Commit da24a208 authored by Jimmy Yang's avatar Jimmy Yang

Fix bug #53496 Use Lock_time in slow query log output for InnoDB row

lock wait time. Including the InnoDB lock time in the exiting "Lock_time"
output.
parent 15fd2b4f
......@@ -528,6 +528,7 @@ long long thd_test_options(const MYSQL_THD thd, long long test_options);
int thd_sql_command(const MYSQL_THD thd);
const char *thd_proc_info(MYSQL_THD thd, const char *info);
void **thd_ha_data(const MYSQL_THD thd, const struct handlerton *hton);
void thd_storage_lock_wait(MYSQL_THD thd, long long value);
int thd_tx_isolation(const MYSQL_THD thd);
char *thd_security_context(MYSQL_THD thd, char *buffer, unsigned int length,
unsigned int max_query_len);
......
......@@ -154,6 +154,7 @@ long long thd_test_options(const void* thd, long long test_options);
int thd_sql_command(const void* thd);
const char *thd_proc_info(void* thd, const char *info);
void **thd_ha_data(const void* thd, const struct handlerton *hton);
void thd_storage_lock_wait(void* thd, long long value);
int thd_tx_isolation(const void* thd);
char *thd_security_context(void* thd, char *buffer, unsigned int length,
unsigned int max_query_len);
......
......@@ -307,6 +307,11 @@ void **thd_ha_data(const THD *thd, const struct handlerton *hton)
return (void **) &thd->ha_data[hton->slot].ha_ptr;
}
extern "C"
void thd_storage_lock_wait(THD *thd, long long value)
{
thd->utime_after_lock+= value;
}
/**
Provide a handler data getter to simplify coding
......
......@@ -1505,7 +1505,7 @@ public:
// track down slow pthread_create
ulonglong prior_thr_create_utime, thr_create_utime;
ulonglong start_utime, utime_after_lock;
thr_lock_type update_lock_default;
Delayed_insert *di;
......
......@@ -807,6 +807,20 @@ thd_lock_wait_timeout(
return(THDVAR((THD*) thd, lock_wait_timeout));
}
/******************************************************************//**
Set the time waited for the lock for the current query. */
extern "C" UNIV_INTERN
void
thd_set_lock_wait_time(
/*===================*/
void* thd, /*!< in: thread handle (THD*) */
ulint value) /*!< in: time waited for the lock */
{
if (thd) {
thd_storage_lock_wait((THD*)thd, value);
}
}
/********************************************************************//**
Obtain the InnoDB transaction of a MySQL thread.
@return reference to transaction pointer */
......
......@@ -267,5 +267,13 @@ thd_lock_wait_timeout(
/*==================*/
void* thd); /*!< in: thread handle (THD*), or NULL to query
the global innodb_lock_wait_timeout */
/******************************************************************//**
Add up the time waited for the lock for the current query. */
UNIV_INTERN
void
thd_set_lock_wait_time(
/*===================*/
void* thd, /*!< in: thread handle (THD*) */
ulint value); /*!< in: time waited for the lock */
#endif
......@@ -1643,6 +1643,9 @@ srv_suspend_mysql_thread(
start_time != -1 && finish_time != -1) {
srv_n_lock_max_wait_time = diff_time;
}
/* Record the lock wait time for this thread */
thd_set_lock_wait_time(trx->mysql_thd, diff_time);
}
if (trx->was_chosen_as_deadlock_victim) {
......
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