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From Michael <>
Subject Re: [Tomcat JDBC Pool] Close pooled connections via JMX
Date Sun, 04 Mar 2012 19:45:38 GMT
Pid schrieb:
> On 03/03/2012 12:33, Michael wrote:
>> Hi folks,
>> I've been examining the JMX operations of the new pool and did not find
>> a crucial one.
>> Sometimes our Oracle database has to be restarted, the pool still keeps
>> the pooled connections. The webapp requests a connection, receives a
>> pooled one and boom => ORA-... Connection closed.
>> I'd like to be able via JMX to reopen all open pooled connections
>> without the need to restart the webapp.
> Do you have testOnBorrow="true" and a validationQuery="SELECT 1 FROM
> DUAL" configured?
> This should suffice to ensure each connection is valid before use.

Hi Pid,

I did not yet try that option. Of course, if this works, I'll happy with 
  the "lazy" approach. I will test this the next couple of days and give 



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