Lasantha,
> -----Original Message----- > From: Lasantha Samarakoon <lasn1...@gmail.com> > Sent: Monday, September 06, 2021 10:22 PM > To: users@tomcat.apache.org > Subject: Calculate time to get a connection from JDBC Pool > > Hi all, > > I am working on Tomcat JDBC Pools and I have a requirement that needs to > calculate the total time it takes to get a connection from the JDBC pool. > This is to cover the entire connection borrowing process (includes connection > creation, setting up, validation, etc). The Tomcat version we are using is > 9.0.34. > > I tried playing around with the interceptors and also walked through the > respective implementation of Tomcat[1], but couldn't find any extensible > code segment to catch the before and after points of the get connection > flow. > > Appreciate your input on any possible solution for this. > > [1] > https://urldefense.com/v3/__https://github.com/apache/tomcat/tree/9.0.3 > 4/modules/jdbc-pool__;!!F9svGWnIaVPGSwU!6_tpBtEDTx2wg- > 2SBU2URViWoyhQPdrSNgVO7dErbhcA1-gh-KL_EtXutKh78PSXUt86mkU$ > > TIA, > Lasantha I don't have an example on hand, but it looks like there is an MBean with the property meanBorrowWaitTimeMillis. Enable JMX like this: https://tomcat.apache.org/tomcat-9.0-doc/jdbc-pool.html#JMX
