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Article #54404Re: problem with SCSI on linux
From: Andy Calcraft
Date: Tue, 28 Oct 1997 00:00
Date: Tue, 28 Oct 1997 00:00
81 lines
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3321 bytes
In article <62ribd$e7o@bgtnsc02.worldnet.att.net>, "Klimes George" <J.KLIMES@worldnet.att.net> wrote: > >-- >J.KLIMES@worldnet.att.net > >I am having a problem of unknow origin with my SCSI HD's, >and would appreciate anybody who can shed a light into > this dilemma. > I bought a SCSI HD Seagate ST32272W (Baraccuda, this alias is >perhaps grammatically incorrect) and wanted to add it to already existing > two of the same kind (SCSI ID 0 and 1) > I was advised to place this new HD between these two and assign it > SCSI ID 1. (at this point , the SCSI ID 1 has been taken over by the new >HD. > the old one got ID 2). I was also advised to terminate the SCSI bus on HD >ID 0. > I use SCSI cabel with six connectors the first one for the adapter > the last one for external terminator ; in between SCSI HDs. > I am running RedHat Linux 2.0.30 on Alpha pc 164 xl with > CPU digital alpha 466 MHz , RAM 128 Mb and Adaptec > AHA-2940 SCSI UW controller. > The bus is 16 bit and uses 68 pin connectors. > To visualize the entire setup whe have > > AHA-----------HD ID2-------------HD ID1(the new HD)----------HD ID0 >-----empty > connetcor--------external terminator > > Now , the problem is that > I am not able to boot Linux. During the bootstrapping I get to the > point, where in runlevel 1,the init(this is only my assumption) > attempts to read the root file system , here's what i get > >Partition check: > Sda: sda1 sda2 sda3 sda4 > Sdb: > Sdc: sdc1 sdc2 > VFS: Mounted root (ext2 fs) ro > init: memory violation at pc=120001c14 rp=120001b08 (bad address >=00000000) > init: PANIC; segmentation violation!!! giving up. > > I also get some other bizzare messages: > > VFS disk change detected on dev 2/0 > end_request: I/O error, dev 02:00, sector 0 > > Error: failed to open dev 0x0200 (result= -6) > Failed to load the kernel > > ext2_ mount bad magic 0x17cl > > I've been pulling out my hair on this for two days , tried any possible > combination of IDs, setting up jumpers and termination on both the > HDs and externally ont the SCSI bus, nothing worked. > Maybe the problem is somewhere else. But where ??? > > I'll be very grateful for ANY response . Thx > > > > > > >-- >J.KLIMES@worldnet.att.net My reaction would be to remove the new drive and get the system working as it was. Once that is done then I would assign a new SCSI ID to the new drive and put it between the the two old drives and make sure the new one is NOT terminated. Termination should be handled by the earlier drives. Is there anything flaky about Linux on the Alpha? Andy Calcraft --------------- acalcraf.abc1@gil.com.ua Remove .abc1 to au to reply - anti SPAM device ----------------------------------------------
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X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: 102983,af3a003bc68121b X-Google-Attributes: gid102983,public From: acalcraf@gil.com.au (Andy Calcraft) Subject: Re: problem with SCSI on linux Date: 1997/10/28 Message-ID: <633e0r$bnq1@iccu9.ipswich.gil.com.au> X-Deja-AN: 285416621 References: <62ribd$e7o@bgtnsc02.worldnet.att.net> Keyword: SCSI Organization: The Modern Log Analysis Company Pty Ltd Newsgroups: aus.computers.linux