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| author |  https://id.koumbit.net/anarcat <https://id.koumbit.net/anarcat@web> | 2015-02-13 16:09:18 +0000 |
|---|---|---|
| committer |  admin <admin@branchable.com> | 2015-02-13 16:09:18 +0000 |
| commit | 309d05fa3f01388cc68ad5bdb627590802fed244 (patch) | |
| tree | 49a8f059a7b499cf8baa83765231fab9dcbd9757 /doc/forum | |
| parent | 5c0254221e3425779b55df6718a6a789299121ed (diff) | |
add extra question about cat-file vs find
Diffstat (limited to 'doc/forum')
| -rw-r--r-- | doc/forum/optimising_lookupkey.mdwn | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/doc/forum/optimising_lookupkey.mdwn b/doc/forum/optimising_lookupkey.mdwn index b8e4a0353..5a7da7383 100644 --- a/doc/forum/optimising_lookupkey.mdwn +++ b/doc/forum/optimising_lookupkey.mdwn @@ -2,4 +2,12 @@ to work around [[forum/original_filename_on_s3/]], i need to get the key from a could i optimise this by simply doing a `readlink` call on the git checkout? it sure looks like `readlink | basename` is all I really need, and that can probably be done below 10ms (4ms in my tests). how reliable are those links anyways, and is that what lookupkey does? +similarly, i wonder if it's safe to bypass git-annex and talk straight with git to extract location tracking? i can jump from 90ms to below 10ms for such requests if I turn `git annex find <file>` into the convoluted: + +<pre> +git annex lookupkey $file +printf $key | md5sum +git cat-file -p refs/heads/git-annex:$hash/${key}.log +</pre> + thanks. --[[anarcat]] |