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Date:      Thu, 24 Apr 2003 01:56:21 +0200
From:      Michael Nottebrock <michaelnottebrock@gmx.net>
To:        freebsd-current@freebsd.org
Subject:   atacontrol not reflecting disabled write cache (or rogue hdd?)
Message-ID:  <200304240156.25990.michaelnottebrock@gmx.net>

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I've recently changed hw.ata.wc to 0 (via loader.conf.local) on two systems=
=20
and on both systems atacontrol cap still says write cache supported & enabl=
ed=20
(sysctl confirms the setting being 0). One system is 5.0-RELEASE, the other=
=20
4.8-RC.

Is atacontrol lying or do the drives insist on write caching?

The drives are SAMSUNG SV4002H and SAMSUNG SV8004H/QR100-12.

=2D-=20
Regards,
	Michael Nottebrock

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