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Differential D10231

debugdiscovery: document relevant config option
ClosedPublic

Authored by marmoute on Mar 17 2021, 6:16 PM.

Details

Reviewers
pulkit
Group Reviewers
hg-reviewers
Commits
rHG13d973690ecd: debugdiscovery: document relevant config option
Summary

These config option are here for people to experiment with it. So lets document
them in the command that is used for experimentation.

Diff Detail

Repository
rHG Mercurial
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Automatic diff as part of commit; lint not applicable.
Unit
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Event Timeline

marmoute created this revision.Mar 17 2021, 6:16 PM
pulkit accepted this revision.Mar 19 2021, 4:16 AM
This revision is now accepted and ready to land.Mar 19 2021, 4:16 AM
marmoute added a commit: rHG13d973690ecd: debugdiscovery: document relevant config option.Mar 22 2021, 2:28 PM
Closed by commit rHG13d973690ecd: debugdiscovery: document relevant config option (authored by marmoute). · Explain Why
This revision was automatically updated to reflect the committed changes.

Revision Contents
Changeset List

PathPackages
Mmercurial/debugcommands.py (29 lines)

Diff 26537

mercurial/debugcommands.py

def debugdiscovery(ui, repo, remoteurl=b"default", **opts): def debugdiscovery(ui, repo, remoteurl=b"default", **opts):
"""runs the changeset discovery protocol in isolation """runs the changeset discovery protocol in isolation
The local peer can be "replaced" by a subset of the local repository by The local peer can be "replaced" by a subset of the local repository by
using the `--local-as-revs` flag. Int he same way, usual `remote` peer can using the `--local-as-revs` flag. Int he same way, usual `remote` peer can
be "replaced" by a subset of the local repository using the be "replaced" by a subset of the local repository using the
`--local-as-revs` flag. This is useful to efficiently debug pathological `--local-as-revs` flag. This is useful to efficiently debug pathological
discovery situation. discovery situation.
The following developer oriented config are relevant for people playing with this command:
* devel.discovery.exchange-heads=True
If False, the discovery will not start with
remote head fetching and local head querying.
* devel.discovery.grow-sample=True
If False, the sample size used in set discovery will not be increased
through the process
* devel.discovery.grow-sample.rate=1.05
the rate at which the sample grow
* devel.discovery.randomize=True
If andom sampling during discovery are deterministic. It is meant for
integration tests.
* devel.discovery.sample-size=200
Control the initial size of the discovery sample
* devel.discovery.sample-size.initial=100
Control the initial size of the discovery for initial change
""" """
opts = pycompat.byteskwargs(opts) opts = pycompat.byteskwargs(opts)
unfi = repo.unfiltered() unfi = repo.unfiltered()
# setup potential extra filtering # setup potential extra filtering
local_revs = opts[b"local_as_revs"] local_revs = opts[b"local_as_revs"]
remote_revs = opts[b"remote_as_revs"] remote_revs = opts[b"remote_as_revs"]