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2020-01-01 00:00
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最近发现 vim 打开时有明显的延时。
记录 vim 打开过程的 log ，发现总耗时为 603.661 ms，详细日志如下：
(vim --startuptime vim.log test.php)
times in msec
clock self+sourced self: sourced script
clock elapsed: other lines
000.013 000.013: --- VIM STARTING ---
000.151 000.138: Allocated generic buffers
000.486 000.335: locale set
000.490 000.004: clipboard setup
000.500 000.010: window checked
000.945 000.445: inits 1
001.051 000.106: parsing arguments
001.055 000.004: expanding arguments
004.120 003.065: shell init
004.384 000.264: Termcap init
004.402 000.018: inits 2
004.528 000.126: init highlight
004.934 000.049 000.049: sourcing /usr/local/share/vim/vim80/ftoff.vim
007.626 002.634 002.634: sourcing /Users/javin/.vim/autoload/plug.vim
033.285 022.033 022.033: sourcing /usr/local/share/vim/vim80/filetype.vim
033.453 000.041 000.041: sourcing /usr/local/share/vim/vim80/ftplugin.vim
033.586 000.029 000.029: sourcing /usr/local/share/vim/vim80/indent.vim
034.573 000.697 000.697: sourcing /usr/local/share/vim/vim80/syntax/syncolor.vim
034.671 000.905 000.208: sourcing /usr/local/share/vim/vim80/syntax/synload.vim
034.698 001.042 000.137: sourcing /usr/local/share/vim/vim80/syntax/syntax.vim
034.821 000.011 000.011: sourcing /usr/local/share/vim/vim80/filetype.vim
034.928 000.009 000.009: sourcing /usr/local/share/vim/vim80/ftplugin.vim
035.030 000.007 000.007: sourcing /usr/local/share/vim/vim80/indent.vim
035.136 000.009 000.009: sourcing /usr/local/share/vim/vim80/filetype.vim
035.237 000.008 000.008: sourcing /usr/local/share/vim/vim80/ftplugin.vim
035.636 000.225 000.225: sourcing /usr/local/Cellar/vim/8.0.1050/share/vim/vim80/syntax/nosyntax.vim
036.010 000.170 000.170: sourcing /usr/local/share/vim/vim80/syntax/syncolor.vim
036.106 000.372 000.202: sourcing /usr/local/share/vim/vim80/syntax/synload.vim
036.132 000.760 000.163: sourcing /usr/local/share/vim/vim80/syntax/syntax.vim
036.585 000.150 000.150: sourcing /usr/local/share/vim/vim80/syntax/syncolor.vim
036.931 000.142 000.142: sourcing /usr/local/share/vim/vim80/syntax/syncolor.vim
037.439 000.255 000.255: sourcing /usr/local/share/vim/vim80/syntax/syncolor.vim
038.036 001.795 001.248: sourcing /Users/javin/.vim/colors/monokai.vim
038.546 033.810 005.383: sourcing $HOME/.vimrc
038.559 000.221: sourcing vimrc file(s)
038.987 000.030 000.030: sourcing /Users/javin/.vim/plugin/phpcheck.vim
043.270 004.110 004.110: sourcing /Users/javin/.vim/plugged/vim-fugitive/plugin/fugitive.vim
043.647 000.146 000.146: sourcing /Users/javin/.vim/plugged/vim-airline/autoload/airline.vim
043.864 000.101 000.101: sourcing /Users/javin/.vim/plugged/vim-airline/autoload/airline/init.vim
044.323 000.100 000.100: sourcing /Users/javin/.vim/plugged/vim-airline/autoload/airline/parts.vim
045.045 001.643 001.296: sourcing /Users/javin/.vim/plugged/vim-airline/plugin/airline.vim
045.169 000.017 000.017: sourcing /Users/javin/.vim/plugged/vim-airline-themes/plugin/airline-themes.vim
045.768 000.132 000.132: sourcing /Users/javin/.vim/plugged/nerdtree/autoload/nerdtree.vim
046.802 000.423 000.423: sourcing /Users/javin/.vim/plugged/nerdtree/lib/nerdtree/path.vim
046.963 000.103 000.103: sourcing /Users/javin/.vim/plugged/nerdtree/lib/nerdtree/menu_controller.vim
047.083 000.069 000.069: sourcing /Users/javin/.vim/plugged/nerdtree/lib/nerdtree/menu_item.vim
