filecorruption

root (root@teuber.com)
Fri, 24 Sep 1999 12:24:37 +0200


hi

i have some problems with filecorruption. thats not an 2.2.13pre11
only issue because i noticed this with other 2.2 kernel releases too.

i use vfat on my zip disks. the zip drive is attached to my second
scsi controller (ncr 810) as the last device. the other device
on the scsi bus is my hp4c scanner.

on my first scsi conrtoller (adaptec 2940uw) i have several scsi
disks, an scsi dat streamer and an scsi 5x cd-rom changer.

i mount the zip disk to /mnt/zip. here the line from /etc/fstab:
/dev/sde4 /mnt/zip vfat noauto,user 0 0

big files copied from the zip disk are usualy corruped. the corruption
is never the same. if i copy the same file multiple times and compare
among themselves all files differ.

the strange thing is, if i copy the same file with mcopy (mtools) i
never noticed any corruption!

cu, oliver

Module Size Used by
nls_iso8859-1 2020 0 (autoclean)
nls_cp437 3548 0 (autoclean)
vfat 9116 0 (autoclean)
fat 30176 0 (autoclean) [vfat]
ncr53c8xx 51688 0
cyclades 121424 1 (autoclean)
tulip 25348 1 (autoclean)
hisax 126936 13
isdn 111596 13 [hisax]
slhc 4268 6 [isdn]
serial 19284 1 (autoclean)

processor : 0
vendor_id : GenuineIntel
cpu family : 5
model : 2
model name : Pentium 75 - 200
stepping : 12
cpu MHz : 198.948888
fdiv_bug : no
hlt_bug : no
sep_bug : no
f00f_bug : yes
coma_bug : no
fpu : yes
fpu_exception : yes
cpuid level : 1
wp : yes
flags : fpu vme de pse tsc msr mce cx8 apic
bogomips : 79.46

processor : 1
vendor_id : GenuineIntel
cpu family : 5
model : 2
model name : Pentium 75 - 200
stepping : 12
cpu MHz : 198.948888
fdiv_bug : no
hlt_bug : no
sep_bug : no
f00f_bug : yes
coma_bug : no
fpu : yes
fpu_exception : yes
cpuid level : 1
wp : yes
flags : fpu vme de pse tsc msr mce cx8 apic
bogomips : 79.46

Linux version 2.2.13pre11 (root@olibox) (gcc version egcs-2.91.66 19990314/Linux (egcs-1.1.2 release)) #1 SMP Wed Sep 22 22:11:46 MEST 1999

PCI devices found:
Bus 0, device 0, function 0:
Host bridge: Intel 82439HX Triton II (rev 3).
Medium devsel. Master Capable. Latency=32.
Bus 0, device 7, function 0:
ISA bridge: Intel 82371SB PIIX3 ISA (rev 1).
Medium devsel. Fast back-to-back capable. Master Capable. No bursts.
Bus 0, device 7, function 1:
IDE interface: Intel 82371SB PIIX3 IDE (rev 0).
Medium devsel. Fast back-to-back capable. Master Capable. Latency=32.
I/O at 0x9000 [0x9001].
Bus 0, device 17, function 0:
SCSI storage controller: NCR 53c810 (rev 2).
Medium devsel. IRQ 19. Master Capable. Latency=32.
I/O at 0x6000 [0x6001].
Non-prefetchable 32 bit memory at 0xe4000000 [0xe4000000].
Bus 0, device 18, function 0:
VGA compatible controller: S3 Inc. Trio32/Trio64 (rev 83).
Medium devsel. IRQ 18.
Non-prefetchable 32 bit memory at 0xe0000000 [0xe0000000].
Bus 0, device 19, function 0:
Ethernet controller: DEC DC21140 (rev 32).
Medium devsel. Fast back-to-back capable. IRQ 17. Master Capable. Latency=32. Min Gnt=20.Max Lat=40.
I/O at 0x6100 [0x6101].
Non-prefetchable 32 bit memory at 0xe4001000 [0xe4001000].
Bus 0, device 20, function 0:
SCSI storage controller: Adaptec AIC-7881U (rev 0).
Medium devsel. Fast back-to-back capable. IRQ 16. Master Capable. Latency=32. Min Gnt=8.Max Lat=8.
I/O at 0x6200 [0x6201].
Non-prefetchable 32 bit memory at 0xe4002000 [0xe4002000].

