Bug#647567: lvm2: lvrename fails to rename mlog mimages

Paul LeoNerd Evans leonerd at leonerd.org.uk
Fri Nov 4 00:31:28 UTC 2011


Package: lvm2
Version: 2.02.86-1
Severity: normal

Dear Maintainer,

I had a --mirrorlog mirrored LV called "home", that I renamed "backups".
lvrename failed to rename the mimage components of the mirrored mlog:

root at ina:~# lvrename vg_ina/home backups
...
root at ina:~# lvs -a
  LV                   VG     Attr   LSize   Origin Snap%  Move Log          Copy%  Convert
  backups              vg_ina mwi-a- 150.00g                    backups_mlog 100.00        
  [backups_mimage_0]   vg_ina iwi-ao 150.00g                                               
  [backups_mimage_1]   vg_ina iwi-ao 150.00g                                               
  [backups_mlog]       vg_ina mwi-ao   4.00m                                 100.00        
  [home_mlog_mimage_0] vg_ina iwi-ao   4.00m                                               
  [home_mlog_mimage_1] vg_ina iwi-ao   4.00m                                               

This will cause a conflict if I want to create another mirrored LV called
"home".

-----

As a workaround, the mimages can be renamed by removing and recreating them:

root at ina:~# lvconvert --mirrorlog core vg_ina/backups
root at ina:~# lvconvert --mirrorlog mirrored vg_ina/backups
root at ina:~# lvs -a
  LV                      VG     Attr   LSize   Origin Snap%  Move Log          Copy%  Convert
  backups                 vg_ina mwi-a- 150.00g                    backups_mlog 100.00        
  [backups_mimage_0]      vg_ina iwi-ao 150.00g                                               
  [backups_mimage_1]      vg_ina iwi-ao 150.00g                                               
  [backups_mlog]          vg_ina mwi-ao   4.00m                                 100.00        
  [backups_mlog_mimage_0] vg_ina iwi-ao   4.00m                                               
  [backups_mlog_mimage_1] vg_ina iwi-ao   4.00m                                               

-- System Information:
Debian Release: wheezy/sid
  APT prefers testing
  APT policy: (500, 'testing')
Architecture: i386 (i686)

Kernel: Linux 3.0.0-1-686-pae (SMP w/1 CPU core)
Locale: LANG=en_GB.UTF-8, LC_CTYPE=en_GB.UTF-8 (charmap=UTF-8)
Shell: /bin/sh linked to /bin/dash

Versions of packages lvm2 depends on:
ii  dmsetup             2:1.02.65-1
ii  libc6               2.13-21    
ii  libdevmapper1.02.1  2:1.02.65-1
ii  libreadline5        5.2-11     
ii  libudev0            172-1      
ii  lsb-base            3.2-28     

lvm2 recommends no packages.

lvm2 suggests no packages.

-- no debconf information






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