047.224 000.091 000.091: sourcing /Users/javin/.vim/plugged/nerdtree/lib/nerdtree/key_map.vim
047.462 000.187 000.187: sourcing /Users/javin/.vim/plugged/nerdtree/lib/nerdtree/bookmark.vim
047.710 000.195 000.195: sourcing /Users/javin/.vim/plugged/nerdtree/lib/nerdtree/tree_file_node.vim
048.240 000.455 000.455: sourcing /Users/javin/.vim/plugged/nerdtree/lib/nerdtree/tree_dir_node.vim
048.502 000.206 000.206: sourcing /Users/javin/.vim/plugged/nerdtree/lib/nerdtree/opener.vim
048.762 000.207 000.207: sourcing /Users/javin/.vim/plugged/nerdtree/lib/nerdtree/creator.vim
048.857 000.044 000.044: sourcing /Users/javin/.vim/plugged/nerdtree/lib/nerdtree/flag_set.vim
049.125 000.144 000.144: sourcing /Users/javin/.vim/plugged/nerdtree/lib/nerdtree/nerdtree.vim
049.462 000.279 000.279: sourcing /Users/javin/.vim/plugged/nerdtree/lib/nerdtree/ui.vim
049.568 000.027 000.027: sourcing /Users/javin/.vim/plugged/nerdtree/lib/nerdtree/event.vim
049.656 000.038 000.038: sourcing /Users/javin/.vim/plugged/nerdtree/lib/nerdtree/notifier.vim
050.114 000.397 000.397: sourcing /Users/javin/.vim/plugged/nerdtree/autoload/nerdtree/ui_glue.vim
063.104 000.114 000.114: sourcing /Users/javin/.vim/plugged/nerdtree/nerdtree_plugin/exec_menuitem.vim
063.644 000.510 000.510: sourcing /Users/javin/.vim/plugged/nerdtree/nerdtree_plugin/fs_menu.vim
063.833 018.583 014.962: sourcing /Users/javin/.vim/plugged/nerdtree/plugin/NERD_tree.vim
064.441 000.304 000.304: sourcing /Users/javin/.vim/plugged/ctrlp.vim/autoload/ctrlp/mrufiles.vim
064.708 000.784 000.480: sourcing /Users/javin/.vim/plugged/ctrlp.vim/plugin/ctrlp.vim
065.091 000.019 000.019: sourcing /Users/javin/.vim/plugged/syntastic/plugin/syntastic/autoloclist.vim
065.130 000.017 000.017: sourcing /Users/javin/.vim/plugged/syntastic/plugin/syntastic/balloons.vim
065.168 000.016 000.016: sourcing /Users/javin/.vim/plugged/syntastic/plugin/syntastic/checker.vim
065.204 000.016 000.016: sourcing /Users/javin/.vim/plugged/syntastic/plugin/syntastic/cursor.vim
065.295 000.070 000.070: sourcing /Users/javin/.vim/plugged/syntastic/plugin/syntastic/highlighting.vim
065.401 000.060 000.060: sourcing /Users/javin/.vim/plugged/syntastic/plugin/syntastic/loclist.vim
065.474 000.023 000.023: sourcing /Users/javin/.vim/plugged/syntastic/plugin/syntastic/modemap.vim
065.518 000.019 000.019: sourcing /Users/javin/.vim/plugged/syntastic/plugin/syntastic/notifiers.vim
065.559 000.018 000.018: sourcing /Users/javin/.vim/plugged/syntastic/plugin/syntastic/registry.vim
065.600 000.020 000.020: sourcing /Users/javin/.vim/plugged/syntastic/plugin/syntastic/signs.vim
066.614 000.828 000.828: sourcing /Users/javin/.vim/plugged/syntastic/autoload/syntastic/util.vim
083.604 000.191 000.191: sourcing /Users/javin/.vim/plugged/syntastic/plugin/syntastic/autoloclist.vim
083.800 000.163 000.163: sourcing /Users/javin/.vim/plugged/syntastic/plugin/syntastic/balloons.vim
084.324 000.460 000.460: sourcing /Users/javin/.vim/plugged/syntastic/plugin/syntastic/checker.vim
084.619 000.251 000.251: sourcing /Users/javin/.vim/plugged/syntastic/plugin/syntastic/cursor.vim
084.824 000.176 000.176: sourcing /Users/javin/.vim/plugged/syntastic/plugin/syntastic/highlighting.vim
085.526 000.669 000.669: sourcing /Users/javin/.vim/plugged/syntastic/plugin/syntastic/loclist.vim
085.850 000.247 000.247: sourcing /Users/javin/.vim/plugged/syntastic/plugin/syntastic/modemap.vim
086.064 000.184 000.184: sourcing /Users/javin/.vim/plugged/syntastic/plugin/syntastic/notifiers.vim
