首页 > 数据库 > PostgreSQL > WAL日志磁盘空间占用大小分析
postgres=# select name,setting,unit from pg_settings where name like '%wal_size%'; name | setting | unit--------------+---------+------ max_wal_size | 1024 | MB min_wal_size | 80 | MB(2 rows)
$ ll total 81936 drwx------ 3 pg126 pg126 4096 Apr 28 10:09 ./ drwx------ 20 pg126 pg126 4096 Apr 29 15:18 ../ -rw------- 1 pg126 pg126 337 Apr 14 14:02 000000010000000000000009.00000028.backup -rw------- 1 pg126 pg126 16777216 Apr 28 16:09 00000001000000000000000A -rw------- 1 pg126 pg126 16777216 Apr 14 13:52 00000001000000000000000B -rw------- 1 pg126 pg126 16777216 Apr 14 13:52 00000001000000000000000C -rw------- 1 pg126 pg126 16777216 Apr 14 14:02 00000001000000000000000D -rw------- 1 pg126 pg126 16777216 Apr 14 14:02 00000001000000000000000E drwx------ 2 pg126 pg126 4096 Apr 28 10:09 archive_status/
$ du -sm pg_wal 1329 pg_wal
$ du -sm pg_wal/ 801 pg_wal/
$ du -sm pg_wal/ 801 pg_wal/
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