{},"idea.system.path",[25,201,204],{"href":202,"rel":203},"https:\u002F\u002Fwww.jetbrains.com\u002Fhelp\u002Fidea\u002Fdirectories-used-by-the-ide-to-store-settings-caches-plugins-and-logs.html",[95],"JetBrains 目录说明",[11,206,207],{},"有几类内容要留着：",[209,210,211,220,233],"ul",{},[68,212,213,219],{},[17,214,215,216],{},"项目源码和 ",[119,217,218],{},".idea","：后者是项目配置，不要当作 IDE 缓存删除。",[68,221,222,225,226,229,230,110],{},[17,223,224],{},"设置和插件目录","：Windows 通常在 ",[119,227,228],{},"%APPDATA%\\JetBrains","，Mac 通常在 ",[119,231,232],{},"~\u002FLibrary\u002FApplication Support\u002FJetBrains",[68,234,235,238],{},[17,236,237],{},"Local History","：可能保留尚未提交到 Git 的修改，不能当作普通缓存处理。",[31,240,242],{"id":241},"用-idea-自带入口清理缓存","用 IDEA 自带入口清理缓存",[11,244,245,246,249,250,253],{},"如果遇到代码跳转失灵、索引异常，可以先用 IDEA 的 ",[17,247,248],{},"File → Invalidate Caches…","，再选择 ",[17,251,252],{},"Invalidate and Restart","。IDEA 会在重启时清理当前版本的项目缓存，之后按需重建。",[11,255,256,257,260,261],{},"不要顺手勾选 ",[17,258,259],{},"Clear file system cache and Local History","，这个额外选项会连本地历史记录一起移除。使用默认选项清理缓存会保留 Local History；也不用为了腾空间勾选清除内置浏览器 Cookie 等无关选项。",[25,262,265],{"href":263,"rel":264},"https:\u002F\u002Fwww.jetbrains.com\u002Fhelp\u002Fidea\u002Finvalidate-caches.html",[95],"JetBrains 缓存清理说明",[11,267,268],{},"只想修复当前 IDEA 的索引，用这个入口就可以。想比较多个版本、多个 IDE 的缓存占用，或者顺带检查其他开发工具，可以用 MangoDisk 集中查看，不用再挨个找目录。",[31,270,272],{"id":271},"清完-idea-缓存磁盘还是很满","清完 IDEA 缓存，磁盘还是很满",[11,274,275],{},"项目里的构建产物、Gradle 依赖和 npm 下载缓存，都是另一笔占用，不会随着 IDEA 缓存一起消失。",[11,277,278,279,283,284,287,288,292,293,297],{},"用 MangoDisk 的",[25,280,282],{"href":281},"\u002Fzh\u002Fdocs\u002Ffeatures\u002Fdisk-analysis","磁盘空间分析","查看项目目录，先找出最大的文件夹。占用集中在 ",[119,285,286],{},".gradle"," 时，可以接着看 ",[25,289,291],{"href":290},"\u002Fzh\u002Fblog\u002Fclear-gradle-cache","Gradle 缓存清理","；Node.js 项目则参考 ",[25,294,296],{"href":295},"\u002Fzh\u002Fblog\u002Fclean-npm-cache","npm 缓存与项目依赖的区别","。别反复清同一小块缓存，却漏掉真正占空间的目录。",[11,299,300,303],{},[25,301,302],{"href":27},"下载 MangoDisk","，先看看 IDEA 和其他开发工具的缓存占了多少。值得清的再处理，正在赶进度的项目也可以先留着。",[11,305,306,307,110],{},"相关阅读：",[25,308,310],{"href":309},"\u002Fzh\u002Fblog\u002Ftopics\u002Fdeveloper-cleanup","开发者磁盘清理指南",{"title":312,"searchDepth":313,"depth":313,"links":314},"",2,[315,316,317,318],{"id":33,"depth":313,"text":34},{"id":113,"depth":313,"text":114},{"id":241,"depth":313,"text":242},{"id":271,"depth":313,"text":272},"开发者磁盘清理","\u002Fimages\u002Fblog\u002Fclear-jetbrains-cache.webp","IntelliJ IDEA 图标旁的橙色刷子扫走缓存方块，另一侧的项目文件夹保持完整","用 MangoDisk 查看 Windows 和 Mac 上的 IDEA 缓存占用，按需清理，保留项目、设置和本地历史记录。附 IntelliJ IDEA 自带清理入口与缓存位置。",false,"md",{},true,"\u002Fzh\u002Fblog\u002Fclear-jetbrains-cache","2026-10-07T10:25:00+08:00",{"title":5,"description":322},"zh\u002Fblog\u002Fclear-jetbrains-cache",[332,333,334],"IDEA 缓存清理","IntelliJ IDEA","JetBrains 缓存",[336],"developer-cleanup","article-clear-jetbrains-cache","bQ4WdWLOHVng8vM5_ZpmY961VOzXxP8YzRzTuO0-XyA",1791340984091]