[PVE-User] /etc/lvm/archive

[rob]

Alexandre Kouznetsov:
  Thank you for that excellent answer.

I'll add the files in that directory to our daily purge script.

On Wed, 30 Oct 2013, Alexandre Kouznetsov wrote:

> Hello.
>
> El 30/10/13 07:30, rob escribió:
>>   It looks like pve backup puts a file to /etc/lvm/archive  for each
>> snapshot back up. The not too hard to figure out clue is this line:
>> description = "Created *before* executing 'lvremove -f
>> /dev/pve/vzsnap-dell-1-ib-0'"
> Actually, it's not PVE who puts the backups there, but LVM tool set itself. 
> Not on snapshot but on lvremove event, done over snapshot or a regular volume. 
> Very handful, saved my ass a couple of times.
>
>>   My question - are those auto purged ?
> Yes, after 30 days as default.
> In my case, in one of my servers with LVM storage I observe 2040 files under 
> /etc/lvm/archive (I do lot of snapshots daily as part of the backup process 
> and delete them almost immediately). The oldest ones are from 2013-10-01.
>
> Quote from 
> http://www.centos.org/docs/5/html/Cluster_Logical_Volume_Manager/backup.html
> 3.4. Logical Volume Backup
>
> "Metadata backups and archives are automatically created on every volume group 
> and logical volume configuration change unless disabled in the lvm.conf file. 
> By default, the metadata backup is stored in the /etc/lvm/backup file and the 
> metadata archives are stored in the /etc/lvm/archive file. How long the the 
> metadata archives stored in the /etc/lvm/archive file are kept and how many 
> archive files are kept is determined by parameters you can set in the lvm.conf 
> file. A daily system backup should include the contents of the /etc/lvm 
> directory in the backup. "
>
> Some additional reference:
> http://linux.die.net/man/5/lvm.conf
>
> Greetings.
>
>