bsdtar eats CPU when extracting POSIX tar archive
kuriyama at imgsrc.co.jp
Wed Aug 25 21:45:30 PDT 2004
At Wed, 25 Aug 2004 21:35:57 -0700,
Tim Kientzle wrote:
> I pulled the current distfile for the vtun port,
> and it's definitely a GNU format archive, so I
> wasn't able to easily reproduce your problem.
> I'm suspicious that all of the time being used is
> system time. Could you try to find out which
> system calls are taking so long:
> ktrace tar xf /var/tmp/vtun-2.6.tar
> kdump -R -m 16
> That might shed some light on matters.
Thank you for your investigation. This problem is happened on my dual
P-III box, but I cannot reproduce it on another P4 box. I'll try what
is different on them.
Looks kqueue related?
Jun Kuriyama <kuriyama at imgsrc.co.jp> // IMG SRC, Inc.
<kuriyama at FreeBSD.org> // FreeBSD Project
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