On Thu, Oct 4, 2012 at 10:04 AM, Jeff King <peff@xxxxxxxx> wrote:
> On Thu, Oct 04, 2012 at 03:56:09AM -0400, Jeff King wrote:
>
>> [1/4]: peel_ref: use faster deref_tag_noverify
>> [2/4]: peel_ref: do not return a null sha1
>> [3/4]: peel_ref: check object type before loading
>> [4/4]: upload-pack: use peel_ref for ref advertisements
>
> I included my own timings in the final one, but my "pathological" case
> at the end is a somewhat made-up attempt to emulate what you described.
> Can you double-check that this series still has a nice impact on your
> real-world repository?
It does, here's best of five for, all compiled with -g -O3:
v1.7.8:
$ time (echo 0000 | ~/g/git/git-upload-pack . | pv >/dev/null)
3.49MB 0:00:00 [ 5.3MB/s] [ <=>
]
real 0m0.660s
user 0m0.604s
sys 0m0.248s
master without your patches:
$ time (echo 0000 | ~/g/git/git-upload-pack . | pv >/dev/null)
3.49MB 0:00:00 [10.2MB/s] [ <=>
]
real 0m0.344s
user 0m0.300s
sys 0m0.172s
master with your patches:
$ time (echo 0000 | ~/g/git/git-upload-pack . | pv >/dev/null)
3.49MB 0:00:00 [31.8MB/s] [ <=>
]
real 0m0.113s
user 0m0.088s
sys 0m0.088s
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