『奇葩问题集锦』Fedora ubuntu 下使用gulp 报错 Error: watch ENOSPC 解决方案

用gulp启动,错误如下

Error: watch ENOSPC
at exports._errnoException (util.js:746:11)
at FSWatcher.start (fs.js:1172:11)
at Object.fs.watch (fs.js:1198:11)
at Gaze._watchDir (/home/ajaxGu/work/froad/anhui-standard/personal-h5/node_modules/gulp/node_modules/vinyl-fs/node_modules/glob-watcher/node_modules/gaze/lib/gaze.js:289:30)
at /home/ajaxGu/work/froad/anhui-standard/personal-h5/node_modules/gulp/node_modules/vinyl-fs/node_modules/glob-watcher/node_modules/gaze/lib/gaze.js:358:10
at iterate (/home/ajaxGu/work/froad/anhui-standard/personal-h5/node_modules/gulp/node_modules/vinyl-fs/node_modules/glob-watcher/node_modules/gaze/lib/helper.js:52:5)
at Object.forEachSeries (/home/ajaxGu/work/froad/anhui-standard/personal-h5/node_modules/gulp/node_modules/vinyl-fs/node_modules/glob-watcher/node_modules/gaze/lib/helper.js:66:3)
at Gaze._initWatched (/home/ajaxGu/work/froad/anhui-standard/personal-h5/node_modules/gulp/node_modules/vinyl-fs/node_modules/glob-watcher/node_modules/gaze/lib/gaze.js:354:10)
at Gaze.add (/home/ajaxGu/work/froad/anhui-standard/personal-h5/node_modules/gulp/node_modules/vinyl-fs/node_modules/glob-watcher/node_modules/gaze/lib/gaze.js:177:8)
at new Gaze (/home/ajaxGu/work/froad/anhui-standard/personal-h5/node_modules/gulp/node_modules/vinyl-fs/node_modules/glob-watcher/node_modules/gaze/lib/gaze.js:74:10)

 

解决方案：

当前问题主要是因为gulp的watch需要监听很多文件的改动,但是fedora、ubuntu系统的文件句柄其实是有限制的,因此可以使用以下命令：
echo fs.inotify.max_user_watches=524288 | sudo tee -a /etc/sysctl.conf && sudo sysctl -p