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  • How to detect query which holds the lock in Postgres?
    From this excellent article on query locks in Postgres, one can get blocked query and blocker query and their information from the following query CREATE VIEW lock_monitor AS( SELECT COALESCE(blockingl relation::regclass::text,blockingl locktype) as locked_item, now() - blockeda query_start AS waiting_duration, blockeda pid AS blocked_pid,
  • Identifying the Query Holding the Lock in Postgres - Squash
    When a query holds a lock, it prevents other queries from accessing or modifying the locked resource until the lock is released Detecting which query is holding a lock is crucial for troubleshooting and resolving performance issues, as well as identifying potential deadlock situations
  • How to Find Kill Long-Running Blocked Queries in Postgres
    Typically discovered through slow response or extended increases in database CPU, the pg_stat_activity view can help to find out what query is causing issues The pg_stat_activity view contains details of all currently running queries, including user, connection, and timing details
  • Find and Kill Locks on Postgres Tables - Jake Trent
    Let's say that you do something silly like run a query that hangs and never returns -- or open a transaction but never commit it Stuff like this could cause a database table lock in Postgres You need to be able to find those locks, the processes that caused them, and shut them down
  • Finding the root cause of locking problems in Postgres
    In today’s E99 of “5mins of Postgres” we're showing how to go about finding the source of a locking problem in Postgres Specifically, we are looking at how to debug heavyweight locks, how to end a process that’s holding a lock in Postgres, and general helpful settings for handling Postgres locking
  • How to Identify and Resolve Blocked Queries in PostgreSQL
    In PostgreSQL, query blocking occurs when one query is waiting for a resource held by another query, resulting in performance bottlenecks This article explores techniques for identifying active or blocked queries in PostgreSQL and pinpointing the source of the block
  • PostgreSQL Deadlock Resolution: Identify Fix Locking Queries
    This query focuses on identifying tables involved in deadlocks by joining pg_locks with pg_class It specifically targets tables locked with ExclusiveLock, a common cause of deadlocks
  • Troubleshooting Long-Running or Blocked Queries in PostgreSQL - DB Docs
    Learn how to identify and troubleshoot long-running or blocked queries in PostgreSQL using SQL queries Understand the causes, examples, and solutions to effectively resolve blocking issues in your PostgreSQL database




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