Fixes a mysterious typo that affects reading.
Excerpts from Jun Wu's message of 2017-02-02 09:34:47 +0000:
> This is mainly to discuss more details about chg repo preloading idea [1].
>
> Perf Numbers
>
> I wrote a hacky prototype [2] that shows significant improvements on
> various commands in our repo:
>
> Before After (in seconds)
> chg bookmark 0.40 0.08
> chg log -r . -T '{node}' 0.50 0.08
> chg sl 0.71 0.27
> chg id 0.71 0.37
>
> And hg-committed (with 12M obsstore) could benefit from it too mainly
> because the obsstore becomes preloaded:
>
> Before After
> chg bookmark 0.56 0.06
> chg log -r . -T '{node}' 0.56 0.07
> chg log -r . -p 0.86 0.08
> chg sl 0.84 0.21
> chg id 0.54 0.06
>
> So I think it's nice to get a formal implementation upstreamed. It's also
> easier to solve the perf issues individually like building the hidden
^^^^^^^^ "to solve" should be "than solving"
> bitmap, building an serialization format for the radix tree, etc.
> Although we can also build them later.
>
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