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From Dirk Verbeeck <dirk.verbe...@pandora.be>
Subject Re: [dbcp] How could I find out the application methods that hold the active connections?
Date Wed, 14 Apr 2004 19:12:34 GMT
Try:
    catalina run >stdout.log 2>stderr.log

Cheers
Dirk


Sheng Huang wrote:

> Hi Dirk,
> 
> Thank you very much for your reply. Now I understand the connections closed
> in my configuration are active connections instead of inactive connections.
> Although I see a lot of "DBCP object created was never
> closed" followed by "Already closed" as I said in my first email, all
> connections will become active after the application is used for some time
> and then the application stalls (wait unlimited for available connections).
> 
> There may be some defects in my code, thus the stacktrace for DBCP object
> creation will be very helpful to me. Since I just installed Tomcat 4.1.18
> with the default configuration (standalone Tomcat instead of Tomcat and
> Apache), I can't see the stderr messages logged somewhere and don't know how
> to set it up. Could you give me some information on how to setup stderr
> logging or redirect them to the standard catalina.out? Thank you very much.
> 
> Best regards,
> Sheng
>   
> 
> 
> When you get a "DBCP object created..." message then there should also be a
> stacktrace be written. With version 1.1 the message goes to stdout and the
> stacktrace to stderr. In the nightly builds they go both go to stderr.
> 
> The stacktrace displays the location where is abandoned connection was
> borrowed.
> 
> 
> The removeAbandoned parameter is for removing the active connections.
> Idle connections are removed with "minEvictableIdleTimeMillis".
> 
> -- Dirk
> 
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> 



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