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The Tuesday 2007-03-06 at 09:50 +0800, Zhang Weiwu wrote:
> Hello. I have a shell script that process about 35MB data: command1
> produce 35MB data and sed do some work to the data, send to command2 who
> receive these data:
>
> $ command1 | sed -e 'xxxx' | command 2
>
> The problem being I don't know the progress. Unfortunately both command1
> and command2 do not have any output of progress, maybe 'sed' has a way
> of displaying progress but I could not find. The commands run very long
> time (1 day) so I need a way to know how much data has been processed
> (1MB? 10MB?).
You can do something like this:
command1 | tee file1 | sed -e 'xxxx' | tee file 2 | command 2
which will save intermediate results to file1 and file2, and from that you
might be able to deduce progress.
- --
Cheers,
Carlos E. R.
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