tuple
Short Description
Waiting to acquire a lock on a tuple.
Detailed Description​
This wait is seen when the backend is waiting to acquire a lock on a tuple in a conflicting mode when the tuple is already locked by another session.
How to reduce this wait​
Make sure there are no long running transactions blocking your session.
Look for high loads and application concurrency issues.
Additional Links​
PostgreSQL Docs - Wait Events of Type Lock
PostgreSQL Wiki - Lock Monitoring
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