086.587 000.466 000.466: sourcing /Users/javin/.vim/plugged/syntastic/plugin/syntastic/registry.vim
086.734 000.108 000.108: sourcing /Users/javin/.vim/plugged/syntastic/plugin/syntastic/signs.vim
088.015 022.394 018.651: sourcing /Users/javin/.vim/plugged/syntastic/plugin/syntastic.vim
088.837 000.612 000.612: sourcing /Users/javin/.vim/plugged/taglist.vim/plugin/taglist.vim
089.307 000.337 000.337: sourcing /Users/javin/.vim/plugged/YouCompleteMe/plugin/youcompleteme.vim
090.266 000.847 000.847: sourcing /Users/javin/.vim/plugged/DoxygenToolkit.vim/plugin/DoxygenToolkit.vim
091.080 000.700 000.700: sourcing /Users/javin/.vim/plugged/vim-dirdiff/plugin/dirdiff.vim
092.442 001.259 001.259: sourcing /Users/javin/.vim/plugged/LeaderF/plugin/leaderf.vim
093.402 000.487 000.487: sourcing /Users/javin/.vim/plugged/vim-javacomplete2/autoload/javacomplete/util.vim
094.008 001.233 000.746: sourcing /Users/javin/.vim/plugged/vim-javacomplete2/plugin/javacomplete.vim
094.632 000.072 000.072: sourcing /usr/local/share/vim/vim80/plugin/getscriptPlugin.vim
095.018 000.360 000.360: sourcing /usr/local/share/vim/vim80/plugin/gzip.vim
095.288 000.243 000.243: sourcing /usr/local/share/vim/vim80/plugin/logiPat.vim
095.334 000.017 000.017: sourcing /usr/local/share/vim/vim80/plugin/manpager.vim
095.559 000.174 000.174: sourcing /usr/local/share/vim/vim80/plugin/matchparen.vim
096.168 000.584 000.584: sourcing /usr/local/share/vim/vim80/plugin/netrwPlugin.vim
096.221 000.018 000.018: sourcing /usr/local/share/vim/vim80/plugin/rrhelper.vim
096.280 000.029 000.029: sourcing /usr/local/share/vim/vim80/plugin/spellfile.vim
096.455 000.147 000.147: sourcing /usr/local/share/vim/vim80/plugin/tarPlugin.vim
096.576 000.090 000.090: sourcing /usr/local/share/vim/vim80/plugin/tohtml.vim
096.767 000.162 000.162: sourcing /usr/local/share/vim/vim80/plugin/vimballPlugin.vim
097.005 000.201 000.201: sourcing /usr/local/share/vim/vim80/plugin/zipPlugin.vim
097.033 003.550: loading plugins
097.100 000.067: loading packages
097.127 000.027: loading after plugins
097.137 000.010: inits 3
097.437 000.300: reading viminfo
097.491 000.054: setting raw mode
097.496 000.005: start termcap
097.533 000.037: clearing screen
100.599 000.123 000.123: sourcing /usr/local/share/vim/vim80/ftplugin/java.vim
101.247 000.166 000.166: sourcing /usr/local/share/vim/vim80/indent/java.vim
103.442 001.243 001.243: sourcing /usr/local/Cellar/vim/8.0.1050/share/vim/vim80/syntax/html.vim
105.671 003.944 002.701: sourcing /usr/local/share/vim/vim80/syntax/java.vim
107.088 000.517 000.517: sourcing /Users/javin/.vim/plugged/vim-airline/autoload/airline/extensions.vim
107.575 000.177 000.177: sourcing /Users/javin/.vim/plugged/vim-airline/autoload/airline/extensions/quickfix.vim
108.050 000.175 000.175: sourcing /Users/javin/.vim/plugged/vim-airline/autoload/airline/extensions/netrw.vim
108.272 000.073 000.073: sourcing /Users/javin/.vim/plugged/vim-airline/autoload/airline/extensions/term.vim
108.622 000.122 000.122: sourcing /Users/javin/.vim/plugged/vim-airline/autoload/airline/extensions/ctrlp.vim
109.282 000.403 000.403: sourcing /Users/javin/.vim/plugged/vim-airline/autoload/airline/extensions/branch.vim
109.721 000.084 000.084: sourcing /Users/javin/.vim/plugged/vim-airline/autoload/airline/extensions/syntastic.vim
110.201 000.176 000.176: sourcing /Users/javin/.vim/plugged/vim-airline/autoload/airline/extensions/whitespace.vim
