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From Karl Wright <daddy...@gmail.com>
Subject Re: PSQLException: This connection has been closed.
Date Sun, 29 Jul 2018 13:09:20 GMT
It looks to me like your database server is not happy.  Maybe it's out of
resources?  Not sure but a restart may be in order.

Karl


On Sun, Jul 29, 2018 at 9:06 AM Mike Hugo <mike@piragua.com> wrote:

> Recently we started seeing this error when Manifold CF starts up.  We had
> been running Manifold CF with many web connectors and a few RSS feeds for a
> while and it had been working fine.  The server got rebooted and since then
> we started seeing this error. I'm not sure exactly what changed.  Any ideas
> as to where to start looking and how to fix this?
>
> Thanks!
>
> Mike
>
>
> Initial repository connections already created.
> Configuration file successfully read
> Successfully unregistered all domains
> Successfully unregistered all output connectors
> Successfully unregistered all transformation connectors
> Successfully unregistered all mapping connectors
> Successfully unregistered all authority connectors
> Successfully unregistered all repository connectors
> WARNING:  there is already a transaction in progress
> WARNING:  there is no transaction in progress
> Successfully registered output connector
> 'org.apache.manifoldcf.agents.output.solr.SolrConnector'
> WARNING:  there is already a transaction in progress
> WARNING:  there is no transaction in progress
> Successfully registered output connector
> 'org.apache.manifoldcf.agents.output.searchblox.SearchBloxConnector'
> WARNING:  there is already a transaction in progress
> WARNING:  there is no transaction in progress
> Successfully registered output connector
> 'org.apache.manifoldcf.agents.output.opensearchserver.OpenSearchServerConnector'
> WARNING:  there is already a transaction in progress
> WARNING:  there is no transaction in progress
> Successfully registered output connector
> 'org.apache.manifoldcf.agents.output.nullconnector.NullConnector'
> WARNING:  there is already a transaction in progress
> WARNING:  there is no transaction in progress
> Successfully registered output connector
> 'org.apache.manifoldcf.agents.output.kafka.KafkaOutputConnector'
> WARNING:  there is already a transaction in progress
> WARNING:  there is no transaction in progress
> Successfully registered output connector
> 'org.apache.manifoldcf.agents.output.hdfs.HDFSOutputConnector'
> WARNING:  there is already a transaction in progress
> WARNING:  there is no transaction in progress
> Successfully registered output connector
> 'org.apache.manifoldcf.agents.output.gts.GTSConnector'
> WARNING:  there is already a transaction in progress
> WARNING:  there is no transaction in progress
> Successfully registered output connector
> 'org.apache.manifoldcf.agents.output.filesystem.FileOutputConnector'
> WARNING:  there is already a transaction in progress
> WARNING:  there is no transaction in progress
> Successfully registered output connector
> 'org.apache.manifoldcf.agents.output.elasticsearch.ElasticSearchConnector'
> WARNING:  there is already a transaction in progress
> WARNING:  there is no transaction in progress
> Successfully registered output connector
> 'org.apache.manifoldcf.agents.output.amazoncloudsearch.AmazonCloudSearchConnector'
> WARNING:  there is already a transaction in progress
> WARNING:  there is no transaction in progress
> Successfully registered transformation connector
> 'org.apache.manifoldcf.agents.transformation.tikaservice.TikaExtractor'
> WARNING:  there is already a transaction in progress
> LOG:  incomplete message from client
> >2018-07-29 13:02:06,659 [main] ERROR org.apache.manifoldcf.root -
> Exception: This connection has been closed.
> org.apache.manifoldcf.core.interfaces.ManifoldCFException: This connection
> has been closed.
> at
> org.apache.manifoldcf.core.database.DBInterfacePostgreSQL.reinterpretException(DBInterfacePostgreSQL.java:627)
> ~[mcf-core.jar:?]
> at
> org.apache.manifoldcf.core.database.DBInterfacePostgreSQL.rollbackCurrentTransaction(DBInterfacePostgreSQL.java:1296)
> ~[mcf-core.jar:?]
> at
> org.apache.manifoldcf.core.database.Database.endTransaction(Database.java:368)
> ~[mcf-core.jar:?]
> at
> org.apache.manifoldcf.core.database.DBInterfacePostgreSQL.endTransaction(DBInterfacePostgreSQL.java:1236)
> ~[mcf-core.jar:?]
> at
> org.apache.manifoldcf.crawler.system.ManifoldCF.registerConnectors(ManifoldCF.java:605)
> ~[mcf-pull-agent.jar:?]
> at
> org.apache.manifoldcf.crawler.system.ManifoldCF.reregisterAllConnectors(ManifoldCF.java:160)
> ~[mcf-pull-agent.jar:?]
> at
> org.apache.manifoldcf.jettyrunner.ManifoldCFJettyRunner.main(ManifoldCFJettyRunner.java:239)
> [mcf-jetty-runner.jar:?]
> Caused by: org.postgresql.util.PSQLException: This connection has been
> closed.
> at org.postgresql.jdbc.PgConnection.checkClosed(PgConnection.java:766)
> ~[postgresql-42.1.3.jar:42.1.3]
> at
> org.postgresql.jdbc.PgConnection.createStatement(PgConnection.java:1576)
> ~[postgresql-42.1.3.jar:42.1.3]
> at org.postgresql.jdbc.PgConnection.createStatement(PgConnection.java:367)
> ~[postgresql-42.1.3.jar:42.1.3]
> at org.apache.manifoldcf.core.database.Database.execute(Database.java:873)
> ~[mcf-core.jar:?]
> at
> org.apache.manifoldcf.core.database.Database$ExecuteQueryThread.run(Database.java:696)
> ~[mcf-core.jar:?]
> org.apache.manifoldcf.core.interfaces.ManifoldCFException: This connection
> has been closed.
> at
> org.apache.manifoldcf.core.database.DBInterfacePostgreSQL.reinterpretException(DBInterfacePostgreSQL.java:627)
> at
> org.apache.manifoldcf.core.database.DBInterfacePostgreSQL.rollbackCurrentTransaction(DBInterfacePostgreSQL.java:1296)
> at
> org.apache.manifoldcf.core.database.Database.endTransaction(Database.java:368)
> at
> org.apache.manifoldcf.core.database.DBInterfacePostgreSQL.endTransaction(DBInterfacePostgreSQL.java:1236)
> at
> org.apache.manifoldcf.crawler.system.ManifoldCF.registerConnectors(ManifoldCF.java:605)
> at
> org.apache.manifoldcf.crawler.system.ManifoldCF.reregisterAllConnectors(ManifoldCF.java:160)
> at
> org.apache.manifoldcf.jettyrunner.ManifoldCFJettyRunner.main(ManifoldCFJettyRunner.java:239)
> Caused by: org.postgresql.util.PSQLException: This connection has been
> closed.
> at org.postgresql.jdbc.PgConnection.checkClosed(PgConnection.java:766)
> at org.postgresql.jdbc.PgConnection.createStatement(PgConnection.java:1576)
> at org.postgresql.jdbc.PgConnection.createStatement(PgConnection.java:367)
> at org.apache.manifoldcf.core.database.Database.execute(Database.java:873)
> at
> org.apache.manifoldcf.core.database.Database$ExecuteQueryThread.run(Database.java:696)
>

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