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Re: pipe performance problem


Max Bowsher <maxb@ukf.net> wrote:

> thomas <tom@huno.net> wrote:

>> it seems that the pipe code with recent cygwin versions causes a
>> performance problem when much data (3.6 MB per second in this case) is
>> transferred from one program to another.
>>
>> i use mkisofs to make an iso filesystem from files on the fly and pipe
>> the output directly to cdrecord which writes the fs to the cd-r. cmd
>> line looks like this:
>>
>> mkisofs -J -R -l * | cdrecord -dev=1,0,0 -v -dummy -speed=24 -

> Out of interest, does it work if you use a temporary file, instead of a
> pipe?
> (Just want to narrow the problem as far as possible).

yes works without any problems. my first bug report was a bit misleading
here. i only get problems when i pipe the whole thing.

thomas


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