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Date:      Thu, 2 Mar 2017 22:29:46 +0300
From:      Subbsd <subbsd@gmail.com>
To:        freebsd-current Current <freebsd-current@freebsd.org>,  freebsd-hackers <freebsd-hackers@freebsd.org>
Subject:   effect of strip(1) on du(1)
Message-ID:  <CAFt_eMqjO3ihJ925J7KTdRm2cZiPZmC0v0KS0P8TQ=OQA5s=Wg@mail.gmail.com>

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Hi,

Not sure for FreeBSD < 12, but i found interesting behavior strip
effect(1) on du(1) command:

--
%  strip /bin/pax && sleep 4 && du -sh /bin/pax
 65K    /bin/pax
% strip /bin/pax && sleep 3 && du -sh /bin/pax
 65K    /bin/pax
% strip /bin/pax && sleep 2 && du -sh /bin/pax
512B    /bin/pax
% strip /bin/pax && sleep 3 && du -sh /bin/pax
 65K    /bin/pax
--

During some interval after strip call, du will show 512B for any file.
If execute du(1) after strip(1) without delay, this behavior is reproduced 100%:

% strip /bin/sh && du /bin/sh
1       /bin/sh

What such behavior is connected with?



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