copying large files between filesystems
Andrew Scott
ascott at tathata.org
Wed Jun 30 23:21:33 UTC 2004
Mike Fedyk wrote:
> Andrew Scott wrote:
>
>> Good advice. The disk isn't currenlty mounted and I'm running
>> badblocks on it in read-only mode writing the output to a file.
>> Interesting side note: the output file has been created but no bad
>> blocks show up in it yet -- does badblocks only write on exit to the
>> output file? Otherwise, perhaps it's just the drive controller or the
>> SCSI card that are throwing errors and the data is safe and sound (oh,
>> I hope this is true).
>
>
> Ahh, you're using scsi?
>
> Can you post excerpts from your kernel logs?
>
Yup, what follows it the dmesg output from right after the disk bombed
out on the last bzip2recover operation. Current logs show no new errors
while badblocks is running.
sorry about the "paste as quotation" but that was the simplest option to
get the error into this message.
which other logs would be useful?
-Andrew
> hci_hcd 0000:00:07.2: UHCI Host Controller
> uhci_hcd 0000:00:07.2: irq 11, io base 0000ef80
> uhci_hcd 0000:00:07.2: new USB bus registered, assigned bus number 1
> hub 1-0:1.0: USB hub found
> hub 1-0:1.0: 2 ports detected
> EXT3 FS on hda2, internal journal
> device-mapper: 4.1.0-ioctl (2003-12-10) initialised: dm at uk.sistina.com
> cdrom: open failed.
> cdrom: open failed.
> Adding 522072k swap on /dev/hda5. Priority:-1 extents:1
> kjournald starting. Commit interval 5 seconds
> EXT3 FS on hda1, internal journal
> EXT3-fs: mounted filesystem with ordered data mode.
> kjournald starting. Commit interval 5 seconds
> EXT3 FS on hda3, internal journal
> EXT3-fs: mounted filesystem with ordered data mode.
> parport0: PC-style at 0x378 [PCSPP]
> inserting floppy driver for 2.6.5-1.358
> Floppy drive(s): fd0 is 1.44M
> FDC 0 is a National Semiconductor PC87306
> Linux Tulip driver version 1.1.13 (May 11, 2002)
> tulip0: MII transceiver #1 config 3000 status 7829 advertising 01e1.
> divert: allocating divert_blk for eth0
> eth0: Lite-On 82c168 PNIC rev 32 at 0x1284df00, 00:A0:CC:57:7D:1E, IRQ 10.
> divert: freeing divert_blk for eth0
> ip_tables: (C) 2000-2002 Netfilter core team
> Linux Tulip driver version 1.1.13 (May 11, 2002)
> tulip0: MII transceiver #1 config 1000 status 782d advertising 01e1.
> divert: allocating divert_blk for eth0
> eth0: Lite-On 82c168 PNIC rev 32 at 0x1284df00, 00:A0:CC:57:7D:1E, IRQ 10.
> ip_tables: (C) 2000-2002 Netfilter core team
> eth0: Setting full-duplex based on MII#1 link partner capability of 41e1.
> NET: Registered protocol family 10
> Disabled Privacy Extensions on device 022db720(lo)
> IPv6 over IPv4 tunneling driver
> divert: not allocating divert_blk for non-ethernet device sit0
> eth0: no IPv6 routers present
> input: AT Translated Set 2 keyboard on isa0060/serio0
> kjournald starting. Commit interval 5 seconds
> EXT3 FS on hdb1, internal journal
> EXT3-fs: mounted filesystem with ordered data mode.
