Re: cannot fetch arm git tree

From: Detlef Vollmann <dv@vollmann.ch>
To: Russell King - ARM Linux <linux@arm.linux.org.uk>
Cc: linux-arm-kernel@lists.infradead.org,
	"Jello huang" <ruifeihuang@gmail.com>,
	git@vger.kernel.org,
	"Uwe Kleine-König" <u.kleine-koenig@pengutronix.de>
Subject: Re: cannot fetch arm git tree
Date: Fri, 21 Jan 2011 15:28:14 +0100	[thread overview]
Message-ID: <4D3997FE.5030109@vollmann.ch> (raw)
In-Reply-To: <20110121135725.GR13235@n2100.arm.linux.org.uk>

On 01/21/11 14:57, Russell King - ARM Linux wrote:
> On Fri, Jan 21, 2011 at 02:47:28PM +0100, Uwe Kleine-König wrote:
>> Hi Detlef,
>>
>> On Fri, Jan 21, 2011 at 02:38:11PM +0100, Detlef Vollmann wrote:
>>> On 01/16/11 14:42, Russell King - ARM Linux wrote:
>>>> Let's say you already have a copy of my tree from a month ago, and Linus
>>>> has pulled some work from me into his tree, and repacked his tree into one
>>>> single pack file.  At the moment, the largest pack file from Linus is
>>>> 400MB plus a 50MB index.
>>>>
>>>> You already have most of the contents of that 400MB pack file, but if
>>>> you're missing even _one_ object which is contained within it, git will
>>>> have to download the _entire_ 400MB pack file and index file to retrieve
>>>> it.
>>> I thought this has changed with "smart http" in git 1.6.6.
>>> Am I missing something?
>> Well, not all http repos offer smart http.  E.g. Russell doesn't[1],
>> probably because the serving machine doesn't have the power to nice
>> serve a repo via git:// or smart http://.
>
> What is smart http?  I don't particularly follow git developments.
It seems to be an implementation of the git protocol using
HTTP as transport.
Some info on this is at <http://progit.org/2010/03/04/smart-http.html>.

   Detlef