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    Expert tip

    This might be cause due to an overload in your database accesses. Try to implement a queue or using an Executor to access the database server.

Solutions on the web

via GitHub by darkweaver87
, 1 year ago
HikariPool-1 - Connection is not available, request timed out after 30000ms.
via GitHub by doom369
, 1 year ago
HikariPool-0 - Connection is not available, request timed out after 15002ms.
via Stack Overflow by Fabian S.
, 2 years ago
selfstanding-pool - Connection is not available, request timed out after 30000ms.
via Google Groups by Matt D, 1 year ago
Connection is not available, request timed out after 56765ms.
via GitHub by norbertpotocki
, 1 year ago
UserShardPool:jdbc:mysql://dbuser.mydomain.com:3306/UserShard - Connection is not available, request timed out after 38104ms.
java.sql.SQLTransientConnectionException: HikariPool-1 - Connection is not available, request timed out after 30000ms.	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:196)	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:147)	at com.zaxxer.hikari.HikariDataSource.getConnection(HikariDataSource.java:83)	at scala.slick.jdbc.JdbcBackend$DatabaseFactoryDef$$anon$3.createConnection(JdbcBackend.scala:47)	at scala.slick.jdbc.JdbcBackend$BaseSession.conn$lzycompute(JdbcBackend.scala:397)	at scala.slick.jdbc.JdbcBackend$BaseSession.conn(JdbcBackend.scala:397)	at scala.slick.jdbc.JdbcBackend$BaseSession.withTransaction(JdbcBackend.scala:420)	at scala.slick.backend.DatabaseComponent$DatabaseDef$$anonfun$withTransaction$1.apply(DatabaseComponent.scala:54)	at scala.slick.backend.DatabaseComponent$DatabaseDef$$anonfun$withTransaction$1.apply(DatabaseComponent.scala:54)	at scala.slick.backend.DatabaseComponent$DatabaseDef$class.withSession(DatabaseComponent.scala:34)	at scala.slick.jdbc.JdbcBackend$DatabaseFactoryDef$$anon$3.withSession(JdbcBackend.scala:46)	at scala.slick.backend.DatabaseComponent$DatabaseDef$class.withTransaction(DatabaseComponent.scala:54)	at scala.slick.jdbc.JdbcBackend$DatabaseFactoryDef$$anon$3.withTransaction(JdbcBackend.scala:46)	at gitbucket.core.servlet.TransactionFilter.doFilter(TransactionFilter.scala:28)	at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1668)	at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:581)	at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:143)	at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:548)	at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:226)	at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1174)	at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:511)	at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:185)	at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1106)	at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141)	at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:134)	at org.eclipse.jetty.server.Server.handle(Server.java:524)	at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:319)	at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:253)	at org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:273)	at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:95)	at org.eclipse.jetty.io.SelectChannelEndPoint$2.run(SelectChannelEndPoint.java:93)	at org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.executeProduceConsume(ExecuteProduceConsume.java:303)	at org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.produceConsume(ExecuteProduceConsume.java:148)	at org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.run(ExecuteProduceConsume.java:136)	at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:671)	at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:589)	at java.lang.Thread.run(Thread.java:745)