> found reiserfs format "3.6" with standard journal
> reiserfs: using ordered data mode
> Reiserfs journal params: device sda1, size 8192, journal first block 18, max trans len 1024, max batch 900, max commit age 30, max trans age 30
> reiserfs: checking transaction log (sda1) for (sda1)
> Using r5 hash to sort names
> scsi0:0:0:0: Attempting to queue an ABORT message
> CDB: 0x28 0x0 0x1 0x1b 0x1b 0x17 0x0 0x0 0x38 0x0
> scsi0: At time of recovery, card was not paused
>>>>>>>>>>>>>>>>>>> Dump Card State Begins <<<<<<<<<<<<<<<<<
> scsi0: Dumping Card State while idle, at SEQADDR 0x8
> Card was paused
> ACCUM = 0xed, SINDEX = 0x64, DINDEX = 0x65, ARG_2 = 0x0
> HCNT = 0x0 SCBPTR = 0x0
> SCSISIGI[0x0] ERROR[0x0] SCSIBUSL[0x0] LASTPHASE[0x1]
> SCSISEQ[0x12] SBLKCTL[0x2] SCSIRATE[0x0] SEQCTL[0x10]
> SEQ_FLAGS[0xc0] SSTAT0[0x5] SSTAT1[0xa] SSTAT2[0x0]
> SSTAT3[0x0] SIMODE0[0x0] SIMODE1[0xa4] SXFRCTL0[0x80]
> DFCNTRL[0x0] DFSTATUS[0x2d]
> STACK: 0x0 0x150 0x191 0x3
> SCB count = 8
> Kernel NEXTQSCB = 3
> Card NEXTQSCB = 3
> QINFIFO entries:
> Waiting Queue entries:
> Disconnected Queue entries: 0:1 1:2 2:7 3:0
> QOUTFIFO entries:
> Sequencer Free SCB List: 4 5 6 7 8 9 10 11 12 13 14 15
> Sequencer SCB Info:
> 0 SCB_CONTROL[0x64] SCB_SCSIID[0x7] SCB_LUN[0x0] SCB_TAG[0x1]
> 1 SCB_CONTROL[0x64] SCB_SCSIID[0x7] SCB_LUN[0x0] SCB_TAG[0x2]
> 2 SCB_CONTROL[0x64] SCB_SCSIID[0x7] SCB_LUN[0x0] SCB_TAG[0x7]
> 3 SCB_CONTROL[0x64] SCB_SCSIID[0x7] SCB_LUN[0x0] SCB_TAG[0x0]
> 4 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
> 5 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
> 6 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
> 7 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
> 8 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
> 9 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
> 10 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
> 11 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
> 12 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
> 13 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
> 14 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
> 15 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
> Pending list:
> 1 SCB_CONTROL[0x60] SCB_SCSIID[0x7] SCB_LUN[0x0]
> 2 SCB_CONTROL[0x60] SCB_SCSIID[0x7] SCB_LUN[0x0]
> 7 SCB_CONTROL[0x60] SCB_SCSIID[0x7] SCB_LUN[0x0]
> 0 SCB_CONTROL[0x60] SCB_SCSIID[0x7] SCB_LUN[0x0]
> Kernel Free SCB list: 6 5 4
> DevQ(0:0:0): 0 waiting
>
> <<<<<<<<<<<<<<<<< Dump Card State Ends >>>>>>>>>>>>>>>>>>
> (scsi0:A:0:0): Device is disconnected, re-queuing SCB
> Recovery code sleeping
> (scsi0:A:0:0): Abort Tag Message Sent
> Recovery code awake
> Timer Expired
> aic7xxx_abort returns 0x2003
> scsi0:0:0:0: Attempting to queue an ABORT message
> CDB: 0x28 0x0 0x1 0x1b 0x1b 0x4f 0x0 0x1 0x0 0x0
> scsi0: At time of recovery, card was not paused
>>>>>>>>>>>>>>>>>>> Dump Card State Begins <<<<<<<<<<<<<<<<<
> scsi0: Dumping Card State in Message-out phase, at SEQADDR 0x156
