[svn.haxx.se] · SVN Dev · SVN Users · SVN Org · TSVN Dev · TSVN Users · Subclipse Dev · Subclipse Users · this month's index

Re: faster client pre-1.0: neon prefetching, multithreading

From: Brandon Ehle <azverkan_at_yahoo.com>
Date: 2003-02-11 19:50:36 CET

Branko Čibej wrote:

>Brandon Ehle wrote:
>
>
>
>>solo turn wrote:
>>
>>
>>
>>>do you have maybe an explanation wyh the ssh access method has the
>>>same scalability behaviour than local access, and webdav seems to be
>>>factor 3? is it just the asynchrounous, or is it the continouus
>>>opening of a connection and get a little information from the server?
>>>
>>>
>>>
>>>
>>BTW, in case you haven't noticed, I've had the call tree for checkout
>>and import posted here for a while for reference.
>>
>>http://www.pipedreaminteractive.com/svn/checkout.png
>>
>>and
>>
>>http://www.pipedreaminteractive.com/svn/import.png
>>
>>Its very visibile that nothing takes up much time except the delta
>>code right now. Until that disappears, I don't think its very useful
>>to track performance of the systems (at least for import & export) as
>>a lot could change once the delta algorithm is optional or made faster.
>>
>>
>
>Uh, are you counting CPU time or runtime?
>
This is estimated clock cycles (so runtime), and its ra_local.

>Besides, sending deltas for checkout and import is total nonsense. The
>fix is not speeding up vdelta (bet: you won't get a 2x speedup anyway),
>but to remove it from the checkout and import code path entirely.
>
>
Isn't that what I've wanted all along :).

---------------------------------------------------------------------
To unsubscribe, e-mail: dev-unsubscribe@subversion.tigris.org
For additional commands, e-mail: dev-help@subversion.tigris.org
Received on Tue Feb 11 20:00:02 2003

This is an archived mail posted to the Subversion Dev mailing list.