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Joey Hess 2020-07-13 11:49:24 -04:00
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doc/todo/precache_logs_for_speed_with_cat-file_--buffer.mdwn
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@ -16,6 +16,14 @@ and precache them.
> > the object is already present. So that was the wrong thing to benchmark
> > this with. `copy --to` would be a better benchmark. To speed up get,
> > it would need to check inAnnex before caching the location log.
> >
> > Benchmarking `copy --fast --to`, precaching location logs
> > did yield a 30% speedup, in a 10k repo where all objects were present.
> > But, in a 10k repo where no objects were present, it was over 14x slower,
> > again because the inAnnex check really needs to come before the
> > location log precaching.
> >
> > So, this needs some more work, but is promising.
Another thing that the same cat-file --buffer approach could be used with
is to cat the annex links. Git.LsFiles.inRepoDetails provides the Sha