> Card was paused
> ACCUM = 0xa0, SINDEX = 0x61, DINDEX = 0xc0, ARG_2 = 0x0
> HCNT = 0x0 SCBPTR = 0x3
> SCSISIGI[0xa4] ERROR[0x0] SCSIBUSL[0xd] LASTPHASE[0xa0]
> SCSISEQ[0x12] SBLKCTL[0x2] SCSIRATE[0xc8] SEQCTL[0x10]
> SEQ_FLAGS[0x40] SSTAT0[0x5] SSTAT1[0x2] SSTAT2[0x0]
> SSTAT3[0x0] SIMODE0[0x0] SIMODE1[0xac] SXFRCTL0[0x88]
> DFCNTRL[0x4] DFSTATUS[0x6d]
> STACK: 0xcb 0x0 0x150 0x191
> SCB count = 8
> Kernel NEXTQSCB = 3
> Card NEXTQSCB = 3
> QINFIFO entries:
> Waiting Queue entries:
> Disconnected Queue entries: 0:1 1:2 2:7
> QOUTFIFO entries:
> Sequencer Free SCB List: 4 5 6 7 8 9 10 11 12 13 14 15
> Sequencer SCB Info:
> 0 SCB_CONTROL[0x64] SCB_SCSIID[0x7] SCB_LUN[0x0] SCB_TAG[0x1]
> 1 SCB_CONTROL[0x64] SCB_SCSIID[0x7] SCB_LUN[0x0] SCB_TAG[0x2]
> 2 SCB_CONTROL[0x64] SCB_SCSIID[0x7] SCB_LUN[0x0] SCB_TAG[0x7]
> 3 SCB_CONTROL[0x64] SCB_SCSIID[0x7] SCB_LUN[0x0] SCB_TAG[0x0]
> 4 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
> 5 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
> 6 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
> 7 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
> 8 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
> 9 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
> 10 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
> 11 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
> 12 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
> 13 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
> 14 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
> 15 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
> Pending list:
> 1 SCB_CONTROL[0x60] SCB_SCSIID[0x7] SCB_LUN[0x0]
> 2 SCB_CONTROL[0x60] SCB_SCSIID[0x7] SCB_LUN[0x0]
> 7 SCB_CONTROL[0x60] SCB_SCSIID[0x7] SCB_LUN[0x0]
> 0 SCB_CONTROL[0x64] SCB_SCSIID[0x7] SCB_LUN[0x0]
> Kernel Free SCB list: 6 5 4
> DevQ(0:0:0): 0 waiting
>
> <<<<<<<<<<<<<<<<< Dump Card State Ends >>>>>>>>>>>>>>>>>>
> (scsi0:A:0:0): Device is disconnected, re-queuing SCB
> Recovery code sleeping
> Recovery code awake
> Timer Expired
> aic7xxx_abort returns 0x2003
> scsi0:0:0:0: Attempting to queue an ABORT message
> CDB: 0x2a 0x0 0x2 0x65 0x48 0x47 0x0 0x0 0x28 0x0
> scsi0: At time of recovery, card was not paused
>>>>>>>>>>>>>>>>>>> Dump Card State Begins <<<<<<<<<<<<<<<<<
> scsi0: Dumping Card State in Message-out phase, at SEQADDR 0x156
> Card was paused
> ACCUM = 0xa0, SINDEX = 0x61, DINDEX = 0xc0, ARG_2 = 0x0
> HCNT = 0x0 SCBPTR = 0x3
> SCSISIGI[0xa4] ERROR[0x0] SCSIBUSL[0xd] LASTPHASE[0xa0]
> SCSISEQ[0x12] SBLKCTL[0x2] SCSIRATE[0xc8] SEQCTL[0x10]
> SEQ_FLAGS[0x40] SSTAT0[0x5] SSTAT1[0x2] SSTAT2[0x0]
> SSTAT3[0x0] SIMODE0[0x0] SIMODE1[0xac] SXFRCTL0[0x88]
> DFCNTRL[0x4] DFSTATUS[0x6d]
> STACK: 0xcb 0x0 0x150 0x191
> SCB count = 8
> Kernel NEXTQSCB = 3
> Card NEXTQSCB = 7
> QINFIFO entries: 7
> Waiting Queue entries:
> Disconnected Queue entries: 0:1 1:2
> QOUTFIFO entries:
> Sequencer Free SCB List: 2 4 5 6 7 8 9 10 11 12 13 14 15
