修改参数文件postgresql.conf # cd $PGDATA # vi postgresql.conf shared_preload_libraries = 'pg_stat_monitor, pg_stat_statements’ 重启PostgreSQL数据库服务 [root@localhost system]# systemctl restart postgresql.service 创建扩展 postgres=# CREATE EXTENSION pg_stat_monitor; 三 查询效果 postgres=# select...
获得额外的洞察能力和了解工作负载至关重要,而pg_stat_monitor可以帮助做到这两点。 pg_stat_monitor支持端到端可追溯性、跨可配置时间窗口的聚合统计信息和查询执行时间,PMM将这一点可视化并让用户更深入地了解 PostgreSQL 行为。
pg_blocking pg_monitor (转) postgresql表死锁问题的排查方式 阻塞分析 慢SQL -1. pg_blocking # 找出精确时间段阻塞的SQL## 在navicat执行,复制结果,第一个就是最开始出现阻塞的SQL select * from pg_blocking where d_time >'2022-01-26 07:50:02+08' and d_time < '2022-01-26 07:53:02+08' ...
3. 杀掉死锁进程 selectpg_terminate_backend(pid)frompg_stat_activitywherestate ='active'and pid!=pg_backend_pid()--and pid =14172and pidin(selecta.pidfrompg_locks a join pg_class b on a.relation=b.oidwherelower(b.relname) ='news_content') 参考:postgresql表死锁问题的排查方式 - PostgreSQ...
pg_stat_monitor is a Query Performance Monitoring tool for PostgreSQL. pg_stat_monitor collects performance statistics and provides query performance insights in a single view and graphically in histogram. These insights allow database users to understa
Transaction wraparound: don't let your PostgreSQL database stop working Bloat: how much extra space are your tables and indexes using System metrics: CPU, Memory, I/O, uptime pgMonitor is also highly configurable, and advanced users can design their own metrics, visualizations, and add in oth...
PostgreSQL 数据库的监控是非常需要的。使用 zabbix5.0 自带的数据库模版及脚本即可实现对 PostgreSQL 的...
AND query NOT LIKE '%autovacuum%' GROUP BY datname, usename, query ORDER BY COUNT (*) DESC; 2.---查询top 耗时 SELECT *, mean / 1000 AS "单次平均时间(秒)" FROM pg_top_day WHERE ts >= '2021-08-07 14:00:00' AND ts <= '2021-08-07 14:30:00' ORDER...
* PG-543: pg_stat_monitor: PostgreSQL's pg_stat_statements compatible view. Updating the upgrade sql file from 1.0 to 2.0 version linked with this issue changes. * PG-543: pg_stat_monitor: PostgreSQL's pg_stat_statements compatible view. Updating datum calls to use UInt64 rather than ...
This parameter defines the limit of shared memory (in MB) forpg_stat_monitor. This memory is used by buckets in a circular manner. The memory is divided between the buckets equally, at the start of the PostgreSQL. pg_stat_monitor.pgsm_query_max_len¶ ...