Date: Sat, 11 Dec 2004 18:13:36 -0700 From: Scott Long <scottl@freebsd.org> To: Nikolai Schupbach <nikolai@net24.co.nz> Cc: freebsd-scsi@freebsd.org Subject: Re: ibm x335 and LSI 1030 perfomance Message-ID: <41BB9B40.1030901@freebsd.org> In-Reply-To: <41BB9140.7030904@net24.co.nz> References: <41BB9140.7030904@net24.co.nz>
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Nikolai Schupbach wrote: > > We are using a patch from Kenneth Vestergaard Schmidt which appears to > be a different patch than the one created from Jan Rybensky. (perhaps > these guys should have worked together :-) > > We are successfully running this on 4.10R on a few machines, but as with > Jan's patch this does not address all the issues. Specifically > re-synchronizing takes days and disk performance is noticeably reduced > during re-syncing. However once the mirror is synchronized performance > is great and the driver has been extremely stable without any issues to > date. > > The mpt driver needs a new maintainer. I would love to see this driver > finished and fully support thie LSI 1030 in IM mode. I would even pay > to get someone to complete this and have it committed to future releases > of FreeBSD. (anyone interested?). > > I've not tried this patch against 5.3, however it applies cleanly to 4.9 > and 4.10. > > --Nikolai > > > Hi, anyone have success story, making this hardware work well. I have > > IBM x335 with LSI 1030 in IM mode (RAID1) working via mpt(4) but it > > has very poor perfomance. As i understood it's becouse mpt(4) don't > > correct initialize hidden drives and saw patch for FreeBSD 4.9, i try > > make this patch work for 5.3, but without success. Maybe someone > > already do it ? or any information about solution for this prorblem. > > > > Patches i saw is here http://mpt-freebsd.env.cz but i can't test it. > > You should talk to Justin Gibbs <gibbs@scsiguy.com> about changes that he made to the MPT driver recently. Scott
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