Date: Fri, 12 Dec 2014 15:12:21 -0500 From: Justin O'Connor <oconnor@crystal.harvard.edu> To: Alan Somers <asomers@freebsd.org>, Jason Wolfe <nitroboost@gmail.com> Cc: FreeBSD-scsi <freebsd-scsi@freebsd.org> Subject: Re: LSI SAS 3008 card - 35 out of 36 disks detected Message-ID: <548B4C25.8010501@crystal.harvard.edu> In-Reply-To: <CAOtMX2hRj_BZQWGhrwwif7vXOsU3RbX4LxOYJzRdexG2ncgV3w@mail.gmail.com> References: <54822835.3080800@crystal.harvard.edu> <CAOtMX2j8K3aKST1mZ%2BEMKo4OVKiR6MUy%2B1VBQ1rMams5h7Hy_w@mail.gmail.com> <DD7EC4AD-A4B6-46F7-8F1C-9AD111DF20C6@crystal.harvard.edu> <CAOtMX2hmTKjmcUpnO7vzP4VJ_1qY%2BgUb1hvZD%2BgZaBviN1Rs4g@mail.gmail.com> <CAAAm0r2ZzmOFHOk0uGEoG=0p9ujJSiPsL2v=_FTOx%2Bt%2B0jg09Q@mail.gmail.com> <CAOtMX2hRj_BZQWGhrwwif7vXOsU3RbX4LxOYJzRdexG2ncgV3w@mail.gmail.com>
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On 12/08/14 16:54, Alan Somers wrote: > In the meantime, there is a workaround. Don't use the patch I sent > you; it doesn't work. The workaround is to configure your HBA to use > Device Persistence mapping. You can do that from FreeBSD using a tool > called lsiutil. Unfortunately, it isn't publicly distributed, but you > can ask Steve McConnell (cc'ed) for a copy. Here are the > instructions: > > 1) Ensure that the hba of concern is named "mpr0". > 2) Start lsiutil > 3) Select "mps0" [sic] > 4) (Optionally) enter e for expert mode > 5) Enter 9 for "Read/change configuration pages" > 6) Enter 1 for Page Type (that means the IOC pages, FYI) > 7) Enter 8 for Page Number > 8) Enter 0 for NVRAM values > 9) Enter "yes" to make changes > 10) Offset is "c" > 11) Change "00000002" to "00000001". > 12) Enter "yes" to save changes. > 13) Either reboot, or unload and reload mpr(4). > > That change will put you in Device Persistence mapping but with > persistent mapping disabled. All of the slots should work again. At > least I hope so. > > -Alan Thanks a lot everyone! This workaround worked using 10.1-RELEASE (did not test on 10.0). Cheers, Justin
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