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Date:      Tue, 05 Mar 2013 18:14:07 +0100
From:      Ivan Voras <ivoras@freebsd.org>
To:        freebsd-hardware@freebsd.org
Subject:   Re: Strange performance problems with I/O subsystem
Message-ID:  <kh594r$v3g$2@ger.gmane.org>
In-Reply-To: <261461361939965@web1e.yandex.ru>
References:  <261461361939965@web1e.yandex.ru>

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[-- Attachment #1 --]
On 27/02/2013 05:39, Гуляев Гоша wrote:

>    And when I have some intensive I/O tasks (csup -g /root/mysupfile, or
>    portsnap fetch update, or rm -rf /usr/obj, when system working
>    sequentialy with many files in general) my system begins periodically
>    freezes. If I see gstat it shows me 100% I\O on disk.

It usually means some kind of incompatibility of your disk drive and the
system, its controller or its driver.
Sometimes it could me that the disk is broken.


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