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Re: svn commit: r1495419 - in /subversion/trunk/subversion/libsvn_ra_serf: options.c ra_serf.h serf.c util.c

From: Greg Stein <gstein_at_gmail.com>
Date: Tue, 9 Jul 2013 00:33:35 -0400

On Mon, Jul 8, 2013 at 11:53 PM, Greg Stein <gstein_at_gmail.com> wrote:

> So let's say you have a RTT of 500ms, that means your command is going
> to be delayed by 4 seconds assuming 8 connections, it also means that
>> you're going to have a pretty bad time using Subversion anyway. Yes
>> that sucks, but I doubt very many of our commands actually make use of
>> all 8 of those connections, remember we only actually require 2.
>> Right now from the US I have a RTT to svn.eu.apache.org of about 180ms
>> and to svn.us.apache.org of about 20ms, meaning worst case scenario
>> for those is a delay of 1.4 seconds and 160ms.
Data point: using a packet analyzer, the extra request (for me, to
svn.us.apache.org) adds 117ms.

Ping time is comparable (leading me to assume it's all network, rather than
processing-based lag).

Received on 2013-07-09 06:34:23 CEST

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