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Re: [PR] vcs_info-examples: optimize +vi-git-untracked() #76



On Sun, 27 Jun 2021 15:03:17 +0200, Roman Perepelitsa wrote:
> On Sun, Jun 27, 2021 at 8:07 AM Suraj N. Kurapati wrote:
> > Speed up the prompt on large and/or deep working directories [...]  
> 
> Do you have an estimate of the speedup? Numbers from at least one
> repository on one machine would be useful to see.

I see a 4x speedup on a large Git-enabled home directory, as follows:

    $ time (git status --porcelain | wc -l)
    212
    0.01s user 0.02s system 0% cpu 9.021 total

    $ time (git status --porcelain | grep '??' &>/dev/null)
    0.01s user 0.02s system 0% cpu 12.294 total

    $ time (git status --porcelain | grep -q '^?? ' 2>/dev/null)
    0.01s user 0.01s system 0% cpu 3.097 total

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