Messages in this thread | | | Date | Wed, 15 Apr 2015 12:51:06 +0300 | Subject | Re: [PATCH] tags: much faster, parallel "make tags" | From | Alexey Dobriyan <> |
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On Wed, Apr 15, 2015 at 12:38 PM, Michal Marek <mmarek@suse.cz> wrote: > On 2015-04-14 19:20, Alexey Dobriyan wrote: >> ctags is single-threaded program. Split list of files to be tagged into >> equal parts, 1 part for each CPU and then merge the results. >> >> Speedup on one 2-way box I have is ~143 s => ~99 s (-31%). >> On another 4-way box: ~120 s => ~65 s (-46%!). > > I want this! :-) > > >> + # seems like Useless Use of cat(1) but not really >> + NR_LINES=$(cat .make-tags.src | wc -l) > > wc -l <.make-tags.src
Indeed.
I'll change script to use getconf, since it appears to be standardized.
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