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Imagine having a tool that can automatically detect JPA and Hibernate performance issues. Hypersistence Optimizer is that tool!

Connection pool monitoring

The FlexyPool library adds metrics and flexible strategies to a given Connection Pool, allowing it to resize on demand. This is very handy since most connection pools offer a limited set of dynamic configuration strategies.

Features

multiple environment options
- Stand-alone (Spring, Guice)
- Java EE
extensive connection pool support
statistics support
- concurrent connections histogram
- concurrent connection requests histogram
- data source connection acquiring time histogram
- connection lease time histogram
- maximum pool size histogram
- total connection acquiring time histogram
- overflow pool size histogram
- retries attempts histogram