[Bug 453579] Re: corruption of large files reported with linux 2.6.31-14.46 on ext4

[Ramon]

yea thats true. Have you experience any more corruption since?

On Sat, Nov 7, 2009 at 3:20 PM, Mackenzie Morgan <macoafi at gmail.com>
wrote:

> Ramon:
> That's not what this bug is about.  Improperly rebooting runs the risk
> of breaking your system on *any* filesystem. This bug is about
> *individual files* which are very large becoming corrupt and NOT
> having any effect on fsck.
>
> --
> corruption of large files reported with linux 2.6.31-14.46 on ext4
> https://bugs.launchpad.net/bugs/453579
> You received this bug notification because you are a direct subscriber
> of the bug.
>
> Status in The Linux Kernel: New
> Status in Ubuntu Release Notes: Fix Released
> Status in “linux” package in Ubuntu: Triaged
> Status in “linux” source package in Karmic: Triaged
>
> Bug description:
> There are worrying reports of filesystem corruption on ext4 in karmic.
>  Scott says:
>
> 12:36 < Keybuk> this whole ext4 thing is worrying me
> 12:36 < Keybuk> I just downloaded an iso image, md5sum didn't match
> 12:36 < Keybuk> downloaded it into an ext3 partition, matched just fine
> 12:59 < Keybuk> and I know mvo has seen bugs with corrupted .debs in
> /var/cache/apt/archives
> 12:59 < Keybuk> which seems to imply its any file large enough to use lots
> of extents
>
> I'm opening this bug report so that this bug gets tracked & triaged for
> karmic.  If we're unable to isolate the issue, we should consider rolling
> back to ext3 as the default filesystem in the installer.
>
> ProblemType: Bug
> Architecture: amd64
> ArecordDevices:
>  **** List of CAPTURE Hardware Devices ****
>  card 0: Intel [HDA Intel], device 0: AD198x Analog [AD198x Analog]
>   Subdevices: 1/1
>   Subdevice #0: subdevice #0
> AudioDevicesInUse:
>  USER        PID ACCESS COMMAND
>  /dev/snd/controlC0:  vorlon     3350 F.... pulseaudio
> Card0.Amixer.info:
>  Card hw:0 'Intel'/'HDA Intel at 0xee240000 irq 17'
>   Mixer name   : 'Analog Devices AD1981'
>   Components   : 'HDA:11d41981,17aa2025,00100200'
>   Controls      : 20
>   Simple ctrls  : 11
> Date: Fri Oct 16 16:01:26 2009
> DistroRelease: Ubuntu 9.10
> HibernationDevice: RESUME=UUID=f108133c-6b9d-4d28-9058-0b3a0c5549b4
> MachineType: LENOVO 6371CTO
> Package: linux-image-2.6.31-14-generic 2.6.31-14.46
> PccardctlIdent:
>  Socket 0:
>   no product info available
> PccardctlStatus:
>  Socket 0:
>   no card
> ProcCmdLine: root=/dev/mapper/hostname-root ro
> ProcEnviron:
>  PATH=(custom, user)
>  LANG=en_US.UTF-8
>  SHELL=/bin/bash
> ProcVersionSignature: Ubuntu 2.6.31-13.44-generic
> RelatedPackageVersions: linux-firmware 1.22
> SourcePackage: linux
> Uname: Linux 2.6.31-13-generic x86_64
> WpaSupplicantLog:
>
> dmi.bios.date: 12/27/2006
> dmi.bios.vendor: LENOVO
> dmi.bios.version: 7IET23WW (1.04 )
> dmi.board.name: 6371CTO
> dmi.board.vendor: LENOVO
> dmi.board.version: Not Available
> dmi.chassis.asset.tag: No Asset Information
> dmi.chassis.type: 10
> dmi.chassis.vendor: LENOVO
> dmi.chassis.version: Not Available
> dmi.modalias:
> dmi:bvnLENOVO:bvr7IET23WW(1.04):bd12/27/2006:svnLENOVO:pn6371CTO:pvrThinkPadT60:rvnLENOVO:rn6371CTO:rvrNotAvailable:cvnLENOVO:ct10:cvrNotAvailable:
> dmi.product.name: 6371CTO
> dmi.product.version: ThinkPad T60
> dmi.sys.vendor: LENOVO
>


-- 
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--
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-- 
corruption of large files reported with linux 2.6.31-14.46 on ext4
https://bugs.launchpad.net/bugs/453579
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