[PATCH 1 of 6 V2] obsstore: add a 'cachekey' method

[Jun Wu]

Excerpts from Pierre-Yves David's message of 2017-06-01 18:15:17 +0200:
> On 05/20/2017 05:30 PM, Pierre-Yves David wrote:
> > # HG changeset patch
> > # User Pierre-Yves David <pierre-yves.david at octobus.net>
> > # Date 1495191830 -7200
> > #      Fri May 19 13:03:50 2017 +0200
> > # Node ID 221be1ef98902fa695a709371f75e63f9b3e950a
> > # Parent  566cfe9cbbb9b163bb58c8666759a634badacdd7
> > # EXP-Topic obscache
> > # Available At https://www.mercurial-scm.org/repo/users/marmoute/mercurial/ 
> > #              hg pull https://www.mercurial-scm.org/repo/users/marmoute/mercurial/  -r 221be1ef9890
> > obsstore: add a 'cachekey' method
> 
> What is the status of this series. V2 has been on the list for over 10 
> days and I still see it in patchwork. How can I help having it move 
> forward. There are various other improvements stuck behind this series.

I think V2 radixlink will be fast enough so this series look unnecessary.

I think adding revision numbers to obsstore components is what we should
avoid in design.

Not to say this series has perf issues with huge repos.

> Cheers,
>