Command-line speed test?
Chris Jones
jonesc at hep.phy.cam.ac.uk
Thu Jul 3 21:33:56 UTC 2008
H.S. wrote:
> Chris Jones wrote:
>>> One thought I had was maybe there's some command line program I can use
>>> to send a file to another server, and view the Kbps reading. Not sure if
>>> this would be a true measurement, though. Help is appreciated.
>> scp ? That gives you a measure of the bandwidth at the command line.
>
> This may depend quite a bit on the machine on which it is being used
> because it uses encryption, and encryption uses the CPU.
I doubt on any recent machine the CPU will saturate due to encryption
before the network bandwidth does (if it does, I doubt you have anything
to worry about bandwidth wise ;) )
Actually, now I think about it compression might be an issue. If you
have it enabled and transfer a lossy file, it might suggest you have a
better connection than you do.
Moreover, I
> think one needs an account on the remote machine.
The OP seemed to suggest (to me at least) that he did.
>
> Best bet would be to download a file from a website using wget.
>
> Getting the upload speed is still a problem though. For this, one needs
> to be able to upload a file to a remote mechine.
Someone else suggested iftop. I hadn't heard of this before but seems
pretty useful.
Chris
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