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1 - [[guc:autovacuum_freeze_max_age]]

Transaction age that forces anti-wraparound vacuum.

Transaction age that forces anti-wraparound vacuum.

Official PostgreSQL 18 parameter reference

Referenced by wait events

2 - [[guc:autovacuum_multixact_freeze_max_age]]

Multixact age that forces anti-wraparound vacuum.

Multixact age that forces anti-wraparound vacuum.

Official PostgreSQL 18 parameter reference

Referenced by wait events

3 - [[guc:autovacuum_naptime]]

Minimum delay between autovacuum launcher rounds per database.

Minimum delay between autovacuum launcher rounds per database.

Official PostgreSQL 18 parameter reference

Referenced by wait events

5 - [[guc:deadlock_timeout]]

Delay before PostgreSQL checks a lock wait for deadlock.

Delay before PostgreSQL checks a lock wait for deadlock.

Official PostgreSQL 18 parameter reference

Referenced by wait events

6 - [[guc:full_page_writes]]

Controls full-page images after checkpoints for crash safety.

Controls full-page images after checkpoints for crash safety.

Official PostgreSQL 18 parameter reference

Referenced by wait events

7 - [[guc:idle_in_transaction_session_timeout]]

Terminates sessions left idle inside an open transaction.

Terminates sessions left idle inside an open transaction.

Official PostgreSQL 18 parameter reference

Referenced by wait events

8 - [[guc:lock_timeout]]

Aborts statements that wait too long to acquire a lock.

Aborts statements that wait too long to acquire a lock.

Official PostgreSQL 18 parameter reference

Referenced by wait events

10 - [[guc:max_locks_per_transaction]]

Shared lock-table capacity budget per transaction.

Shared lock-table capacity budget per transaction.

Official PostgreSQL 18 parameter reference

Referenced by wait events

11 - [[guc:max_parallel_workers_per_gather]]

Maximum parallel workers per Gather/Gather Merge node.

Maximum parallel workers per Gather/Gather Merge node.

Official PostgreSQL 18 parameter reference

Referenced by wait events

13 - [[guc:shared_buffers]]

Size of PostgreSQL’s shared buffer cache.

Size of PostgreSQL’s shared buffer cache.

Official PostgreSQL 18 parameter reference

Referenced by wait events

15 - [[guc:synchronous_standby_names]]

Selects standbys that can satisfy synchronous commit.

Selects standbys that can satisfy synchronous commit.

Official PostgreSQL 18 parameter reference

Referenced by wait events

16 - [[guc:vacuum_freeze_table_age]]

Table age at which VACUUM scans for freezing.

Table age at which VACUUM scans for freezing.

Official PostgreSQL 18 parameter reference

Referenced by wait events

17 - [[guc:vacuum_multixact_freeze_table_age]]

Table multixact age at which VACUUM scans for freezing.

Table multixact age at which VACUUM scans for freezing.

Official PostgreSQL 18 parameter reference

Referenced by wait events

19 - [[guc:wal_sender_timeout]]

Disconnects inactive replication connections after a timeout.

Disconnects inactive replication connections after a timeout.

Official PostgreSQL 18 parameter reference

Referenced by wait events

20 - [[guc:wal_writer_delay]]

Delay between WAL writer activity rounds.

Delay between WAL writer activity rounds.

Official PostgreSQL 18 parameter reference

Referenced by wait events

21 - [[guc:wal_writer_flush_after]]

Amount of WAL written before the WAL writer requests a flush.

Amount of WAL written before the WAL writer requests a flush.

Official PostgreSQL 18 parameter reference

Referenced by wait events