Re: hot to get file sizes in git log output

> On Fri, Oct 20, 2017 at 5:43 PM, Jeff King <peff@peff.net> wrote:
>> On Fri, Oct 20, 2017 at 01:44:36PM -0700, Jacob Keller wrote:
>>> On Fri, Oct 20, 2017 at 11:12 AM, David Lang <david@lang.hm> wrote:
>>> > I'm needing to scan through git history looking for the file sizes (looking
>>> > for when a particular file shrunk drastically)
>>> >
>>> > I'm not seeing an option in git log or git whatchanged that gives me the
>>> > file size, am I overlooking something?
>>>
>>> I'm not exactly sure what you mean by size, but if you want to show
>>> how many lines were added and removed by a given commit for each file,
>>> you can use the "--stat" option to produce a diffstat. The "size" of
>>> the files in each commit isn't very meaningful to the commit itself,
>>> but a stat of how much was removed might be more accurate to what
>>> you're looking for.
>>
>> That's a good suggestion, and hopefully could help David answer his
>> original question.
>>
>> I took the request to mean "walk through history, and for each file that
>> a commit touches, show its size". Which is a bit harder to do, and I
>> think you need to script a little:
>
> David's mention of "a particular file", suggests to me that something
> "bad" happened to one file, and he wants to know in which commit that
> "badness" happened. If so, then it sounds like a job for git-bisect.