标签：Database controldata Maximum checkpoint location Latest 方法 pg
[omm@txy ~]$ pg_controldata /openGauss/data/dn
pg_control version number: 923
Catalog version number: 201611171
Database system identifier: 5932367657193972969
Database cluster state: in production
pg_control last modified: Wed 15 Jan 2025 05:22:26 PM CST
Latest checkpoint location: 0/4D40A1C0
Prior checkpoint location: 0/4D40A0A0
Latest checkpoint's REDO location: 0/4D40A140
Latest checkpoint's TimeLineID: 1
Latest checkpoint's full_page_writes: off
Latest checkpoint's NextXID: 51559
Latest checkpoint's NextOID: 28543
Latest checkpoint's NextMultiXactId: 2
Latest checkpoint's NextMultiOffset: 0
Latest checkpoint's oldestXID: 12666
Latest checkpoint's oldestXID's DB: 15649
Latest checkpoint's oldestActiveXID: 51559
Latest checkpoint's remove lsn: 0/3D
Time of latest checkpoint: Wed 15 Jan 2025 05:22:26 PM CST
Minimum recovery ending location: 0/0
Backup start location: 0/0
Backup end location: 0/0
End-of-backup record required: no
Current wal_level setting: hot_standby
Current max_connections setting: 5050
Current max_prepared_xacts setting: 800
Current max_locks_per_xact setting: 256
Maximum data alignment: 8
Database block size: 8192
Blocks per segment of large relation: 131072
WAL block size: 8192
Bytes per WAL segment: 16777216
Maximum length of identifiers: 64
Maximum columns in an index: 32
Maximum size of a TOAST chunk: 1996
Date/time type storage: 64-bit integers
Float4 argument passing: by value
Float8 argument passing: by value
Database system TimeLine: 6
[omm@txy ~]$
标签：Database,
controldata,
Maximum,
checkpoint,
location,
Latest,
方法,
pg
From： https://www.cnblogs.com/su1999/p/18673498