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
  • Apache DBCP
  • Apache DBCP2
  • C3P0
  • BoneCP
  • HikariCP
  • Tomcat CP
  • Vibur DBCP
  • Bitronix Transaction Manager
  • Atomikos TransactionsEssentials
• 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

Tutorials

1. The anatomy of Connection Pooling
2. FlexyPool, reactive connection pooling
3. Professional connection pool sizing
4. The simple scalability equation
5. How to monitor a Java EE DataSource
6. How does FlexyPool support both Connection proxies and decorators
7. FlexyPool 2 has been released