kernel-packages team mailing list archive

[Michael Murphy <874684@xxxxxxxxxxxxxxxxxx>]

This shouldn't be a problem, but if you realize that btrfs is using more
space than it should be, defragmenting and rebalancing will recover it.
For example: sudo btrfs filesystem defragment /; sudo btrfs filesystem
balance /

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https://bugs.launchpad.net/bugs/874684

Title:
  missing space on btrfs partition

Status in The Linux Kernel:
  Expired
Status in “linux” package in Ubuntu:
  Triaged

Bug description:
  df -h shows on a 9.8GB partition that only 6.4GB are used, but at the same time the amount available is shown to be 15MB, with a usage percent of 100.
  --- 
  AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.24.
  ApportVersion: 1.23-0ubuntu3
  Architecture: amd64
  ArecordDevices:
   **** List of CAPTURE Hardware Devices ****
   card 0: Intel [HDA Intel], device 0: STAC92xx Analog [STAC92xx Analog]
     Subdevices: 1/1
     Subdevice #0: subdevice #0
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC0:  luke       1590 F.... pulseaudio
  CRDA: Error: [Errno 2] No such file or directory
  Card0.Amixer.info:
   Card hw:0 'Intel'/'HDA Intel at 0xfe9fc000 irq 47'
     Mixer name	: 'SigmaTel STAC9228'
     Components	: 'HDA:14f12c06,14f1000f,00100000 HDA:10951392,1028022f,00100000 HDA:83847616,1028022f,00100402'
     Controls      : 22
     Simple ctrls  : 12
  DistroRelease: Ubuntu 11.10
  InstallationMedia: Kubuntu 11.04 "Natty Narwhal" - Release amd64 (20110427.1)
  MachineType: Dell Inc. Inspiron 1525
  Package: linux (not installed)
  ProcEnviron:
   LANGUAGE=
   PATH=(custom, user)
   LANG=en_US.UTF-8
   SHELL=/bin/bash
  ProcKernelCmdLine: BOOT_IMAGE=/@/boot/vmlinuz-3.0.0-12-generic root=UUID=7502179e-dcf0-4055-bd7c-0c0304e3cb6b ro rootflags=subvol=@ elevator=deadline quiet splash vt.handoff=7
  ProcVersionSignature: Ubuntu 3.0.0-12.20-generic 3.0.4
  RelatedPackageVersions:
   linux-restricted-modules-3.0.0-12-generic N/A
   linux-backports-modules-3.0.0-12-generic  N/A
   linux-firmware                            1.60
  Tags:  oneiric
  Uname: Linux 3.0.0-12-generic x86_64
  UpgradeStatus: Upgraded to oneiric on 2011-10-14 (2 days ago)
  UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare
  dmi.bios.date: 10/27/2009
  dmi.bios.vendor: Dell Inc.
  dmi.bios.version: A17
  dmi.board.name: 0U990C
  dmi.board.vendor: Dell Inc.
  dmi.chassis.type: 8
  dmi.chassis.vendor: Dell Inc.
  dmi.modalias: dmi:bvnDellInc.:bvrA17:bd10/27/2009:svnDellInc.:pnInspiron1525:pvr:rvnDellInc.:rn0U990C:rvr:cvnDellInc.:ct8:cvr:
  dmi.product.name: Inspiron 1525
  dmi.sys.vendor: Dell Inc.

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