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Florian Weimer wrote:
> * Max Bowsher:
>
>
>>Branko Čibej wrote:
>>
>>>Peter Samuelson wrote:
>>>
>>>
>>>>I'm having trouble finding anyone who knows enough about Berkeley DB to
>>>>give me solid answers here,
>>
>>The instructions in the official BDB docs for going 4.2 -> 4.3 may be
>>summarized as:
>>
>>db4.2_recover
>>Make complete backup
>>Open database normally with 4.3 code.
>
>
> You should perform a checkpoint before the recover, but otherwise,
> it's fine.
Do you have a reference for this?
http://www.sleepycat.com/docs/ref/upgrade/process.html
did not mention a checkpoint at all in the 4.3 era.
Now, it is stating that you must checkpoint as the first thing you do
with the _new_ bdb version.
>>>>so I've got a couple of questions: (1) The
>>>>README attached below - does it seem accurate and safe? (2a) Is the
>>>>part about deleting log files (taken from faq.html) necessary,
>>>
>>>Yes.
>>
>>Question for Branko: Why should deleting unused logfiles be necessary?
>
>
> 4.3 has a bug which causes it to choke on old-format log files when
> DB_RECOVER is also specified. This means that my favorite
> instructions won't work. Invoking any 4.3 application that opens the
> environment with DB_CREATE (but without DB_RECOVER) and writes
> something to the log should fix things. Maybe some svnadmin command
> can achieve that?
'svnlook youngest' does the job quite well.
Max.
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Received on Sat Nov 26 23:25:19 2005