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52 lines
1.2 KiB
SQL
52 lines
1.2 KiB
SQL
--
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-- Author: Hari Sekhon
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-- Date: 2020-08-05 18:34:44 +0100 (Wed, 05 Aug 2020)
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--
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-- vim:ts=2:sts=2:sw=2:et:filetype=sql
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--
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-- https://github.com/harisekhon/bash-tools
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--
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-- License: see accompanying Hari Sekhon LICENSE file
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--
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-- If you're using my code you're welcome to connect with me on LinkedIn and optionally send me feedback to help steer this or other code I publish
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--
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-- https://www.linkedin.com/in/harisekhon
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--
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-- List PostgreSQL stale connections that have been idle > 10 mins
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--
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-- Can be used to kill connections using the pids returned, eg.
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--
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-- SELECT pg_terminate_backend(pid)
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--
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-- Tested on PostgreSQL 12.3
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SELECT
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rank() over (partition by client_addr order by backend_start ASC) as rank,
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pid,
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backend_start,
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query_start,
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state_change,
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datname,
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user,
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client_addr
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FROM
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pg_stat_activity
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WHERE
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-- don't kill yourself
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pid <> pg_backend_pid()
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-- AND
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-- don't kill your admin tools
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--application_name !~ '(?:psql)|(?:pgAdmin.+)'
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-- AND
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--usename not in ('postgres')
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AND
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query in ('')
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AND
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(
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(current_timestamp - query_start) > interval '10 minutes'
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OR
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(query_start IS NULL AND (current_timestamp - backend_start) > interval '10 minutes')
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)
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;
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