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Author SHA1 Message Date
Jan Lindström
1cc7befc14 MDEV-7109: Add support for INFORMATION_SCHEMA.INNODB_SEMAPHORE_WAITS 
MDEV-7399: Add support for INFORMATION_SCHEMA.INNODB_MUTEXES
    MDEV-7618: Improve semaphore instrumentation

    Introduced two new information schema tables to monitor mutex waits
    and semaphore waits. Added a new configuration variable
    innodb_intrument_semaphores to add thread_id, file name and
    line of current holder of mutex/rw_lock.
 2015-02-21 21:45:16 +02:00