Am 13.02.2014 00:03, schrieb Mike Hommey:
> On Wed, Feb 12, 2014 at 12:00:19PM +0100, Karsten Blees wrote:
>> Am 12.02.2014 04:43, schrieb Duy Nguyen:
>>> On Wed, Feb 12, 2014 at 9:02 AM, Robin H. Johnson <> 
>>> wrote:
>>>> On Tue, Feb 11, 2014 at 05:54:51PM -0800,  Stefan Zager wrote:
>>>>> We in the chromium project have a keen interest in adding threading to
>>>>> git in the pursuit of performance for lengthy operations (checkout,
>>>>> status, blame, ...).  Our motivation comes from hitting some
>>>>> performance walls when working with repositories the size of chromium
>>>>> and blink:
>>>> +1 from Gentoo on performance improvements for large repos.
>>>> The main repository in the ongoing Git migration project looks to be in
>>>> the 1.5GB range (and for those that want to propose splitting it up, we
>>>> have explored that option and found it lacking), with very deep history
>>>> (but no branches of note, and very few tags).
>>> From v1.9 shallow clone should work for all push/pull/clone... so
>>> history depth does not matter (on the client side). As for
>>> gentoo-x86's large worktree, using index v4 and avoid full-tree
>>> operations (e.g. "status .", not "status"..) should make all
>>> operations reasonably fast. I plan to make "status" fast even without
>>> path limiting with the help of inotify, but that's not going to be
>>> finished soon. Did I miss anything else?
>> Regarding git-status on msysgit, enable core.preloadindex and core.fscache 
>> (as of
>> There's no inotify on Windows, and I gave up using ReadDirectoryChangesW to
>> keep fscache up to date, as it _may_ report DOS file names (e.g. C:\PROGRA~1
>> instead of C:\Program Files).
> You can use GetLongPathNameW to get the latter from the former.
> Mike

Except if its a delete or rename final ReadDirectoryChangesW 
version cached the files by their long _and_ short names, but was so complex 
that it slowed most commands down rather than speeding them up :-)
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