如何确保autovacuum守护程序在我的PostgreSQL Docker容器中运行?
我正在针对碎片问题对Docker容器中运行的数据库进行基准测试,发现autovacuum守护进程没有运行如何确保autovacuum守护程序在我的PostgreSQL Docker容器中运行?,postgresql,docker,vacuum,autovacuum,Postgresql,Docker,Vacuum,Autovacuum,我正在针对碎片问题对Docker容器中运行的数据库进行基准测试,发现autovacuum守护进程没有运行 SELECT schemaname, relname, last_vacuum, last_autovacuum, vacuum_count, autovacuum_count -- not available on 9.0 and earlier FROM pg_stat_user_tables; 给出: | schemaname | relname |
SELECT
schemaname, relname,
last_vacuum, last_autovacuum,
vacuum_count, autovacuum_count -- not available on 9.0 and earlier
FROM pg_stat_user_tables;
给出:
| schemaname | relname |last_vacuum| last_autovacuum |vacuum_count| autovacuum_count |
|------------|-------------|-----------|-----------------|------------| -----------------|
| public | mt_doc_order| <null> | <null> | 0 | 0 |
| schemaname | relname | last | u vacuum | last | u autovacuum | vacuum | count | autovacuum ||
|------------|-------------|-----------|-----------------|------------| -----------------|
|公共| mt|u doc|u order | | | 0 | 0|
因此,我遇到了碎片效应:
在启动PostgreSQL Docker容器时,如何确保此autovacuum守护程序正在运行?运行SQL语句
ALTER SYSTEM SET autovacuum = on;
作为超级用户,然后重新启动PostgreSQL server进程