[SAC] Mailman migration, backups

Frank Warmerdam warmerdam at pobox.com
Sun Oct 16 23:29:47 EDT 2011


Folks,

I'm making progress on the mailman migration.  I have almost
completed a test migration to the VM.  It seems rebulding the
HTML archive pages from the master .mbox file is pretty slow!

I'll hopefully announce a downtime period soon and execute the
migration.  I will try to minimize the downtime by deferring the
web archive building to a post-processing step.  I am tentatively
planning to shutdown the web access (with the intent of preventing
new subscriptions or unsubscriptions) at the start of the window,
migrate things over without html archives, and then repoint DNS to the
new server.

I am *not* currently planning to disable email so there is going to be a
period after snapshotting of the archives and before DNS is pointing to
the new server during which any emails sent to lists do not make it into
real archive.  I consider this acceptable lossage, and preferrable to email
bouncing for a few hours.  I am willing to consider other opinions on the
matter.  Chris' view was  different than mine but he was too polite to
push me hard.

Ah yes, back to my main question.  As you can imagine I would like to
get backups into place for the new server.  I am imagining /etc,
/var/mailman/archives/private/*.mbox and /var/mailman/lists as being
the things to backup.  No point in trying to backup all the html files.
I looked at:

  http://wiki.osgeo.org/wiki/SAC:Backups

But I see no information on how to administer Backula on a new VM.
Is there any OSGeo specific information on this available?

Best regards,
-- 
---------------------------------------+--------------------------------------
I set the clouds in motion - turn up   | Frank Warmerdam, warmerdam at pobox.com
light and sound - activate the windows | http://pobox.com/~warmerdam
and watch the world go round - Rush    | Geospatial Software Developer


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