Date: Mon, 11 Jun 2007 12:09:57 -0700 (PDT) From: dmose <dimitri_c@sympatico.ca> To: freebsd-stable@freebsd.org Subject: Re: Dell SAS5 Performance Issue Message-ID: <11066546.post@talk.nabble.com> In-Reply-To: <466D9A81.4050604@samsco.org> References: <460959E8.207@thekeelecentre.com> <7579f7fb0703271102q1a866897x2d63a86e72895125@mail.gmail.com> <46095CE5.5080600@thekeelecentre.com> <eubopo$nag$1@sea.gmane.org> <20070327201841.W62476@maildrop.int.zabbadoz.net> <11065717.post@talk.nabble.com> <466D9A81.4050604@samsco.org>
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Scott Long-2 wrote: > > dmose wrote: >> >> >> Bjoern A. Zeeb wrote: >>> On Tue, 27 Mar 2007, Ivan Voras wrote: >>> >>>> Richard Tector wrote: >>>>> Is there any information I could obtain that would be of use to you in >>>>> tracking this one down? >>>> You could maybe contact the driver's author(s) directly and ask them. >>>> See the AUTHORS section of the man page for details. >>> you should have done your homework before saying this and you might >>> have noticed something;-) >>> >>> To just add a "me too"; same kind of machine. >>> >>> I have been in contact with people the last three days mostly >>> gathering information for them. And yes, the integrated curses based >>> controller utility you can start during boot does not seem to have >>> options to adjust "caching behavior". At least I had not seen and >>> option for that either. >>> >>> Unfortunately this machine will be shipped of the day after tomorrow >>> so I won't be able to test anything new. I'll follow this thread and >>> in case I can help with anything - let me know. >>> >>> /bz >>> >>> -- >>> Bjoern A. Zeeb bzeeb at Zabbadoz dot NeT >>> _______________________________________________ >>> freebsd-stable@freebsd.org mailing list >>> http://lists.freebsd.org/mailman/listinfo/freebsd-stable >>> To unsubscribe, send any mail to >>> "freebsd-stable-unsubscribe@freebsd.org" >>> >>> >> >> Hey guys any updates on this? I'm experiencing the same issue win2kx64 >> environment slow I/O write (read about 65MB/sec) in RAID 1. >> >> There is no way to enable caching in the boot BIOS ... anyone hear plans >> for >> them to update a version that will allow us to configure these options? >> >> > > Are you asking about FreeBSD or Windows 2000? > > Scott > > _______________________________________________ > freebsd-stable@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-stable > To unsubscribe, send any mail to "freebsd-stable-unsubscribe@freebsd.org" > > Either or (actually Windows2003server x64) I figured the write cache is not an OS specific setting, but rather controlled via the host adapters internal BIOS. So I can't see any way to enable this via the bios.. -- View this message in context: http://www.nabble.com/Dell-SAS5-Performance-Issue-tf3474648.html#a11066546 Sent from the freebsd-stable mailing list archive at Nabble.com.
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