> Sequencer SCB Info:
> 0 SCB_CONTROL[0x64] SCB_SCSIID[0x7] SCB_LUN[0x0] SCB_TAG[0x1]
> 1 SCB_CONTROL[0x64] SCB_SCSIID[0x7] SCB_LUN[0x0] SCB_TAG[0x2]
> 2 SCB_CONTROL[0x0] SCB_SCSIID[0x7] SCB_LUN[0x0] SCB_TAG[0xff]
> 3 SCB_CONTROL[0x64] SCB_SCSIID[0x7] SCB_LUN[0x0] SCB_TAG[0x0]
> 4 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
> 5 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
> 6 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
> 7 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
> 8 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
> 9 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
> 10 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
> 11 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
> 12 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
> 13 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
> 14 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
> 15 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
> Pending list:
> 1 SCB_CONTROL[0x60] SCB_SCSIID[0x7] SCB_LUN[0x0]
> 2 SCB_CONTROL[0x60] SCB_SCSIID[0x7] SCB_LUN[0x0]
> 7 SCB_CONTROL[0x74] SCB_SCSIID[0x7] SCB_LUN[0x0]
> 0 SCB_CONTROL[0x64] SCB_SCSIID[0x7] SCB_LUN[0x0]
> Kernel Free SCB list: 6 5 4
> DevQ(0:0:0): 0 waiting
>
> <<<<<<<<<<<<<<<<< Dump Card State Ends >>>>>>>>>>>>>>>>>>
> Recovery SCB completes
> (scsi0:A:0:0): Device is disconnected, re-queuing SCB
> Recovery code sleeping
> Recovery code awake
> Timer Expired
> aic7xxx_abort returns 0x2003
> scsi0:0:0:0: Attempting to queue an ABORT message
> CDB: 0x2a 0x0 0x2 0x65 0x48 0xef 0x0 0x0 0x40 0x0
> scsi0: At time of recovery, card was not paused
>>>>>>>>>>>>>>>>>>> Dump Card State Begins <<<<<<<<<<<<<<<<<
> scsi0: Dumping Card State in Message-out phase, at SEQADDR 0x156
> Card was paused
> ACCUM = 0xa0, SINDEX = 0x61, DINDEX = 0xc0, ARG_2 = 0x0
> HCNT = 0x0 SCBPTR = 0x3
> SCSISIGI[0xa4] ERROR[0x0] SCSIBUSL[0xd] LASTPHASE[0xa0]
> SCSISEQ[0x12] SBLKCTL[0x2] SCSIRATE[0xc8] SEQCTL[0x10]
> SEQ_FLAGS[0x40] SSTAT0[0x5] SSTAT1[0x2] SSTAT2[0x0]
> SSTAT3[0x0] SIMODE0[0x0] SIMODE1[0xac] SXFRCTL0[0x88]
> DFCNTRL[0x4] DFSTATUS[0x6d]
> STACK: 0xcb 0x0 0x150 0x191
> SCB count = 8
> Kernel NEXTQSCB = 3
> Card NEXTQSCB = 2
> QINFIFO entries: 2
> Waiting Queue entries:
> Disconnected Queue entries: 0:1
> QOUTFIFO entries:
> Sequencer Free SCB List: 1 2 4 5 6 7 8 9 10 11 12 13 14 15
> Sequencer SCB Info:
> 0 SCB_CONTROL[0x64] SCB_SCSIID[0x7] SCB_LUN[0x0] SCB_TAG[0x1]
> 1 SCB_CONTROL[0x0] SCB_SCSIID[0x7] SCB_LUN[0x0] SCB_TAG[0xff]
> 2 SCB_CONTROL[0x0] SCB_SCSIID[0x7] SCB_LUN[0x0] SCB_TAG[0xff]
> 3 SCB_CONTROL[0x64] SCB_SCSIID[0x7] SCB_LUN[0x0] SCB_TAG[0x0]
> 4 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
> 5 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
> 6 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
> 7 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
> 8 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
