Re: Nasty ext2fs bug!

From: Justin Piszcz (jpiszcz@lucidpixels.com)
Date: Thu Aug 01 2002 - 14:21:24 EST


My ISP = Adelphia.
The area in which I live in has many problems, simply check:
http://www.dslreports.com/forum/adelphia
The post with 700+ threads is where I am.
Basically, each thread from their service only gives you 10-20KB/s.
To get any decent speed while downloading, you must download in parallel or
split the file up.

Willy Tarreau wrote:

> On Thu, Aug 01, 2002 at 08:27:18PM +0200, Ragnar Kj?rstad wrote:
> > On Thu, Aug 01, 2002 at 11:48:56AM -0600, Andreas Dilger wrote:
> > > I find it hard to believe that this would actually make a huge
> > > difference, except in the case where the source is throttling bandwidth
> > > on a per-connection basis. Either your network is saturated by the
> > > transfer, or some point in between is saturated. I could be wrong, of
> > > course, and it would be interesting to hear the reasoning behind the
> > > speedup.
> > If some link is saturated with 1000 connections, you will get 1% of the
> > bandwith instead of 0.1% if you use 10 concurrent connections. right?
>
> wrong, you'll get 1% of the connections instead of 0.1%. So you'll be
> more responsible for the saturation of some active equipments which
> are sensible to connections, but this has nothing to do with the
> bandwidth, nor the link.
>
> It may be usefull only if you have a very high latency and a small
> TCP window, I think.
>
> Cheers,
> Willy

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