Date: Tue, 13 Mar 2001 03:10:42 -0600 From: Mike Meyer <mwm@mired.org> To: Helge Oldach <Helge.Oldach@de.origin-it.com> Cc: bright@wintelcom.net (Alfred Perlstein), oberman@es.net, sos@freebsd.dk, mobile@FreeBSD.ORG, stable@FreeBSD.ORG Subject: Re: Disk I/O problem in 4.3-BETA Message-ID: <15021.58386.377695.943846@guru.mired.org> In-Reply-To: <200103130848.JAA08707@galaxy.de.cp.philips.com> References: <20010312140636.A18351@fw.wintelcom.net> <200103130848.JAA08707@galaxy.de.cp.philips.com>
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Helge Oldach <Helge.Oldach@de.origin-it.com> types: > Generally I'd say it's not a bad idea to have write caching on the disk > enabled - assuming that it is decently implemented. BTW, don't SCSI > disks use write cacheing as well? :-) Yes, they do. And it's recommended that you turn it off if you turn on softupdates. The driver doesn't do it for you, though. I'd be interested to know details about why softupdates makes it more critical to have write caching off. <mike -- Mike Meyer <mwm@mired.org> http://www.mired.org/home/mwm/ Independent WWW/Perforce/FreeBSD/Unix consultant, email for more information. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-mobile" in the body of the message
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