Appendix C. Troubleshooting

Table of Contents

C.1. Contacting Support
C.1.1. Support Request Procedure
C.1.2. Creating a Support Account
C.1.3. Generating Diagnostic Information
C.1.4. Open a Support Ticket
C.1.5. Open a Support Ticket via Email
C.1.6. Getting Updates for all Company Support Tickets
C.1.7. Support Severity Level Definitions
C.1.8. Generating Advanced Diagnostic Information
C.2. Error/Cause/Solution
C.2.1. Lots of entries added to replicator log
C.2.2. Error: could not settle on encryption_client algorithm
C.2.3. The master replicator stopped with a JDBC error.
C.2.4. ERROR backup.BackupTask Backup operation failed: null
C.2.5. Event application failed: seqno=20725782 fragno=0 message=java.sql.SQLDataException: Data too long for column 'eventid' at row 1
C.2.6. Unable to update the configuration of an installed directory
C.2.7. [S1000][unixODBC][MySQL][ODBC 5.3(w) Driver]SSL connection error: unknown error number [ISQL]ERROR: Could not SQLConnect
C.2.8. Connector shows errors with " Broken pipe"
C.2.9. cctrl reports MANAGER(state=STOPPED)
C.2.10. Backup agent name not found: xtrabackup-full
C.2.11. Replicator runs out of memory
C.2.12. trepctl status hangs
C.2.13. Replicator fails to connect after updating password
C.2.14. Attempt to write new log record with equal or lower fragno: seqno=3 previous stored fragno=32767 attempted new fragno=-32768
C.2.16. ERROR 1010 (HY000) at line 5094506: Error dropping database (can't rmdir './mysql-bin/', errno: 17)
C.2.17. ERROR >> host1 >> can't alloc thread
C.2.18. ERROR 1580 (HY000) at line 5093787: You cannot 'DROP' a log table if logging is enabled
C.2.19. WARNING: An illegal reflective access operation has occurred
C.2.20. ERROR 2013 (HY000) at line 583: Lost connection to MySQL server during query
C.2.21. pendingExceptionMessage": "Unable to update last commit seqno: Incorrect datetime value: '2016-03-13 02:02:26' for column 'update_timestamp' at row 1
C.2.22. Too many open processes or files
C.2.23. WARN [KeepAliveTimerTask] - Error while sending a KEEP_ALIVE query to connection.
C.2.24. Latency is high: master:ONLINE, progress=41331580333, THL latency=78849.733
C.2.25. Triggers not firing correctly on slave
C.2.26. cctrl hangs
C.2.27. Missing events, or events not extracted correctly
C.2.28. Replication latency very high
C.2.29. There were issues configuring the sandbox MySQL server
C.2.30. Services requires a reset
C.2.31. element 'mysql_readonly' not found in path
C.2.32. Starting replication after performing a restore because of an invalid restart sequence number
C.2.33. MySQL is incorrectly configured
C.2.34. Replicator reports an Out of Memory error
C.2.35. Backup/Restore is not bringing my host back to normal
C.3. Known Issues
C.3.1. Triggers
C.4. Troubleshooting Timeouts
C.5. Troubleshooting Backups
C.6. Running Out of Diskspace
C.7. Troubleshooting SSH and tpm
C.8. Troubleshooting Data Differences
C.8.1. Identify Structural Differences
C.8.2. Identify Data Differences
C.9. Comparing Table Data
C.10. Troubleshooting Memory Usage

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