Old file reappeared by itself

[Artem Kuchin]

12.11.2012 14:07, Artem Kuchin:
> The machines runs 4 jails. Everything is in the jails except NAMED.
> Named is run on the root host (if i may say so) itself.
> There is a zone file there which i changed last week.
> Today in the morning i try to open a site and host name is not found. 
> It worked on friday.
> I went to see the the zone file. IT WAS DATED 2010 !!!! I open it and 
> the serial number is
> something like 201103021. I do all my serials using dates, so, while 
> the file date is 2010
> the content is from 2011 and it sure does looks so.
> Then i go to secondary zone (slave) on another server and there i find 
> the zone from last week.
> I checked all logs  and did not find anything special. The zone file 
> from 2010 just reappeared
> from nowhere kill all the new changes.
> As i said, i saw things like this in the past. It happened insides 
> jails and was related to files
> for web sites and i thought that i and someone else messed up. No i 
> think i saw the same thing.

It happened today again! I checked file today and the file was dated 5 
oct 2012 but content was
from a week ago except the serial. I changed it yesterday. No automatic  
backup or restore is running.
Uptime is 321 day.  last says not one has logged in since yerterday.
I am going crazy.