Date: Thu, 05 Feb 2004 22:30:23 +0100 From: =?ISO-8859-1?Q?S=F8ren_Schmidt?= <sos@DeepCore.dk> To: Jason Andresen <jandrese@mitre.org> Cc: freebsd-current@freebsd.org Subject: Re: SATA write woes Message-ID: <4022B5EF.4030807@DeepCore.dk> In-Reply-To: <4022B03B.8070205@mitre.org> References: <4022B03B.8070205@mitre.org>
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Jason Andresen wrote: > Running 5.2-RELEASE I've had some trouble with a pair of SATA drives I > attached to the system. Whenever I'm doing heavy writing to the drives, > they occasionally freeze the system for a couple of moments and spit out > a message like: > > ad6: TIMEOUT - WRITE_DMA retrying (2 retries left) LBA=298264960 > ad4: TIMEOUT - WRITE_DMA retrying (2 retries left) LBA=299205856 > ad4: TIMEOUT - WRITE_DMA retrying (2 retries left) LBA=89954144 > ad6: TIMEOUT - WRITE_DMA retrying (2 retries left) LBA=92024064 > > to the console. > > The controller is: > > atapci0: <SiI 3112 SATA150 controller> port > 0xc000-0xc00f,0xbc00-0xbc03,0xb800-0xb807,0xb400-0xb403,0xb000-0xb007 > mem 0xde002000-0xde0021ff irq 10 at device 11.0 on pci1 > atapci0: [MPSAFE] > ata2: at 0xde002000 on atapci0 > ata2: [MPSAFE] > ata3: at 0xde002000 on atapci0 > ata3: [MPSAFE] > > The disks are: > > GEOM: create disk ad4 dp=0xc5f33660 > ad4: 194481MB <Maxtor 6Y200M0> [395136/16/63] at ata2-master UDMA100 > GEOM: create disk ad6 dp=0xc5f33360 > ad6: 194481MB <Maxtor 6Y200M0> [395136/16/63] at ata3-master UDMA100 > GEOM: create disk ar0 dp=0xc5f3b1e0 > ar0: 388961MB <ATA RAID0 array> [49585/255/63] status: READY subdisks: > disk0 READY on ad4 at ata2-master > disk1 READY on ad6 at ata3-master > > They are in a RAID0 array created using the builtin software RAID in ata. > > Is this a hardware issue? I don't have much spare SATA equipment to > swap around for testing purposes. Yes, this is a "feature" of the broken silicon in the Sii3112 chip... -- -Søren
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