innodb_thread_concurrency

Overview

In 10.6 ES, 10.6 CS:

Not present

In 10.6 ES:

Not present

In 10.5 ES, 10.5 CS:

Deprecated parameter with no effect.

In 10.5 ES:

Deprecated parameter with no effect.

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

Helps in performance tuning in heavily concurrent environments. Sets the maximum number of threads allowed inside InnoDB. Value 0 will disable the thread throttling.

In 10.4 ES:

Helps in performance tuning in heavily concurrent environments. Sets the maximum number of threads allowed inside InnoDB. Value 0 will disable the thread throttling.

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

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

USAGE

DETAILS

SYNONYMS

SCHEMA

PARAMETERS

Command-line

--innodb_thread_concurrency=#

Configuration file

Supported

Dynamic

Yes

Scope

Global

Data Type

INT UNSIGNED

Minimum Value

0

Maximum Value

1000

Product Default Value

0

SKYSQL

Cloud

SkySQL Topology

ES Ver

Service Default

AWS

Multi-Node Analytics

10.6

Not present

Single Node Analytics

10.6

Not present

Replicated Transactions

10.4

0

10.5

0

10.6

Not present

Single Node Transactions

10.4

0

10.5

0

10.6

Not present

GCP

Multi-Node Analytics

10.6

Not present

Single Node Analytics

10.6

Not present

Replicated Transactions

10.4

0

10.5

0

10.6

Not present

Single Node Transactions

10.4

0

10.5

0

10.6

Not present

Cloud

SkySQL Topology

ES Ver

Service Default

AWS

ColumnStore Data Warehouse

10.6

Not present

Enterprise Server With Replica(s)

10.4

0

10.5

0

10.6

Not present

Enterprise Server Single Node

10.4

0

10.5

0

10.6

Not present

GCP

ColumnStore Data Warehouse

10.6

Not present

Enterprise Server With Replica(s)

10.4

0

10.5

0

10.6

Not present

Enterprise Server Single Node

10.4

0

10.5

0

10.6

Not present

PRIVILEGES

EXAMPLES

ERROR HANDLING

FEATURE INTERACTION

RESPONSES

DIAGNOSIS

ISO 9075:2016

CHANGE HISTORY

Release Series

History

10.6 Enterprise

  • Removed in MariaDB Enterprise Server 10.6.4-1.

10.6 Community

  • Removed 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.

Release Series

History

10.6 Enterprise

  • Removed in MariaDB Enterprise Server 10.6.4-1.

10.5 Enterprise

  • Present starting in MariaDB Enterprise Server 10.5.3-1.

10.4 Enterprise

  • Present starting in MariaDB Enterprise Server 10.4.6-1.

EXTERNAL REFERENCES