[PATCH 05 of 13] perf: add --clear-revlog flag to branchmapload

[Pulkit Goyal]

On Fri, Nov 23, 2018 at 5:18 PM Boris Feld <boris.feld at octobus.net> wrote:

> # HG changeset patch
> # User Boris Feld <boris.feld at octobus.net>
> # Date 1542951152 -3600
> #      Fri Nov 23 06:32:32 2018 +0100
> # Node ID e72da9d014ba91ee4f2fe620a9646404a64d7484
> # Parent  ba101026c80452a9f60b3d574011c7e8773b5a4e
> # EXP-Topic perf-branchmap
> # Available At https://bitbucket.org/octobus/mercurial-devel/
> #              hg pull https://bitbucket.org/octobus/mercurial-devel/ -r
> e72da9d014ba
> perf: add --clear-revlog flag to branchmapload
>
> Having the changelog index already loaded when loading the branchmap can
> have a
> large impact on performance.
>
> Example runs (large private repository):
>
> hg perfbranchmapload -f base
> ! wall 0.116722 comb 0.120000 user 0.110000 sys 0.010000 (best of 59)
> hg perfbranchmapload -f base --clear-revlogs
> ! wall 0.258246 comb 0.230000 user 0.220000 sys 0.010000 (best of 31)
>

Queued 1-5, many thanks!

>
> diff --git a/contrib/perf.py b/contrib/perf.py
> --- a/contrib/perf.py
> +++ b/contrib/perf.py
> @@ -2184,10 +2184,13 @@ def perfbranchmap(ui, repo, *filternames
>  @command(b'perfbranchmapload', [
>       (b'f', b'filter', b'', b'Specify repoview filter'),
>       (b'', b'list', False, b'List brachmap filter caches'),
> +     (b'', b'clear-revlogs', False, 'refresh changelog and manifest'),
>

Added b'' prefix to 'refresh changelog ...' for py3 compatibility.
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