Public bug reported:

Hi,

This is on a precise, with seperate / and /home , both fresh btrfs.

I have NO previous btrfs experience.

Some snapshots created automatically by apt-get upgrade cannot be
deleted, others can.

See:
root@precise-X201:~# apt-btrfs-snapshot list
Available snapshots:
@apt-snapshot-2012-02-06_10:57:25  
@apt-snapshot-2012-02-06_10:57:26  
@apt-snapshot-2012-02-07_10:39:29  
@apt-snapshot-2012-02-21_11:31:14  
@apt-snapshot-2012-04-23_14:12:51  
@apt-snapshot-2012-05-02_12:56:59  
@apt-snapshot-2012-05-09_23:46:30  
@apt-snapshot-2012-05-10_18:13:32  
@apt-snapshot-2012-05-10_21:42:52  
@apt-snapshot-2012-05-10_21:44:23  
@apt-snapshot-2012-05-11_14:05:17

root@precise-X201:~# apt-btrfs-snapshot delete-older-than 1d
Delete subvolume 
'/tmp/apt-btrfs-snapshot-mp-AtGJCL/@apt-snapshot-2012-02-06_10:57:25'
ERROR: cannot delete 
'/tmp/apt-btrfs-snapshot-mp-AtGJCL/@apt-snapshot-2012-02-06_10:57:25'
Delete subvolume 
'/tmp/apt-btrfs-snapshot-mp-G7ba5C/@apt-snapshot-2012-02-06_10:57:26'
ERROR: cannot delete 
'/tmp/apt-btrfs-snapshot-mp-G7ba5C/@apt-snapshot-2012-02-06_10:57:26'
Delete subvolume 
'/tmp/apt-btrfs-snapshot-mp-rJFoU7/@apt-snapshot-2012-02-07_10:39:29'
ERROR: cannot delete 
'/tmp/apt-btrfs-snapshot-mp-rJFoU7/@apt-snapshot-2012-02-07_10:39:29'
Delete subvolume 
'/tmp/apt-btrfs-snapshot-mp-l0O8Tc/@apt-snapshot-2012-02-21_11:31:14'
ERROR: cannot delete 
'/tmp/apt-btrfs-snapshot-mp-l0O8Tc/@apt-snapshot-2012-02-21_11:31:14'
Delete subvolume 
'/tmp/apt-btrfs-snapshot-mp-NxuzYR/@apt-snapshot-2012-04-23_14:12:51'
ERROR: cannot delete 
'/tmp/apt-btrfs-snapshot-mp-NxuzYR/@apt-snapshot-2012-04-23_14:12:51'
Delete subvolume 
'/tmp/apt-btrfs-snapshot-mp-qTWNui/@apt-snapshot-2012-05-02_12:56:59'
ERROR: cannot delete 
'/tmp/apt-btrfs-snapshot-mp-qTWNui/@apt-snapshot-2012-05-02_12:56:59'
Delete subvolume 
'/tmp/apt-btrfs-snapshot-mp-C6mvol/@apt-snapshot-2012-05-09_23:46:30'
Delete subvolume 
'/tmp/apt-btrfs-snapshot-mp-WKrgPg/@apt-snapshot-2012-05-10_18:13:32'
Delete subvolume 
'/tmp/apt-btrfs-snapshot-mp-nSMmvC/@apt-snapshot-2012-05-10_21:42:52'
Delete subvolume 
'/tmp/apt-btrfs-snapshot-mp-H0UnbV/@apt-snapshot-2012-05-10_21:44:23'

root@precise-X201:~# apt-btrfs-snapshot list
Available snapshots:
@apt-snapshot-2012-02-06_10:57:25  
@apt-snapshot-2012-02-06_10:57:26  
@apt-snapshot-2012-02-07_10:39:29  
@apt-snapshot-2012-02-21_11:31:14  
@apt-snapshot-2012-04-23_14:12:51  
@apt-snapshot-2012-05-02_12:56:59  
@apt-snapshot-2012-05-11_14:05:17

I update daily, and cannot spot a pattern when and why some are
"special".

--
Sanjeev Gupta

ProblemType: Bug
DistroRelease: Ubuntu 12.04
Package: apt-btrfs-snapshot 0.2.1build1
ProcVersionSignature: Ubuntu 3.2.0-24.37-generic 3.2.14
Uname: Linux 3.2.0-24-generic x86_64
ApportVersion: 2.0.1-0ubuntu7
Architecture: amd64
Date: Fri May 11 14:04:41 2012
InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Alpha amd64 
(20111129.1)
PackageArchitecture: all
ProcEnviron:
 LANGUAGE=en_SG:en
 TERM=xterm
 PATH=(custom, no user)
 LANG=en_SG.UTF-8
 SHELL=/bin/bash
SourcePackage: apt-btrfs-snapshot
UpgradeStatus: No upgrade log present (probably fresh install)

** Affects: apt-btrfs-snapshot (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: amd64 apport-bug precise

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https://bugs.launchpad.net/bugs/997909

Title:
  apt-btrfs-snapshot creates snapshots that cannot be deleted

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