Date: Fri, 07 Mar 2008 07:35:34 -0700 From: Scott Long <scottl@samsco.org> To: d_elbracht <d_elbracht@ecngs.de> Cc: freebsd-scsi@freebsd.org Subject: Re: only 8 LUNs on MPT Message-ID: <47D152B6.7030307@samsco.org> In-Reply-To: <001301c88056$76745f60$639049d9@EC1a> References: <001301c88056$76745f60$639049d9@EC1a>
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d_elbracht wrote: > we are using LSIs 3801E HBA to connect Infortrends S16S-G1030+JBOD (e.g. 32 > disks, 16 x RAID0, 16 LUNs) to an AMD64 machine. > > the Infortrend Box is momentarily configured with 9 LUNs. > > When booting only 8 LUNs (da45 to da52) show up > > da45 at mpt0 bus 0 target 10 lun 0 > da45: <IFT S16S-G1030 361F> Fixed Direct Access SCSI-4 device > da45: 300.000MB/s transfers > da45: Command Queueing Enabled > da45: 1430288MB (2929229824 512 byte sectors: 255H 63S/T 182336C) > da46 at mpt0 bus 0 target 10 lun 1 > ..... > da52 at mpt0 bus 0 target 10 lun 7 > da52: <IFT S16S-G1030 361F> Fixed Direct Access SCSI-4 device > da52: 300.000MB/s transfers > da52: Command Queueing Enabled > da52: 1430288MB (2929229824 512 byte sectors: 255H 63S/T 182336C) > > "camcontrol reportluns 2:10" > shows: "9 LUNs found" > > how to get more that 8 LUNs to map? > > May be, some limitation somewhere in the code for MPT ? > > any help would be appreciated. > The following sysctl/tunable must be set: kern.cam.cam_srch_hi=1 This can be set via either /boot/loader.conf, /etc/sysctl.conf, or directly by running the sysctl command. Scott
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