Date: Sun, 11 Jun 2006 03:35:28 -0400 From: srwadleigh <srw@udor.net> To: Doug White <dwhite@gumbysoft.com> Cc: freebsd-stable@freebsd.org Subject: Re: 6.1-RELEASE: WARNING - WRITE_DMA soft error Message-ID: <448BC7C0.1090709@udor.net> In-Reply-To: <20060609145253.J60598@carver.gumbysoft.com> References: <4484A302.8050107@udor.net> <20060609145253.J60598@carver.gumbysoft.com>
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Doug White wrote: > On Mon, 5 Jun 2006, srwadleigh wrote: > >> I have 6.1-RELEASE installed on a Supermicro SuperServer 6014P-TR >> with Supermicro motherboard: Super X6DHP-TG >> http://supermicro.com/products/motherboard/Xeon800/E7520/X6DHP-TG.cfm >> >> I have four SATA drives attached to the internal backplane which uses >> the following controller, I am Not using the onboard RAID features: >> >> Marvell 88SX6081 4-port SATA Controller with 3rd-Party Adaptec >> AIC-8110(4x drive), RAID 0, 1, JBOD support >> >> The problem I am seeing occurs with the fourth drive, ad10, and appears >> on all read/write operations: >> >> ad10: WARNING - WRITE_DMA48 soft error (ECC corrected) LBA=293046767 >> kernel:ad10: WARNING - WRITE_DMA soft error (ECC corrected) LBA=12393823 >> kernel:ad10: WARNING - READ_DMA soft error (ECC corrected) LBA=12480567 >> >> This same warning message appears on 6.0-RELEASE and 6.1-STABLE > > I have problems with a similar chassis w/ SCSI and bay 3 throwing > spurious errors on a number of systems, so I think its just poor > backplane design on SuperMicro's part. Try getting them to replace > your backplane board. > I am going to RMA the backplane and its composite SATA cable. I'll see if that makes a difference. Obviously not ideal, but how serious do you think these ECC warnings are, data lose, system stability? Thanks
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