org.apache.manifoldcf.core.interfaces.ManifoldCFException: Database exception: Exception doing query: ERROR: out of shared memory Hint: You might need to increase max_pred_locks_per_transaction.

manifoldcf-user | Erlend Garåsen | 4 years ago
  1. 0

    max_pred_locks_per_transaction

    manifoldcf-user | 4 years ago | Erlend Garåsen
    org.apache.manifoldcf.core.interfaces.ManifoldCFException: Database exception: Exception doing query: ERROR: out of shared memory Hint: You might need to increase max_pred_locks_per_transaction.
  2. 0

    max_pred_locks_per_transaction

    manifoldcf-user | 4 years ago | Erlend Garåsen
    org.apache.manifoldcf.core.interfaces.ManifoldCFException: Database exception: Exception doing query: ERROR: out of shared memory Hint: You might need to increase max_pred_locks_per_transaction.
  3. 0

    How to Write an Output Connector - Apache Connectors Framework - Apache Software Foundation

    apache.org | 6 months ago
    org.apache.manifoldcf.core.interfaces.ManifoldCFException: Database exception: Exception doing query: ERROR: unexpected chunk number 2 (expected 0) for toast value 34938 in pg_toast_2619
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  5. 0

    PO very slow on zkwebui

    adempiere | 5 years ago | bma99
    org.postgresql.util.PSQLException: ERROR: syntax error at or near ""limit""   Position: 501; State=42601; ErrorCode=0

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Root Cause Analysis

  1. org.postgresql.util.PSQLException

    ERROR: out of shared memory Hint: You might need to increase max_pred_locks_per_transaction.

    at org.postgresql.core.v3.QueryExecutorImpl.receiveErrorResponse()
  2. PostgreSQL JDBC Driver
    AbstractJdbc2Statement.executeQuery
    1. org.postgresql.core.v3.QueryExecutorImpl.receiveErrorResponse(QueryExecutorImpl.java:2102)
    2. org.postgresql.core.v3.QueryExecutorImpl.processResults(QueryExecutorImpl.java:1835)
    3. org.postgresql.core.v3.QueryExecutorImpl.execute(QueryExecutorImpl.java:257)
    4. org.postgresql.jdbc2.AbstractJdbc2Statement.execute(AbstractJdbc2Statement.java:500)
    5. org.postgresql.jdbc2.AbstractJdbc2Statement.executeWithFlags(AbstractJdbc2Statement.java:388)
    6. org.postgresql.jdbc2.AbstractJdbc2Statement.executeQuery(AbstractJdbc2Statement.java:273)
    6 frames
  3. org.apache.manifoldcf
    Database$ExecuteQueryThread.run
    1. org.apache.manifoldcf.core.database.Database.execute(Database.java:826)
    2. org.apache.manifoldcf.core.database.Database$ExecuteQueryThread.run(Database.java:641)
    2 frames