Date: Tue, 7 Aug 2001 22:12:21 -0600 From: "Kenneth D. Merry" <ken@kdm.org> To: "Tan Tek Jau @ Kutu" <ttj@dns.kutu.net> Cc: freebsd-scsi@FreeBSD.ORG Subject: Re: [Problem] SCSI Parity Error Message-ID: <20010807221221.A50944@panzer.kdm.org> In-Reply-To: <001501c11e3e$ed741d20$07db728c@Asgard>; from ttj@dns.kutu.net on Mon, Aug 06, 2001 at 02:07:25PM %2B0800 References: <001501c11e3e$ed741d20$07db728c@Asgard>
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On Mon, Aug 06, 2001 at 14:07:25 +0800, Tan Tek Jau @ Kutu wrote: > Hi, > My server encounter a big problem (seems like Adaptec SCSI parity problem) > in this morning :- > (da0:ahc0:0:0:0): parity error during Data-In phase. > SEQADDR == 0x5d > SCSIRATE == 0x93 > (da0:ahc0:0:0:0): parity error during Data-In phase. > SEQADDR == 0x5d > SCSIRATE == 0x93 > (da0:ahc0:0:0:0): parity error during Data-In phase. > SEQADDR == 0x5e > SCSIRATE == 0x93 > (da0:ahc0:0:0:0): parity error during Data-In phase. > SEQADDR == 0x5d > SCSIRATE == 0x93 > ------------------------------------- > Aug 6 08:03:36 dns /kernel: (da0:ahc0:0:0:0): WRITE(10). CDB: 2a 0 0 4f 77 > 5f 0 0 a 0 > Aug 6 08:03:36 dns /kernel: (da0:ahc0:0:0:0): ABORTED COMMAND asc:47,0 > Aug 6 08:03:36 dns /kernel: (da0:ahc0:0:0:0): SCSI parity error field > replaceable unit: 3 > Aug 6 08:03:36 dns /kernel: (da0:ahc0:0:0:0): WRITE(10). CDB: 2a 0 0 4f 77 > 5f 0 0 a 0 > Aug 6 08:03:36 dns /kernel: (da0:ahc0:0:0:0): ABORTED COMMAND asc:47,0 > Aug 6 08:03:36 dns /kernel: (da0:ahc0:0:0:0): SCSI parity error field > replaceable unit: 3 > > using dmesg :- > ahc0: <Adaptec 2940 Ultra2 SCSI adapter> rev 0x00 int a irq 10 on pci0.9.0 > ahc0: aic7890/91 Wide Channel A, SCSI Id=7, 16/255 SCBs > > Could anyone help me or tell me what to do ? I have unplug all cable and > reconnect it properly to my only SCSI harddrive, and make sure all > connection and cable is OK. I'm wondering if this is caused by aic7xxx (as I > found the similar problem from some newsgroups) and would it be solved if I > change to Tekram SCSI adapter ? You almost certainly have a cabling or termination problem. I would suggest replacing the cable and make sure your bus is properly terminated. Also, make sure the cable isn't too close to the power supply. Ken -- Kenneth Merry ken@kdm.org To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-scsi" in the body of the message
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