Re: slow speed between ftp server and client
- From: jameshanley39@xxxxxxxxxxx
- Date: 21 Jul 2005 06:50:16 -0700
Ron Lowe wrote:
> <jameshanley39@xxxxxxxxxxx> wrote in message
> news:1121898349.765926.280070@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
> > my ftp server is in britain, and my friend is connecting in the USA.
> > We are getting speeds of 14KB/s
> >
> > We both have broadband, we should be able to get at about 64KB/s, or at
> > least 30KB/s, what we have seems very slow.
> > These numbers i'm itnerested in are throughput.
> >
> > tracert only shows latency, not throughput. similarly with pathping.
> >
> > Is there any prog that shows throughput?
> > how can I diagnose what is slowing this down?
> >
>
>
> Broadband connections are Assymetric.
> That is to say, the upload speed is less than the download.
> This will be the limiting factor.
>
> For example:
> UK ADSL typically uas an upload of 256Kbit/sec, even if you have 2Mbit down.
> This will limit your FTP upload to around 30KBytes/sec.
>
> An upload rate of 128Kbit /sec will give you around 15Kbytes/sec.
>
> You need to determine the supposed upload speed of your connection.
>
> Also, any other concurrent upload will throttle back the FTP speed.
> For example, if 2 FTP users were uploading, or if you have a
> P2P filesharing app running at the same time.
>
> If you determine that you should be getting more than you are,
> then you need to see where the bottleneck is.
>
> Try connecting from another user on the same ISP.
> Ths will determine if the bottleneck is within your ISP or externally on the
> Internet.
>
my upload speed is 32MB/s. But this guy is downloading from me, so I
don't think upload is important. Besides, 14KB/s is clearly slower
than expected.
I do not know another user at my ISP , how should I do this test?
thanks
.
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