database/mariadb
1
0
Fork 0
mirror of https://github.com/MariaDB/server.git synced 2025-07-30 16:24:05 +03:00
Code Activity

os0thread.h, os0sync.ic, os0sync.h, os0thread.c, os0sync.c, os0file.c:

Browse Source 
Release all event semaphores at shutdown also in Windows
srv0start.c, srv0srv.c:
  make test sometimes failed because lock timeout thread exited without decrementing the InnoDB thread counter
This commit is contained in:
heikki@hundin.mysql.fi
2003-06-02 13:11:20 +03:00
parent f6a365a532
commit e8e98d05f9
8 changed files with 240 additions and 175 deletions
Download Patch File Download Diff File Expand all files Collapse all files

44
innobase/srv/srv0srv.c
View File

@ -856,6 +856,7 @@ srv_release_max_if_no_queries(void)
mutex_exit(&kernel_mutex);
}
#ifdef notdefined
/***********************************************************************
Releases one utility thread if no queries are active and
the high-water mark 2 for the utility is exceeded. */
@ -890,7 +891,6 @@ srv_release_one_if_no_queries(void)
mutex_exit(&kernel_mutex);
}
#ifdef notdefined
/***********************************************************************
Decrements the utility meter by the value given and suspends the calling
thread, which must be an utility thread of the type given, if necessary. */
@ -1000,6 +1000,8 @@ srv_communication_init(
ut_a(ret == 0);
}
#ifdef notdefined
/*************************************************************************
Implements the recovery utility. */
@ -1060,6 +1062,7 @@ srv_purge_thread(
return(0);
}
#endif /* notdefined */
/*************************************************************************
Creates the utility threads. */
@ -1090,6 +1093,7 @@ srv_create_utility_threads(void)
ut_a(thread); */
}
#ifdef notdefined
/*************************************************************************
Implements the communication threads. */
static
@ -1139,6 +1143,7 @@ srv_com_thread(
return(0);
}
#endif
/*************************************************************************
Creates the communication threads. */
@ -1159,6 +1164,7 @@ srv_create_com_threads(void)
}
}
#ifdef notdefined
/*************************************************************************
Implements the worker threads. */
static
@ -1203,6 +1209,7 @@ srv_worker_thread(
return(0);
}
#endif
/*************************************************************************
Creates the worker threads. */
@ -2456,6 +2463,10 @@ srv_lock_timeout_and_monitor_thread(
char* buf;
ulint i;
#ifdef UNIV_DEBUG_THREAD_CREATION
printf("Lock timeout thread starts\n");
printf("Thread id %lu\n", os_thread_pf(os_thread_get_curr_id()));
#endif
UT_NOT_USED(arg);
srv_last_monitor_time = time(NULL);
last_table_monitor_time = time(NULL);
@ -2596,6 +2607,10 @@ loop:
exit_func:
srv_lock_timeout_and_monitor_active = FALSE;
/* We count the number of threads in os_thread_exit(). A created
thread should always use that to exit and not use return() to exit. */
os_thread_exit(NULL);
#ifndef __WIN__
return(NULL);
#else
@ -2621,6 +2636,10 @@ srv_error_monitor_thread(
ulint cnt = 0;
UT_NOT_USED(arg);
#ifdef UNIV_DEBUG_THREAD_CREATION
printf("Error monitor thread starts\n");
printf("Thread id %lu\n", os_thread_pf(os_thread_get_curr_id()));
#endif
loop:
srv_error_monitor_active = TRUE;
@ -2657,6 +2676,9 @@ loop:
srv_error_monitor_active = FALSE;
/* We count the number of threads in os_thread_exit(). A created
thread should always use that to exit and not use return() to exit. */
os_thread_exit(NULL);
#ifndef __WIN__
@ -2737,6 +2759,10 @@ srv_master_thread(
UT_NOT_USED(arg);
#ifdef UNIV_DEBUG_THREAD_CREATION
printf("Master thread starts\n");
printf("Thread id %lu\n", os_thread_pf(os_thread_get_curr_id()));
#endif
srv_main_thread_process_no = os_proc_get_number();
srv_main_thread_id = os_thread_pf(os_thread_get_curr_id());
@ -2972,6 +2998,15 @@ background_loop:
n_tables_to_drop = row_drop_tables_for_mysql_in_background();
if (n_tables_to_drop > 0) {
/* Do not monopolize the CPU even if there are tables waiting
in the background drop queue. (It is essentially a bug if
MySQL tries to drop a table while there are still open handles
to it and we had to put it to the background drop queue.) */
os_thread_sleep(100000);
}
srv_main_thread_op_info = (char*)"purging";
if (srv_fast_shutdown && srv_shutdown_state > 0) {
@ -3110,6 +3145,13 @@ suspend_thread:
goto loop;
/* We count the number of threads in os_thread_exit(). A created
thread should always use that to exit and not use return() to exit.
The thread actually never comes here because it is exited in an
os_event_wait(). */
os_thread_exit(NULL);
#ifndef __WIN__
return(NULL);
#else