Appendix A. Troubleshooting

Table of Contents

A.1. Contacting Support
A.1.1. Support Request Procedure
A.1.2. Creating a Support Account
A.1.3. Generating Diagnostic Information
A.1.4. Open a Support Ticket
A.1.5. Open a Support Ticket via Email
A.1.6. Getting Updates for all Company Support Tickets
A.1.7. Support Severity Level Definitions
A.2. Error/Cause/Solution
A.2.1. ERROR 1010 (HY000) at line 5094506: Error dropping database (can't rmdir './mysql-bin/', errno: 17)
A.2.2. Starting replication after performing a restore because of an invalid restart sequence number
A.2.3. Error: could not settle on encryption_client algorithm
A.2.4. cctrl hangs
A.2.5. The master replicator stopped with a JDBC error.
A.2.6. Backup/Restore is not being my host back to normal
A.2.7. Replication latency very high
A.2.8. Replicator fails to connect after updating password
A.2.9. element 'mysql_readonly' not found in path
A.2.10. Event application failed: seqno=20725782 fragno=0 message=java.sql.SQLDataException: Data too long for column 'eventid' at row 1
A.2.11. WARN [KeepAliveTimerTask] - Error while sending a KEEP_ALIVE query to connection.
A.2.12. ERROR 2013 (HY000) at line 583: Lost connection to MySQL server during query
A.2.13. Replicator reports an Out of Memory error
A.2.14. Unable to update the configuration of an installed directory
A.2.15. Services requires a reset
A.2.16. Attempt to write new log record with equal or lower fragno: seqno=3 previous stored fragno=32767 attempted new fragno=-32768
A.2.17. pendingExceptionMessage": "Unable to update last commit seqno: Incorrect datetime value: '2016-03-13 02:02:26' for column 'update_timestamp' at row 1
A.2.18. ERROR 1580 (HY000) at line 5093787: You cannot 'DROP' a log table if logging is enabled
A.2.19. Connector shows errors with "java.net.SocketException: Broken pipe"
A.2.20. Too many open processes or files
A.2.21. [S1000][unixODBC][MySQL][ODBC 5.3(w) Driver]SSL connection error: unknown error number [ISQL]ERROR: Could not SQLConnect
A.2.22. cctrl reports MANAGER(state=STOPPED)
A.2.23. Lots of entries added to replicator log
A.2.24. Replicator runs out of memory
A.2.25. Triggers not firing correctly on slave
A.2.26. ORA-00257: ARCHIVER ERROR. CONNECT INTERNAL ONLY, UNTIL FREED
A.2.27. MySQL is incorrectly configured
A.2.28. trepctl status hangs
A.2.29. Backup agent name not found: xtrabackup-full
A.2.30. Latency is high: master:ONLINE, progress=41331580333, THL latency=78849.733
A.3. Known Issues
A.3.1. Triggers
A.4. Troubleshooting Timeouts
A.5. Troubleshooting Backups
A.6. Running Out of Diskspace
A.7. Troubleshooting SSH and tpm
A.8. Troubleshooting Data Differences
A.8.1. Identify Structural Differences
A.8.2. Identify Data Differences
A.9. Comparing Table Data
A.10. Troubleshooting Memory Usage

The following sections contain both general and specific help for identifying, troubleshooting and resolving problems. Key sections include: