db-derby-dev mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From V Narayanan <V.Naraya...@Sun.COM>
Subject Re: Debug tracing
Date Thu, 03 May 2007 09:56:49 GMT
Hi Dyre,

Does this link http://wiki.apache.org/db-derby/ProtocolDebuggingTips 
seem to be of relevance here?


Dyre.Tjeldvoll@Sun.COM wrote On 05/03/07 15:24,:

>During my dives into the Derby source I have stumbled across
>SanityManager.DEBUG_ON() which allows you to turn on specific behavior
>in a sane Derby through the properties derby.debug.true and
>derby.debug.false. Or rather, that is my understanding after reading
>the code. 
>Is this stuff expained anywhere? I tried searching db.apache.org with
>google, but I didn't find anything. There is the Javadoc for
>SanityManager, but does not explain which property to set, and the
>values to use. There also appears to be possible to use different
>logging streams.
>Assuming such a document doesn't exist: Would it be good to collect
>some "best practices" for this, say on the Wiki? Stuff like:
>- When to use logging streams, and when is System.out System.err is OK?
>- Which stream to use, and how to obtain it
>- Threading implications
>- Performance considerations
>- Guidelines for making new debug flags. Should there be some kind of
>  convention to avoid name clashes?
>I can volunteer to create such a Wiki page. Just wanted to know if
>there is an an "oral tradition" for this.

View raw message