Date: Thu, 10 Nov 2005 14:48:15 +0100 From: "Poul-Henning Kamp" <phk@phk.freebsd.dk> To: babkin@users.sf.net Cc: Danny Howard <dannyman@toldme.com>, freebsd-hackers@freebsd.org, freebsd-geom@freebsd.org Subject: Re: GEOM for multipath? How? Message-ID: <5582.1131630495@critter.freebsd.dk> In-Reply-To: Your message of "Thu, 10 Nov 2005 07:06:26 CST." <32275093.1131627986609.JavaMail.root@vms170.mailsrvcs.net>
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In message <32275093.1131627986609.JavaMail.root@vms170.mailsrvcs.net>, Sergey Babkin writes: >>From: Danny Howard <dannyman@toldme.com> > >>Hey ... yes, I recall there being issues with the QLogic drivers ... I >>wonder if anyone has given the mpt drivers a shot? I was able to speak >>with an engineer at Engenio (now owned by LSI) and she said there were >>some issues with the QLogic dual-port cards that were interesting to >>her, but the LSI dual-port cards behaved differently ... > >QLogic worked fine in multi-path configuration with UnixWare. >I think LSI and Adaptec did too. The only trick is to make sure >that the IRQs of the cards are not shared between the cards or with >any other device. I suspect it is not the card as much as the driver, but I am not sure. -- Poul-Henning Kamp | UNIX since Zilog Zeus 3.20 phk@FreeBSD.ORG | TCP/IP since RFC 956 FreeBSD committer | BSD since 4.3-tahoe Never attribute to malice what can adequately be explained by incompetence.
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