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Joey Hess 2016-03-14 16:47:32 -04:00
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commit 31480a54e2
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doc/todo/optimise_git-annex_merge.mdwn
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@ -8,6 +8,9 @@ Instead, I'd like a way to stream multiple objects into git using stdin.
Sometime, should look at either extending git-hash-object to support that, Sometime, should look at either extending git-hash-object to support that,
or possibly look at using git-fast-import instead. or possibly look at using git-fast-import instead.
> Well, I went with git hash-object --stdin-paths despite it needing to read from
> temp files. --[[Joey]]
--- ---
`git-annex merge` also runs `git show` once per file that needs to be `git-annex merge` also runs `git show` once per file that needs to be
@ -21,3 +24,5 @@ There is already a Git.CatFile library that can do this easily. --[[Joey]]
Merging used to use memory proportional to the size of the diff. It now Merging used to use memory proportional to the size of the diff. It now
streams data, running in constant space. This probably sped it up a lot, streams data, running in constant space. This probably sped it up a lot,
as there's much less allocation and GC action. --[[Joey]] as there's much less allocation and GC action. --[[Joey]]
[[done]]