File transfer performance display?

[John Abreau]

If cstream gives you the output you want, try replacing \n with \r:

    ssh host run-program | cstream -T 5 -o localfile | tr '\012' '\015'


On Tue, Sep 30, 2008 at 2:36 PM, Derek Atkins <warlord-3s7WtUTddSA at public.gmane.org> wrote:
> Hey BLUers,
>
> I used to be able to use curl to download some information, and it
> gives me some really nice transfer rate properties.  Unfortunately I
> can't use that method anymore.  So now I've got a process that
> effectively is:
>
>  ssh host run-program > localfile
>
> Unfortunately this doesn't give me any feedback about my download
> transfer rate.  I found a program called cstream, so using that I can
> do something like:
>
>  ssh host run-program | cstream -T 5 -o localfile
>
> This gives me output that looks like:
>
> ...
> 132222700 B 126.1 MB 826.4 s (13:46 min) 159991 B/s 156.24 KB/s
> 132711520 B 126.6 MB 831.5 s (13:51 min) 159600 B/s 155.86 KB/s
> 133505134 B 127.3 MB 836.6 s (13:56 min) 159589 B/s 155.85 KB/s
> ...
>
> This is the information I want, however it's output on
> consecutive lines.  So at 5 second intervals over an hour
> it will output 720 status lines.  That fills up my terminal
> buffer pretty quickly.
>
> What I'd really like is something like the old curl (or scp)
> output that keeps the input on a single line.  Does anyone
> have any suggestions for what program I can use?  Neither dd nor
> cat provide throughput information, and I can't get scp, curl, or
> wget to copy from stdin to an output file and give me throughput
> information.
>
> I'd prefer not to have to go hack the cstream sources if I could
> avoid it.  Is there any ready-made tool that could do what I want?
>
> Thanks,
>
> -derek
>
> --
>       Derek Atkins, SB '93 MIT EE, SM '95 MIT Media Laboratory
>       Member, MIT Student Information Processing Board  (SIPB)
>       URL: http://web.mit.edu/warlord/    PP-ASEL-IA     N1NWH
>       warlord-DPNOqEs/LNQ at public.gmane.org                        PGP key available
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>



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John Abreau / Executive Director, Boston Linux & Unix
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