cvt_cyrusdb and berkeley log files

[Ken Murchison]

Andreas wrote:

> On Tue, Mar 02, 2004 at 12:30:16PM -0500, Ken Murchison wrote:
> 
>>>The only way to remedy this situation is to remove the relevant log files.
>>>Anybody care to comment?
>>
>>That's what I have done in the past.  The problem is that the log files 
>>still have references to the now nonexistent mailboxes.db.  What needs 
> 
> 
> Yes, but those transactions have already been commited, right?

Presumably.

> At least in
> my case db_archive shows no log files in use.

Then the checkpoint might not make a difference.


> 
> 
>>to happen is that the mailbox in question needs to be removed from the 
>>BDB environment so we don't try to recover it.  Its possible that doing 
>>a checkpoint (ctl_cyrusdb -c) before the conversion may solve the 
>>problem, but I have never tried it.
> 
> 
> Thanks, I'll try this. One catch is that cyrus has to be running so that
> a checkpoint can be made. 

Why?  I don't believe it has to be running.  In fact, I just 
successfully checkpointed a stopped server.

> 
> Which brings me to the next question, when cyrus is cleanly shut down, does it
> perform a checkpoint? If not, then perhaps this should be added to the shutdown
> scripts.

No, it doesn't.

> If I run "db_archive" in the DB environment, I get no log files listed, which 
> seems to indicate that all transactions have already been commited. Perhaps 
> just a coincidence in my very low traffic environment?

If the checkpoint doesn't work, then we need to find out the correct way 
to remove a database from a BDB environment.

-- 
Kenneth Murchison     Oceana Matrix Ltd.
Software Engineer     21 Princeton Place
716-662-8973 x26      Orchard Park, NY 14127
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