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Date: Fri, 8 Mar 2013 18:41:40 -0700 (MST)
From: Warren Block <wblock@wonkity.com>
To: Chris Rees <crees@FreeBSD.org>
Subject: Re: Argument list too long
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 (wonkity.com [127.0.0.1]); Fri, 08 Mar 2013 18:41:40 -0700 (MST)
Cc: freebsd-fs@freebsd.org, Brooks Davis <brooks@freebsd.org>
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On Fri, 8 Mar 2013, Chris Rees wrote:

> > For fun, after running each of these several times to preload cache:
> >
> > find /usr/ports -type f -print0 | xargs -0 grep -H "X-PHP-Script"
> > 40.98 seconds (average)
> >
> > find /usr/ports -type f -exec grep -H "X-PHP-Script" {} \+
> > 42.27 seconds (average)
> >
> > So they aren't too different in performance.
> 
> The \+ form I have also found impossible to achieve in csh, which is why I never recommend it.

Do you mean in scripted form?  It works in interactive csh, that's what 
I used for this test.