Re: git push sends more objects than it needs to

From: Luck, Tony <tony.luck@intel.com>
Date: Oct 31, 2005, 19:50 UTC
Message-ID: <20051031195048.GA9231@agluck-lia64.sc.intel.com>
In-Reply-To: <Pine.LNX.4.64.0510311119170.27915@g5.osdl.org>

On Mon, Oct 31, 2005 at 11:36:09AM -0800, Linus Torvalds wrote:

>  a) The "don't do that then" approach:
> 
>     Don't go behind git's back and add objects on your own, and expect git 
>     to realize what you did. ;^p

To be a responsible kernel.org git user I need to use packfiles. The cheapest and easiest way to do that is to steal them from you.

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>  b) The "live with it" approach:
> 
>     You copied the pack by hand, and that will keep git-unpack-objects 
>     from duplicating the objects, but you'll still waste time and network 
>     when trying pushing the objects (just once, though).
> 
>     Ie this is what happened this time: nothing really lost, and the end 
>     result is fine. Now you know why it happened, and you're fine.

I like this one best. There's a pretty fat pipe between here and kernel.org ... more of the time wasted appeared to be on the unpacking part than on the transfer.

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>  d) Just let git do it for you.
> 
>     Copy the pack-files, or add my object directory as an "alternates" for 
>     your object directory, do the "git prune-objects", and then _locally_ 
>     on master.kernel.org just do something like

Longer term (when everyone is pulling using the "git" protocol) adding your object directory to my info/alternates looks to be the best thing.

-Tony