On Sep 26, 2013, at 6:02 PM, Christopher Schultz < ch...@christopherschultz.net> wrote:
> -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA256 > > Daniel, > > On 9/26/13 9:18 AM, Daniel Mikusa wrote: >> On Sep 26, 2013, at 2:22 AM, Anu Prab <anupr...@gmail.com> wrote: >> >>> I am using Tomcat version 7. >> >> For future reference, please include the exact version of Tomcat you >> are running. There are 40+ different versions. >> >>> Is it possible to update connection pool properties without >>> restarting the Tomcat server? >> >> Please also include specific details like which connection pool are >> you using. There are two included with Tomcat, DBCP and tomcat-jdbc. >> >> To give a general answer to your question, you can update some of the >> properties through JMX. It'll depend on the version of Tomcat and >> which pool you are using as to which properties you can update. >> Try connecting with jconsole or jvisualvm w/MBeans plugin and see if >> the properties you need are exposed and editable. > > While most properties are not immutable (e.g. you can change their > values via JMX), changing them usually has no effect because the > connection pool is not re-initialized when those values change. Good point. It's important to be realistic about what you can do at runtime. > Perhaps Anu can give us a use case for when this kind of thing would > be appropriate... what would you want to change during runtime in a > stable system? +1 definitely need more info here. Dan Hi, Sorry, please ignore my previous mail. My bad. The Tomcat version I am using is 7.0.40 and the connection pool is tomcat-jdbc. Well, one case would be to increase the maxActive property so that if I want to increase this threshold limit, how do I do it?. -Anu Can the same thing be achieved using a servlet? If so, please guide.