Attached devices:
Host: scsi0 Channel: 00 Id: 00 Lun: 00
Vendor: IBM OEM Model: DFHSS4F Rev: 4343
Type: Direct-Access ANSI SCSI revision: 02
Host: scsi0 Channel: 00 Id: 01 Lun: 00
Vendor: NAKAMICH Model: MJ-5.16S Rev: 1.11
Type: CD-ROM ANSI SCSI revision: 02
Host: scsi0 Channel: 00 Id: 01 Lun: 01
Vendor: NAKAMICH Model: MJ-5.16S Rev: 1.11
Type: CD-ROM ANSI SCSI revision: 02
Host: scsi0 Channel: 00 Id: 01 Lun: 02
Vendor: NAKAMICH Model: MJ-5.16S Rev: 1.11
Type: CD-ROM ANSI SCSI revision: 02
Host: scsi0 Channel: 00 Id: 01 Lun: 03
Vendor: NAKAMICH Model: MJ-5.16S Rev: 1.11
Type: CD-ROM ANSI SCSI revision: 02
Host: scsi0 Channel: 00 Id: 01 Lun: 04
Vendor: NAKAMICH Model: MJ-5.16S Rev: 1.11
Type: CD-ROM ANSI SCSI revision: 02
Host: scsi0 Channel: 00 Id: 03 Lun: 00
Vendor: HP Model: HP35480A Rev: T503
Type: Sequential-Access ANSI SCSI revision: 02
Host: scsi0 Channel: 00 Id: 04 Lun: 00
Vendor: IBM Model: DORS-32160 Rev: WA6A
Type: Direct-Access ANSI SCSI revision: 02
Host: scsi0 Channel: 00 Id: 08 Lun: 00
Vendor: IBM Model: DCAS-34330W Rev: S61A
Type: Direct-Access ANSI SCSI revision: 02
Host: scsi0 Channel: 00 Id: 09 Lun: 00
Vendor: IBM Model: DCAS-34330W Rev: S61A
Type: Direct-Access ANSI SCSI revision: 02
Host: scsi1 Channel: 00 Id: 05 Lun: 00
Vendor: HP Model: C2520A Rev: 3503
Type: Processor ANSI SCSI revision: 02
Host: scsi1 Channel: 00 Id: 06 Lun: 00
Vendor: IOMEGA Model: ZIP 100 Rev: D.06
Type: Direct-Access ANSI SCSI revision: 02

/dev/sda1 / ext2 defaults 1 1
/dev/sda6 /opt ext2 defaults 1 2
/dev/sda5 swap swap defaults 0 0
/dev/md0 /home ext2 defaults 1 2
/dev/sdb1 /opt/local/ftp ext2 defaults 1 2
/dev/fd0 /floppy auto noauto,user 0 0
/dev/sde4 /mnt/zip vfat noauto,user 0 0
proc /proc proc defaults 0 0
/dev/scd0 /cdrom1 iso9660 ro,exec,noauto,user 0 0
/dev/scd1 /cdrom2 iso9660 ro,exec,noauto,user 0 0
/dev/scd2 /cdrom3 iso9660 ro,exec,noauto,user 0 0
/dev/scd3 /cdrom4 iso9660 ro,exec,noauto,user 0 0
/dev/scd4 /cdrom5 iso9660 ro,exec,noauto,user 0 0
mmx:/cdrom /mnt/cdrom nfs ro,noauto 0 0

Personalities : [1 linear] [2 raid0] [3 raid1] [4 raid5]
read_ahead 128 sectors
md0 : active raid0 sdc5 sdd5 8466128 blocks 8k chunks
md1 : inactive
md2 : inactive
md3 : inactive

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