magic sysrq keys functionality

[Kevin Oberman]

> From: bugghy <bugghy at home.ro>
> Date: Mon, 26 Jul 2004 21:53:02 +0000
> Sender: owner-freebsd-current at freebsd.org
> 
> 
> 
> 	So, what would be a convenient way to protect a 5.x release against
> data loss / corruption in case of frequent powerfaillures. (a software
> method)

Turn off write-cache on the disks. hw.ata.wc="0" in /boot/loader.conf
(But be prepared to suffer the consequences to disk performance.)
-- 
R. Kevin Oberman, Network Engineer
Energy Sciences Network (ESnet)
Ernest O. Lawrence Berkeley National Laboratory (Berkeley Lab)
E-mail: oberman at es.net			Phone: +1 510 486-8634