110.556 000.070 000.070: sourcing /Users/javin/.vim/plugged/vim-airline/autoload/airline/extensions/wordcount.vim
110.791 000.047 000.047: sourcing /Users/javin/.vim/plugged/vim-airline/autoload/airline/extensions/keymap.vim
114.004 000.100 000.100: sourcing /Users/javin/.vim/plugged/vim-airline/autoload/airline/section.vim
114.414 000.253 000.253: sourcing /Users/javin/.vim/plugged/vim-airline/autoload/airline/highlighter.vim
117.108 000.090 000.090: sourcing /Users/javin/.vim/plugged/vim-airline/autoload/airline/themes.vim
117.384 000.475 000.385: sourcing /Users/javin/.vim/plugged/vim-airline-themes/autoload/airline/themes/molokai.vim
128.999 000.129 000.129: sourcing /Users/javin/.vim/plugged/vim-airline/autoload/airline/util.vim
131.169 000.185 000.185: sourcing /Users/javin/.vim/plugged/vim-airline/autoload/airline/builder.vim
131.580 000.116 000.116: sourcing /Users/javin/.vim/plugged/vim-airline/autoload/airline/extensions/default.vim
177.715 000.065 000.065: sourcing /Users/javin/.vim/plugged/vim-javacomplete2/autoload/javacomplete/logger.vim
178.738 000.095 000.095: sourcing /Users/javin/.vim/plugged/vim-javacomplete2/autoload/javacomplete/classpath/classpath.vim
179.757 000.124 000.124: sourcing /Users/javin/.vim/plugged/vim-javacomplete2/autoload/javacomplete/classpath/maven.vim
180.040 000.116 000.116: sourcing /Users/javin/.vim/plugged/vim-javacomplete2/autoload/javacomplete/classpath/gradle.vim
180.090 003.267 002.867: sourcing /Users/javin/.vim/plugged/vim-javacomplete2/autoload/javacomplete.vim
180.551 000.336 000.336: sourcing /Users/javin/.vim/plugged/vim-javacomplete2/autoload/javacomplete/server.vim
412.762 000.392 000.392: sourcing /Users/javin/.vim/plugged/ctrlp.vim/autoload/ctrlp/utils.vim
415.664 000.392 000.392: sourcing /Users/javin/.vim/plugged/syntastic/autoload/syntastic/log.vim
415.737 306.482: opening buffers
422.917 005.679 005.679: sourcing /Users/javin/github/vimrc/.vim/plugged/taglist.vim/plugin/taglist.vim
440.433 000.445 000.445: sourcing /Users/javin/.vim/plugged/LeaderF/autoload/leaderf.vim
444.070 004.487 004.042: sourcing /Users/javin/.vim/plugged/LeaderF/autoload/lfMru.vim
445.060 019.157: BufEnter autocommands
445.068 000.008: editing files in windows
446.596 000.816 000.816: sourcing /Users/javin/.vim/plugged/YouCompleteMe/autoload/youcompleteme.vim
561.594 115.710: VimEnter autocommands
561.602 000.008: before starting main loop
585.980 000.669 000.669: sourcing /Users/javin/.vim/plugged/vim-airline/autoload/airline/async.vim
603.494 041.223: first screen update
603.661 000.167: --- VIM STARTED ---将耗时进行排序（sort -nrk 2），我发现 opening buffers 和 VimEnter autocommands 耗时占比较大，值在 100ms 以上的。
请问，如何优化这个问题。
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来⊙日无期ε 普通会员 1楼
Vim 是一个强大的文本编辑器，可以用于编写代码、创建文档等。然而，如果 Vim 的启动过程过慢，可能会影响工作效率。以下是一些关于 Vim 启动过程优化的建议：
-
使用 Vi 编辑器：Vim 是一个基于 Unix 的编辑器，它的启动过程通常比其他编辑器更快。尝试在一台没有 Vim 的机器上运行 Vim，看看它是否真的比其他编辑器更快。
-
设置 Vim 的启动选项：在 Vim 的配置文件 vimrc 中，你可以设置一些启动选项来优化启动过程。例如，你可以设置默认的搜索目录、打开文件的命令等。
-
使用 Vim 的插件： Vim 有很多插件可以优化启动过程。例如，有一些插件可以关闭不必要的进程、优化内存使用等。
-
使用 Vim 的热键：Vim 使用了一些特殊的热键来加速启动过程。例如，你可以使用
Esc和Esc-Up来快速进入模式，使用Esc-Up-Up来快速返回上一级模式。 -
使用 Vim 的延迟启动：在 Vim 的配置文件 vimrc 中，你可以设置延迟启动选项来等待一段时间后再启动 Vim。这可以减少 Vim 的启动时间。
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定期清理 Vim 的缓存：如果 Vim 运行在内存大的机器上，那么缓存可能会占用大量的内存。定期清理 Vim 的缓存可以释放内存，提高启动速度。
以上是一些关于 Vim 启动过程优化的建议，希望对你有所帮助。
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