Re: [PATCH v3 1/2] commit-graph write: add progress output

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Ping?

We are at -rc0, this progress output is a new feature since v2.19.0,
and the numbers shown are still way off.


On Mon, Oct 15, 2018 at 06:54:47PM +0200, SZEDER Gábor wrote:
> On Mon, Sep 17, 2018 at 03:33:35PM +0000, Ævar Arnfjörð Bjarmason wrote:
> 
> > @@ -560,6 +563,9 @@ static int add_packed_commits(const struct object_id *oid,
> >  	off_t offset = nth_packed_object_offset(pack, pos);
> >  	struct object_info oi = OBJECT_INFO_INIT;
> >  
> > +	if (list->progress)
> > +		display_progress(list->progress, ++list->progress_done);
> 
> Note that add_packed_commits() is used as a callback function for
> for_each_object_in_pack() (with '--stdin-packs') or
> for_each_packed_object() (no options), i.e. this will count the number
> of objects, not commits:
> 
>   $ git rev-list --all |wc -l
>   768524
>   $ git rev-list --objects --all |wc -l
>   6130295
>   # '--count --objects' together didn't work as expected.
>   $ time ~/src/git/git commit-graph write
>   Finding commits for commit graph: 6130295, done.
>   Annotating commits in commit graph: 2305572, done.
>   Computing commit graph generation numbers: 100% (768524/768524), done.
> 
> (Now I also see the 3x difference in the "Annotating commits" counter
> that you mentioned.)
> 
> I see two options:
> 
>   - Provide a different title for this progress counter, e.g.
>     "Scanning objects for c-g", or "Processing objects...", or
>     something else that says "objects" instead of "commits".
> 
>   - Move this condition and display_progress() call to the end of the
>     function, so it will only count commits, not any other objects.
>     (As far as I understand both for_each_object_in_pack() and
>     for_each_packed_object() iterate in pack .idx order, i.e. it's
>     essentially random.  This means that commit objects should be
>     distributed evenly among other kinds of objects, so we don't have
>     to worry about the counter stalling for a long stretch of
>     consecutive non-commit objects.  At least in theory.)
> 
> 
> 



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