Date: Thu, 12 Nov 2015 13:20:38 -0900 From: Royce Williams <royce@tycho.org> To: Kai Gallasch <k@free.de> Cc: freebsd-scsi@freebsd.org, freebsd-stable <freebsd-stable@freebsd.org> Subject: Re: LSI SAS2008 mps driver preferred firmware version Message-ID: <CA%2BE3k93QrUFA3BvhoswkVDXh2bR2aLYG6Z0TOrisVvNL=%2BMZVA@mail.gmail.com> In-Reply-To: <5644FF09.9090200@free.de> References: <5644FF09.9090200@free.de>
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Firmware should match driver, e.g.: mps0: Firmware: 19.00.00.00, Driver: 19.00.00.00-fbs Some of this may help -- not yet updated for 10.2, but may still be useful: http://roycebits.blogspot.com/2015/01/freebsd-lsi-sas9211-8i-hba-firmware.html Royce On Thu, Nov 12, 2015 at 12:05 PM, Kai Gallasch <k@free.de> wrote: > > Hi. > > I'm currently building a new ZFS based FreeBSD 10.2 server with a > SAS/SATA HBA SAS9211-8i. > > Is there a preferred or recommended firmware version for Fusion-MPT > SAS-2 2008 chipset based LSI cards like the SAS9211-8i? MPS(4) does not > give any information about this. > > The current version of my SAS9211-8i is: > v7.05.05.00 (2010.05.19), BIOS > 5.00.17.00-IR, FW > > > IR vs. IT firmware: > > Are there any advantages replacing the -IR (integrated raid) firmware on > the LSI controller with an -IT (target mode) version, if the RAID > functionality of the HBA is not used at all? > > There were some claims that running the -IR version in a ZFS JBOD setup > would result in a small performance penalty compared to -IT and that > there was a risk that a controller running the -IR firmware version > could potentially damage ZFS data on a disk by putting RAID metadata > somewhere on the drive, even if not using the RAID feature of the card! > > I'd appreciate it if someone could shed some light on this. > > Regards, > Kai. > > -- > PGP-KeyID = 0x70654D7C4FB1F588 > One day a lemming will fly.. > > >
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