hgwatchman
Integrates the file-watching program watchman with Mercurial to produce faster status results. On a particular Linux system, for a real-world repository with over 200,000 files hosted on ext4, vanilla hg status takes over 3 seconds. On the same system, with hgwatchman it takes under 0.6 seconds.
Contents
1. Status
This extension is not distributed with Mercurial.
This extension is slated to be integrated into core Mercurial.
Author: Facebook, Inc.
Web page: https://bitbucket.org/facebook/hgwatchman