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InnoDB timer-based Concurrency Throttling

If the variable innodb_thread_concurrency_timer_based has been set to TRUE, lock-free timer-based InnoDB method of handling thread concurrency will be used instead of original mutex-based method.

System Variables

variable innodb_thread_concurrency_timer_based
Command Line:Yes
Config File:Yes
Scope:Global
Dynamic:No
Variable Type:BOOL
Default Value:FALSE
Range:TRUE/FALSE

Note

This feature depends on atomic op builtins being available.

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Percona Server Series

This documentation is developed in Launchpad as part of the Percona Server 5.5.
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