Re: kern/43973: transfer errors with 2TB HDD

[Manuel Bouyer <bouyer%antioche.eu.org@localhost>]

The following reply was made to PR kern/43973; it has been noted by GNATS.

From: Manuel Bouyer <bouyer%antioche.eu.org@localhost>
To: gnats-bugs%NetBSD.org@localhost
Cc: kern-bug-people%NetBSD.org@localhost, gnats-admin%NetBSD.org@localhost, 
netbsd-bugs%NetBSD.org@localhost
Subject: Re: kern/43973: transfer errors with 2TB HDD
Date: Fri, 15 Oct 2010 19:11:25 +0200

 On Fri, Oct 15, 2010 at 06:30:00AM +0000, darrenr%NetBSD.org@localhost wrote:
 > >Description:
 > >From the dmesg output below, we can see that NetBSD has trouble accessing 
 > >the last block on a 2TB disk
 > 
 > [...]
 > fd0 at fdc0 drive 0: 1.44MB, 80 cyl, 2 head, 18 sec
 > wd0 at atabus0 drive 0: <VMware Virtual IDE Hard Drive>
 > wd0: drive supports 64-sector PIO transfers, LBA addressing
 > wd0: 1228 MB, 2494 cyl, 16 head, 63 sec, 512 bytes/sect x 2514944 sectors
 > wd0: 32-bit data port
 > wd0: drive supports PIO mode 4, DMA mode 2, Ultra-DMA mode 2 (Ultra/33)
 > wd1 at atabus0 drive 1: <VMware Virtual IDE Hard Drive>
 > wd1: drive supports 64-sector PIO transfers, LBA48 addressing
 > wd1: 1863 GB, 4134422 cyl, 15 head, 63 sec, 512 bytes/sect x 3907029168 
 > sectors
 > wd1: 32-bit data port
 > wd1: drive supports PIO mode 4, DMA mode 2, Ultra-DMA mode 2 (Ultra/33)
 > wd0(piixide0:0:0): using PIO mode 4, Ultra-DMA mode 2 (Ultra/33) (using DMA)
 > wd1(piixide0:0:1): using PIO mode 4, Ultra-DMA mode 2 (Ultra/33) (using DMA)
 > atapibus0 at atabus1: 2 targets
 > cd0 at atapibus0 drive 0: <VMware Virtual IDE CDROM Drive, 
 > 1000000000000000000,
 > 0000000> cdrom removable
 > cd0: 32-bit data port
 > cd0: drive supports PIO mode 4, DMA mode 2, Ultra-DMA mode 2 (Ultra/33)
 > cd0(piixide0:1:0): using PIO mode 4, Ultra-DMA mode 2 (Ultra/33) (using DMA)
 > Kernelized RAIDframe activated
 > md0: internal 5000 KB image area
 > pad0: outputs: 44100Hz, 16-bit, stereo
 > audio0 at pad0: half duplex, playback, capture
 > piixide0:0:1: lost interrupt
 >         type: ata tc_bcount: 512 tc_skip: 0
 > piixide0:0:1: bus-master DMA error: status=0x66
 > wd1: transfer error, downgrading to Ultra-DMA mode 1
 > wd0(piixide0:0:0): using PIO mode 4, Ultra-DMA mode 2 (Ultra/33) (using DMA)
 > wd1(piixide0:0:1): using PIO mode 4, Ultra-DMA mode 1 (using DMA)
 > wd1d: error reading fsbn 3907029167 (wd1 bn 3907029167; cn 4134422 tn 5 sn 
 > 62),
 > retrying
 > wd1: (uncorrectable data error, interface CRC error)
 > piixide0:0:1: lost interrupt
 >         type: ata tc_bcount: 512 tc_skip: 0
 > piixide0:0:1: bus-master DMA error: status=0x66
 > wd1: transfer error, downgrading to PIO mode 4
 > wd0(piixide0:0:0): using PIO mode 4, Ultra-DMA mode 2 (Ultra/33) (using DMA)
 > wd1(piixide0:0:1): using PIO mode 4
 > wd1d: error reading fsbn 3907029167 (wd1 bn 3907029167; cn 4134422 tn 5 sn 
 > 62),
 > retrying
 > wd1: (uncorrectable data error, interface CRC error)
 > wd1: soft error (corrected)
 
 
 I would suspect a vmwae issue here. I have several 2TB drives (also with
 3907029168 sectors) on real hardware, they work fine ...
 
 -- 
 Manuel Bouyer <bouyer%antioche.eu.org@localhost>
      NetBSD: 26 ans d'experience feront toujours la difference
 --