Performance of bzr update for lightweight checkout

[Gordon Tyler]

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On 2/4/2011 4:24 PM, Ulrich Mueller wrote:
>>>>>> On Fri, 04 Feb 2011, Eli Zaretskii wrote:
> 
>> It was around 50 min for me, but it's a one-time investment. 
>> Thereafter, each "bzr update" takes much less time, usually around 
>> 30 sec (assuming you sync at least once a day). So it's worth your 
>> while.
> 
> Strangely enough, when using the mirror at lp:emacs, it is only 15
> min for me, as compared to the 97 min for savannah.
> 
> Can this be due to different bzr versions? Or is network bandwidth
> or hardware at savannah too slow for the load they must handle?

As I recall, for various reasons savannah uses bzr over HTTP, which is a
significantly less efficient protocol than bzr over SSH, which is how lp
URLs are resolved.

Ciao,
Gordon

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