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MDEV-19312 Make throttling interval depend on thread_pool_stall_limit

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A thread_pool_stall_limit which is smaller than default would result
in quicker creation of threads.
This commit is contained in:
Vladislav Vaintroub
2019-05-31 08:28:22 +00:00
parent 28fad39de7
commit daeaa600ef
6 changed files with 16 additions and 14 deletions
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3
sql/threadpool.h
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@ -24,7 +24,7 @@ extern uint threadpool_min_threads; /* Minimum threads in pool */
extern uint threadpool_idle_timeout; /* Shutdown idle worker threads after this timeout */
extern uint threadpool_size; /* Number of parallel executing threads */
extern uint threadpool_max_size;
extern uint threadpool_stall_limit; /* time interval in 10 ms units for stall checks*/
extern uint threadpool_stall_limit; /* time interval in milliseconds for stall checks*/
extern uint threadpool_max_threads; /* Maximum threads in pool */
extern uint threadpool_oversubscribe; /* Maximum active threads in group */
extern uint threadpool_prio_kickup_timer; /* Time before low prio item gets prio boost */
@ -36,6 +36,7 @@ extern uint threadpool_mode; /* Thread pool implementation , windows or generic
#define TP_MODE_GENERIC 1
#endif
#define DEFAULT_THREADPOOL_STALL_LIMIT 500U
struct TP_connection;
extern void tp_callback(TP_connection *c);