Difference between revisions of "Write-ahead logging (WAL)"

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[[wikipedia:Write-ahead logging]]
 
[[wikipedia:Write-ahead logging]]
  
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* <code>[[/var/lib/postgresql/]]##/main[[/pg_wal/]]</code>
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* <code>[[wal_level]]</code>
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[[Prometheus logs]]:
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* <code>ts=2023-02-17T01:00:03.414Z caller=head.go:1011 level=info component=[[tsdb]] msg="[[WAL checkpoint complete]]" first=1633 last=1634 duration=628.31117ms</code>
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== Errors ==
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* <code>[[could not find WAL segment]]</code>
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* <code>2023-06-19 06:32:37.504 UTC [1440100] HINT:  Consider increasing the configuration parameter "[[max_wal_size]]".</code>
  
 
== Related terms ==
 
== Related terms ==
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* [[Point-in-time recovery (PITR)]]
 
* [[ACID]]
 
* [[ACID]]
 
* [[ARIES]]
 
* [[ARIES]]
* [[PostgreSQL]]
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* [[Amazon RDS Read Replicas]]
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* [[Data warehouse]]: [[Change Data Capture (CDC)]]
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* <code>[[timescaledb-tune --help|timescaledb-tune -wal-disk-size]]</code>
  
 
== See also ==
 
== See also ==
* {{PostgreSQL}}
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* {{WAL}}
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* {{pg_dump}}
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* {{PostgreSQL replication}}
  
 
[[Category:Databases]]
 
[[Category:Databases]]

Latest revision as of 14:59, 3 July 2023

wikipedia:Write-ahead logging

Prometheus logs:

  • ts=2023-02-17T01:00:03.414Z caller=head.go:1011 level=info component=tsdb msg="WAL checkpoint complete" first=1633 last=1634 duration=628.31117ms

Errors[edit]

Related terms[edit]

See also[edit]

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