[Bug 607560] Re: jbd2 writing block every 5 - 10 seconds, preventing disk spin-down and making noise

[Matthew Holtz]

As I understand it we can either wait for a new kernel or change away
from ext4.

On Fri, Sep 10, 2010 at 8:32 PM, Jaime Alberto Silva
<607560 at bugs.launchpad.net> wrote:
> I'm having the same problem on Debian testing/unstable:
>
> Linux 2.6.32-5-686 #1 SMP Wed Aug 25 14:28:12 UTC 2010 i686 GNU/Linux
>
> Is there any progress about this?
>
> The 2.6.35 kernel for Debian is currently in experimental and I don't
> know where will it be upgraded to unstable.
>
> How can I stop my disks from spinning? I have LVM and, for luck, half of
> my disks are free. Should I  migrate my partitions to ext3?
>
> --
> jbd2 writing block every 5 - 10 seconds, preventing disk spin-down and making noise
> https://bugs.launchpad.net/bugs/607560
> You received this bug notification because you are a direct subscriber
> of the bug.
>
> Status in “linux” package in Ubuntu: New
>
> Bug description:
> jbd2 writes blocks to the hard disk every 5 seconds.  This makes an annoying click/tick noise and prevents the disk from spinning down to conserve power.  jbd2 appears in logs as several entries like...
>
>  Jul 19 21:35:45 edge kernel: [ 3312.913759] jbd2/sda5-8(350): WRITE block 42280704 on sda5
>
> ... and can be observed using iotop. Since the noise only occurs in Ubuntu and not in Windows 7 it is probably a software problem.  The excessive writes may reduce the disk's lifespan.
>
> Other info...
> * OS: Ubuntu 10.04 LTS
> * Disk fomat: ext4
> * Kernel: 2.6.32-23-generic-pae
>
> Threads covering this problem
> * http://ubuntuforums.org/showthread.php?t=1489637
> * https://bbs.archlinux.org/viewtopic.php?pid=692073
>
> ProblemType: Bug
> DistroRelease: Ubuntu 10.04
> Package: linux-image-2.6.32-23-generic-pae 2.6.32-23.37
> Regression: No
> Reproducible: No
> ProcVersionSignature: Ubuntu 2.6.32-23.37-generic-pae 2.6.32.15+drm33.5
> Uname: Linux 2.6.32-23-generic-pae i686
> AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.21.
> Architecture: i386
> ArecordDevices:
>  **** List of CAPTURE Hardware Devices ****
>  card 0: Intel [HDA Intel], device 0: ALC269 Analog [ALC269 Analog]
>    Subdevices: 1/1
>    Subdevice #0: subdevice #0
> AudioDevicesInUse:
>  USER        PID ACCESS COMMAND
>  /dev/snd/controlC0:  rcx      2456 F.... pulseaudio
> CRDA: Error: [Errno 2] No such file or directory
> Card0.Amixer.info:
>  Card hw:0 'Intel'/'HDA Intel at 0xf0800000 irq 22'
>    Mixer name   : 'Intel G45 DEVIBX'
>    Components   : 'HDA:10ec0269,17aa21bc,00100004 HDA:80862804,80860101,00100000'
>    Controls      : 16
>    Simple ctrls  : 8
> Date: Mon Jul 19 23:24:03 2010
> Frequency: Every 5-10 seconds.
> HibernationDevice: RESUME=UUID=ae276af8-b805-466a-a688-8d175cd3f2d7
> InstallationMedia: Ubuntu 10.04 LTS "Lucid Lynx" - Release i386 (20100429)
> MachineType: LENOVO 05782AU
> ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.32-23-generic-pae root=UUID=01d19f79-8c81-4da6-949d-db8f4d85b84a ro quiet splash
> ProcEnviron:
>  SHELL=/bin/bash
>  LANG=en_US.utf8
> RelatedPackageVersions: linux-firmware 1.34.1
> SourcePackage: linux
> dmi.bios.date: 06/11/2010
> dmi.bios.vendor: LENOVO
> dmi.bios.version: 80ET37WW (1.14 )
> dmi.board.name: 05782AU
> 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:bvr80ET37WW(1.14):bd06/11/2010:svnLENOVO:pn05782AU:pvrThinkPadEdge:rvnLENOVO:rn05782AU:rvrNotAvailable:cvnLENOVO:ct10:cvrNotAvailable:
> dmi.product.name: 05782AU
> dmi.product.version: ThinkPad Edge
> dmi.sys.vendor: LENOVO
>
>
>
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>

-- 
jbd2 writing block every 5 - 10 seconds, preventing disk spin-down and making noise
https://bugs.launchpad.net/bugs/607560
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