[PATCH STABLE] revlog: add an experimental option to mitigated delta issues (issue5480)

[Sean Farley]

Pierre-Yves David <pierre-yves.david at ens-lyon.org> writes:

> On 06/27/2017 01:16 PM, Pierre-Yves David wrote:
>> # HG changeset patch
>> # User Pierre-Yves David <pierre-yves.david at octobus.net>
>> # Date 1498218574 -7200
>> #      Fri Jun 23 13:49:34 2017 +0200
>> # Branch stable
>> # Node ID 33998dea4a10b09502bf458e458daca273a3f29a
>> # Parent  231690dba9b4d31b5ad2c93284e454135f2763ca
>> # EXP-Topic manifest
>> # Available At https://www.mercurial-scm.org/repo/users/marmoute/mercurial/
>> #              hg pull https://www.mercurial-scm.org/repo/users/marmoute/mercurial/ -r 33998dea4a10
>> revlog: add an experimental option to mitigated delta issues (issue5480)
>
> Any news on this? 4.2.2 is tomorrow and I think it is really important 
> to have it available for all people. This issue is really serious.
>
> (small extra number: the config shrink the pypy repo manifest by an 
> extra half compared to just using aggressivemergedeltas (50MB → 25MB))

I agree that this makes some repos basically unusable (which we've seen
here sometimes). Since it's behind a flag, I'll go ahead and queue this
for stable in a bit. If someone else in crew disagrees, we can dequeue
it.

Queued (for the patchwork bot)
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