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Differential D9755

persistent-nodemap: document the feature in `hg help config.format`
ClosedPublic

Authored by marmoute on Jan 13 2021, 11:04 PM.

Details

Reviewers
Alphare
pulkit
Group Reviewers
hg-reviewers
Commits
rHG8b94f05ab069: persistent-nodemap: document the feature in `hg help config.format`
rHG7e9117299b0a: persistent-nodemap: document the feature in `hg help config.format`
rHG6eef95901781: persistent-nodemap: document the feature in `hg help config.format`
Summary

This is necessary before we advertise the feature more.

Diff Detail

Repository
rHG Mercurial
Lint
Automatic diff as part of commit; lint not applicable.
Unit
Automatic diff as part of commit; unit tests not applicable.

Event Timeline

marmoute created this revision.Jan 13 2021, 11:04 PM
Alphare accepted this revision.Jan 15 2021, 5:43 AM
baymax updated this revision to Diff 24887.Jan 15 2021, 6:59 AM

✅ refresh by Heptapod after a successful CI run (🐙 💚)

pulkit added a subscriber: pulkit.Jan 15 2021, 7:16 AM
pulkit added inline comments.
mercurial/helptext/config.txt
897

Shouldn't we unmark the config as nonexperimental before this?

marmoute added inline comments.Jan 15 2021, 7:48 AM
mercurial/helptext/config.txt
897

This is done at the end of the series.

pulkit accepted this revision.Jan 16 2021, 4:47 AM
This revision is now accepted and ready to land.Jan 16 2021, 4:47 AM

Revision Contents
Changeset List

PathPackages
Mmercurial/helptext/config.txt (17 lines)
Mtests/test-help.t (2 lines)

Diff 24967

mercurial/helptext/config.txt

the "store" repository format (which has to be enabled to use the "store" repository format (which has to be enabled to use
fncache) to allow longer filenames and avoids using Windows fncache) to allow longer filenames and avoids using Windows
reserved names, e.g. "nul". reserved names, e.g. "nul".
Repositories with this on-disk format require Mercurial version 1.1. Repositories with this on-disk format require Mercurial version 1.1.
Enabled by default. Enabled by default.
``use-persistent-nodemap``
pulkitUnsubmitted
Not Done

Shouldn't we unmark the config as nonexperimental before this?

pulkit: Shouldn't we unmark the config as nonexperimental before this?
marmouteAuthorUnsubmitted
Done

This is done at the end of the series.

marmoute: This is done at the end of the series.
Enable or disable the "persistent-nodemap" feature which improves
performance if the rust extensions are available.
The "persistence-nodemap" persist the "node -> rev" on disk removing the
need to dynamically build that mapping for each Mercurial invocation. This
significantly reduce the startup cost of various local and server-side
operation for larger repository.
The performance improving version of this feature is currently only
implemented in Rust, so people using a version of Mercurial compiled
without the Rust part might actually suffer some slowdown.
Repository with this on-disk format require Mercurial version 5.4 or above.
Disabled by default.
``usestore`` ``usestore``
Enable or disable the "store" repository format which improves Enable or disable the "store" repository format which improves
compatibility with systems that fold case or otherwise mangle compatibility with systems that fold case or otherwise mangle
filenames. Disabling this option will allow you to store longer filenames filenames. Disabling this option will allow you to store longer filenames
in some situations at the expense of compatibility. in some situations at the expense of compatibility.
Repositories with this on-disk format require Mercurial version 0.9.4. Repositories with this on-disk format require Mercurial version 0.9.4.

tests/test-help.t

-------- --------
"usegeneraldelta" "usegeneraldelta"
"dotencode" "dotencode"
"usefncache" "usefncache"
"use-persistent-nodemap"
"usestore" "usestore"
"sparse-revlog" "sparse-revlog"
"revlog-compression" "revlog-compression"
"bookmarks-in-store" "bookmarks-in-store"