> 9 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
> 10 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
> 11 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
> 12 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
> 13 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
> 14 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
> 15 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
> Pending list:
> 1 SCB_CONTROL[0x60] SCB_SCSIID[0x7] SCB_LUN[0x0]
> 2 SCB_CONTROL[0x74] SCB_SCSIID[0x7] SCB_LUN[0x0]
> 0 SCB_CONTROL[0x64] SCB_SCSIID[0x7] SCB_LUN[0x0]
> Kernel Free SCB list: 7 6 5 4
> DevQ(0:0:0): 0 waiting
>
> <<<<<<<<<<<<<<<<< Dump Card State Ends >>>>>>>>>>>>>>>>>>
> Recovery SCB completes
> (scsi0:A:0:0): Device is disconnected, re-queuing SCB
> Recovery code sleeping
> Recovery code awake
> Timer Expired
> aic7xxx_abort returns 0x2003
> scsi0:0:0:0: Attempting to queue a TARGET RESET message
> CDB: 0x28 0x0 0x1 0x1b 0x1b 0x17 0x0 0x0 0x38 0x0
> aic7xxx_dev_reset returns 0x2003
> Recovery SCB completes
> Recovery SCB completes
> scsi: Device offlined - not ready after error recovery: host 0 channel 0 id 0 lun 0
> scsi: Device offlined - not ready after error recovery: host 0 channel 0 id 0 lun 0
> scsi: Device offlined - not ready after error recovery: host 0 channel 0 id 0 lun 0
> scsi: Device offlined - not ready after error recovery: host 0 channel 0 id 0 lun 0
> SCSI error : <0 0 0 0> return code = 0x10000
> end_request: I/O error, dev sda, sector 18553623
> scsi0 (0:0): rejecting I/O to offline device
> scsi0 (0:0): rejecting I/O to offline device
> scsi0 (0:0): rejecting I/O to offline device
> scsi0 (0:0): rejecting I/O to offline device
> scsi0 (0:0): rejecting I/O to offline device
> scsi0 (0:0): rejecting I/O to offline device
> SCSI error : <0 0 0 0> return code = 0x10000
> end_request: I/O error, dev sda, sector 18553679
> scsi0 (0:0): rejecting I/O to offline device
> SCSI error : <0 0 0 0> return code = 0x10000
> end_request: I/O error, dev sda, sector 40192071
> scsi0 (0:0): rejecting I/O to offline device
> SCSI error : <0 0 0 0> return code = 0x10000
> end_request: I/O error, dev sda, sector 40192239
> scsi0 (0:0): rejecting I/O to offline device
> scsi0 (0:0): rejecting I/O to offline device
> Buffer I/O error on device sda1, logical block 4483
> lost page write due to I/O error on sda1
> Buffer I/O error on device sda1, logical block 4484
> lost page write due to I/O error on sda1
> Buffer I/O error on device sda1, logical block 4485
> lost page write due to I/O error on sda1
> Buffer I/O error on device sda1, logical block 4486
> lost page write due to I/O error on sda1
> Buffer I/O error on device sda1, logical block 4487
> lost page write due to I/O error on sda1
> Buffer I/O error on device sda1, logical block 4488
> lost page write due to I/O error on sda1
> journal-601, buffer write failed
> ------------[ cut here ]------------
> kernel BUG at fs/reiserfs/prints.c:338!
