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

[Mackenzie Morgan]

I haven't downloaded anymore large files since then on the basis that it'd be a 
waste of bandwidth

On Saturday 07 November 2009 4:12:05 pm Ramon wrote:
> 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:pvrThink
> >PadT60:rvnLENOVO:rn6371CTO:rvrNotAvailable:cvnLENOVO:ct10:cvrNotAvailable:
> > dmi.product.name: 6371CTO
> > dmi.product.version: ThinkPad T60
> > dmi.sys.vendor: LENOVO
> 

-- 
Mackenzie Morgan
http://ubuntulinuxtipstricks.blogspot.com
apt-get moo

-- 
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 member of Kernel
Bugs, which is subscribed to Linux.