speed up ctrp

vimrc

" Ignore some folders and files for CtrlP indexing
let g:ctrlp_custom_ignore = {
  \ 'dir':  '\.git$\|\.yardoc\|public$|log\|tmp$',
  \ 'file': '\.so$\|\.dat$|\.DS_Store$'
  \ }
  
  " Use The Silver Searcher https://github.com/ggreer/the_silver_searcher
if executable('ag')
  " Use Ag over Grep
  set grepprg=ag\ --nogroup\ --nocolor

  " Use ag in CtrlP for listing files. Lightning fast and respects .gitignore
  let g:ctrlp_user_command = 'ag %s -l --nocolor -g ""'
endif

 let g:ctrlp_user_command = 'ag %s -i --nocolor --nogroup --hidden
    \ --ignore .git                                                                                                                              
    \ --ignore .svn                                                                                                                              
    \ --ignore .hg                                                                                                                               
    \ --ignore .DS_Store                                                                                                                         
    \ --ignore "**/*.pyc"                                                                                                                        
    \ -g ""'