Date: Tue, 5 Jun 2018 14:07:18 -0400 From: "Kenneth D. Merry" <ken@FreeBSD.ORG> To: Dirk-Willem van Gulik <dirkx@webweaving.org> Cc: freebsd-scsi@freebsd.org Subject: Re: Scalar i40 tapechanger LUN appearing as a second tape drive Message-ID: <20180605180718.GA2459@mithlond.kdm.org> In-Reply-To: <D2BDA422-CBFF-4E1C-8ECE-2740652746EF@webweaving.org> References: <47CCCC93-7168-47B8-8C80-248C90F8085C@webweaving.org> <20180515201939.GA35140@mithlond.kdm.org> <3E5345E0-2F97-47A8-8BFB-94523B65B0A4@webweaving.org> <20180516165307.GB35140@mithlond.kdm.org> <64CB99E1-9A12-41EB-9D11-42C1AECED2F0@webweaving.org> <D2BDA422-CBFF-4E1C-8ECE-2740652746EF@webweaving.org>
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On Tue, Jun 05, 2018 at 19:28:54 +0200, Dirk-Willem van Gulik wrote: > > > On 16 May 2018, at 19:30, Dirk-Willem van Gulik <dirkx@webweaving.org> wrote: > > > > On 16 May 2018, at 18:53, Kenneth D. Merry <ken@FreeBSD.ORG> wrote: > > > >>> Ok. good advice. Will do exactly that. > >> > >> The best controllers to use are LSI (now Broadcom) 6Gb or 12Gb SAS > >> controllers. They have TLR support, which helps insure data integrity with > >> tape drives. > > > > Ok - we surely have a few SAS9201 and LSIA SAS9202???s around. > > Ok - So the summary is that 1) indeed the LSI controller see the Scalar i40 changer with no issue (and gives us a nice speed update). And that 2) that there may be some regression in the cam/scsi stack -- restoring a FreeBSD-8-RELEASE makes the P222 see the changer again. > I'm glad things work with the LSI controller! That is strange that FreeBSD 8 works with the ciss(4) controller and 11.1 doesn't. I would guess that something changed in the ciss(4) driver, but I don't see anything really obvious in the logs. > Next up - finding out what is wrong with LEOM (and amanda). You're having problems with Amanda? Ken -- Kenneth Merry ken@FreeBSD.ORG
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