> invalid operand: 0000 [#1]
> CPU: 0
> EIP: 0060:[<129a6bcd>] Not tainted
> EFLAGS: 00010206 (2.6.5-1.358)
> EIP is at reiserfs_panic+0x21/0x4b [reiserfs]
> eax: 00000024 ebx: 0dba2400 ecx: 00000000 edx: 0fd30f6c
> esi: 0b430d10 edi: 0dba2400 ebp: 00000000 esp: 11e36d70
> ds: 007b es: 007b ss: 0068
> Process pdflush (pid: 9, threadinfo=11e36000 task=11e1a630)
> Stack: 129b8637 129c2320 00001000 129b02ce 0dba2400 129b994d 06226000 0b430d10
> 00000001 0cdfd3dc 0b430110 0b430d10 0b430750 0dba2400 129b416f 00002000
> 00000000 0fb47000 1127b57c 11e36000 000003fa 0000f137 00000006 0b430d10
> Call Trace:
> [<129b02ce>] flush_commit_list+0x271/0x328 [reiserfs]
> [<129b416f>] do_journal_end+0x983/0x9a2 [reiserfs]
> [<0212ff39>] pdflush+0x0/0x1e
> [<129b304c>] journal_end_sync+0x52/0x57 [reiserfs]
> [<129a4513>] reiserfs_sync_fs+0x36/0x5d [reiserfs]
> [<02145cf7>] sync_supers+0x6c/0x8e
> [<0212f8cb>] wb_kupdate+0x2f/0xf4
> [<0227ecc1>] schedule+0x3ed/0x44d
> [<0212feb2>] __pdflush+0xbe/0x145
> [<0212ff53>] pdflush+0x1a/0x1e
> [<0212f89c>] wb_kupdate+0x0/0xf4
> [<0212ff39>] pdflush+0x0/0x1e
> [<02125265>] kthread+0x69/0x91
> [<021251fc>] kthread+0x0/0x91
> [<021041d9>] kernel_thread_helper+0x5/0xb
>
> Code: 0f 0b 52 01 3d 86 9b 12 59 8d 93 2c 01 00 00 85 db 58 b8 52
> <3>scsi0 (0:0): rejecting I/O to offline device
> Buffer I/O error on device sda1, logical block 2319195
> scsi0 (0:0): rejecting I/O to offline device
> Buffer I/O error on device sda1, logical block 2319195
>>> Yeah, run
>>>
>>> hdparm -d0 /dev/drive
>>>
>>
>> Excellent idea. I'll do this once badblocks finishes (looks like
>> another hour). Though hdparm /dev/sda doesn't really return much
>> along the lines of configurable options, I'll have to try this
>> none-the-less. Thanks.
>
>
> Sorry, this won't help with scsi... :(
>
>>> and then:
>>>
>>> dd bs=1 if=your-file-to-recover of=file-on-a-different-drive
>>>
>>
>> Also, excellent idea. I was trying to read the filesystem blocksize
>> of 4K. Totally stupid, I should go bit by bit!
>>
>
> Actually byte by byte...
>
>> I'll try these things next. Thanks for your thoughts. Excellent
>> suggestions.
>>
>>> this will copy your file one byte at a time, creating more processing
>>> overhead which will slow you down.
>>>
>>> Obviously, I don't know of any tools that rate limit file copying,
>>> except for maybe rsync, but I'm not sure about that either.
>>>
>>>>
>>>> I emailed the guys at Namesys (reiserfs headquarters in Oakland,
>>>> CA). They have a standing offer of "Ask any questions for $25". I
>>>> sent them $25 and asked them a question. Hans Reiser got back to me
>>>> as well as another employee, both with good suggestions. They
>>>> suspected the hardware immediately. They made one really keen
>>>> suggestion: if the bit count is identical on the original as the
>>>> copy (when copied to another filsystem), but the md5sums are
>>>> different, then try and run bindiff on the two files and use a
>>>> binary editor to toggle the differing bits, with the goal of a
>>>> correct md5sum match. I imagine this will the last thing
>>>
>>>
>>>
>>>
>>> that's nice, but don't try that on the entire 2gb file, split it up
>>> first...
>>>
>>
>> Good idea but how can I tell the split up files are actually good copies?
>
>
> run cmp (compare) on the two files, it will tell you where they are
> different.
>
>>>> I try before sending the disk off for disk recovery.
>>>>
>>>> Anyway, thanks a lot for your time and thoughts. What a pain in the
>>>> ass.
>>>>
>>>
>>> Yep, anyone wonder why people like RAID?
>>>
>>
>> Support your local student.
>>
>
> Use IDE, then people might consider that... ;)
>
> Mike
>
>
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