GoldenGate blocking sessions can be a frustrating issue for database administrators.
Determine the reason for the blocking using the methods mentioned above.
If necessary, kill the blocking session using the ALTER SYSTEM KILL SESSION command. However, use this with caution as it can cause data inconsistencies.
Tune database parameters, create indexes, or modify SQL statements to improve performance.
Ensure correct mappings, trail file locations, and parameter settings.
If necessary, allocate more CPU, memory, or disk space to the GoldenGate process.
Use GoldenGate's deadlock detection features to prevent blocking issues.
Continuously monitor GoldenGate performance and make necessary adjustments.