innodb_use_atomic_writes

In 10.6 ES, 10.6 CS:

Enable atomic writes, instead of using the doublewrite buffer, for files on devices that supports atomic writes.

In 10.5 ES, 10.5 CS, 10.4 ES, 10.4 CS, 10.3 ES, 10.3 CS, 10.2 ES, 10.2 CS:

Enable atomic writes, instead of using the doublewrite buffer, for files on devices that supports atomic writes. This option only works on Linux with either FusionIO cards using the directFS filesystem or with Shannon cards using any file system.

See also: System Variables for MariaDB Enterprise Server 10.6, in 10.6 CS, in 10.5 ES, in 10.5 CS, in 10.4 ES, in 10.4 CS, in 10.3 ES, in 10.3 CS, in 10.2 ES, and in 10.2 CS

DETAILS

PARAMETERS

Command-line

--innodb_use_atomic_writes

Configuration file

Supported

Dynamic

No

Scope

Global

Data Type

BOOLEAN (OFF, ON)

Default Value

ON

SKYSQL

Cloud

SkySQL Topology

ES Ver

Default

AWS

HA (Primary/Replica)

10.4

ON

AWS

HA (Primary/Replica)

10.5

ON

AWS

Transactional Standalone

10.4

ON

AWS

Transactional Standalone

10.5

ON

AWS

Distributed Transactions

10.5

Not present

GCP

ColumnStore

10.5

ON

GCP

ColumnStore Multi

10.5

ON

GCP

Galera

10.4

ON

GCP

Galera

10.5

ON

GCP

HA (Primary/Replica)

10.4

ON

GCP

HA (Primary/Replica)

10.5

ON

GCP

HTAP

10.5

ON

GCP

Transactional Standalone

10.4

ON

GCP

Transactional Standalone

10.5

ON

GCP

Distributed Transactions

10.5

Not present

See MariaDB SkySQL documentation to learn more about the MariaDB SkySQL database as a service.

CHANGE HISTORY

Release Series

History

10.6 Enterprise

  • Present starting in MariaDB Enterprise Server 10.6.4-1.

10.6 Community

  • Present starting in MariaDB Community Server 10.6.0.

10.5 Enterprise

  • Present starting in MariaDB Enterprise Server 10.5.3-1.

10.5 Community

  • Present starting in MariaDB Community Server 10.5.0.

10.4 Enterprise

  • Present starting in MariaDB Enterprise Server 10.4.6-1.

10.4 Community

  • Present starting in MariaDB Community Server 10.4.0.

10.3 Enterprise

  • Present starting in MariaDB Enterprise Server 10.3.16-1.

10.3 Community

  • Present starting in MariaDB Community Server 10.3.0.

10.2 Enterprise

  • Present starting in MariaDB Enterprise Server 10.2.25-1.

10.2 Community

  • Present starting in MariaDB Community Server 10.2.0.

  • Default value changed in MariaDB Community Server 10.2.4 from OFF to ON

EXTERNAL REFERENCES