On 4/28/06, Bram Moolenaar <[EMAIL PROTECTED]> wrote:
Yakov Lerner wrote: > > On 4/27/06, Bram Moolenaar <[EMAIL PROTECTED]> wrote: > > > Before even thinking of disabling autocommands, we first need proof that > > > this actually changes the search time more than a few percent. > > > > > > Above that, if BufRead autocommands take so much time there is probably > > > something wrong with them. You should find out why this happens. > > I see that BufRead autocommands are not related to speed of > vimgrep. > > But why viminfo needs to be read for every grepped file ? > Command "20verb vimgrep ..." shows > > Reading viminfo file "/home/Yakov/.viminfo" marks > > for every grepped file. Is it really needed ? It is only needed if the buffer contains a match. But we can't predict that. Using another mechanism would be a bit complicated. How much extra time does it take to read the marks from the .viminfo file?
There are 1358 files in $VIMRUNTIME (vim7f). Executint this with no :au commands (vim -u NONE) TIM vimgrep klslkjljklkj $VIMRUNTIME/** takes 46 sec. Executing ':rv' 1358 times takes 2 sec. Yakov P.S. command! -nargs=* -range TIMING :<count>call TIMING(<q-args>) function! TIMING(args) range let start=reltime() exe a:args echo "Execution took " . reltimestr(reltime(start))." sec." endfu
