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Subject:	Re: Syntax for sed .. altered?
To:	cygwin AT cygwin DOT com
References:	<9D9AC45310887B40A7245734E850FBE13946C8A0 AT FS-MX02 DOT frontier DOT local>
From:	Marco Atzeri <marco DOT atzeri AT gmail DOT com>
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Date:	Thu, 30 Jun 2016 17:19:35 +0200
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On 30/06/2016 16:57, Fergus Daly wrote:
>>>> find dirname -type f | xargs sed -i 's/string1/string2/g'
>>>> .. just hangs.
>>>  sed is unchanged from at least 2013, so it must be something else.
>>   Is is possible that this is related to a change in the Cygwin library?
>
> Thank you very much for your interest.
> I was premature in my assertion that sed "hangs".
> But it takes a crazy crazy time.
> I was working on a directory of 6000 text files when I reported as above.
> This is what happened with a directory of <90 files:
>
> ~> find archive -type f | wc
>      87      87    1698
> ~> time find archive -type f | xargs sed -i 's/string1/string2/g'
> real    1m2.587s
> user    0m1.200s
> sys     0m12.884s
>
> More than a minute for 90 files is just extraordinary.
> Anybody else having a similar experience?
> (Thank you again.)
>
> Fergus
>

Not at all

$ find test -type f |wc
     177     177    5119

$ time find test -type f | xargs sed -i -e "s/Octave/Pippo/g"

real    0m5.149s
user    0m0.170s
sys     0m1.183s


BLODA ?





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