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Exit all threads created by innoDB at shutdown


innobase/os/os0file.c:
  Exit all threads created by innoDB at shutdown
innobase/os/os0sync.c:
  Exit all threads created by innoDB at shutdown
innobase/os/os0thread.c:
  Exit all threads created by innoDB at shutdown
innobase/include/os0file.h:
  Exit all threads created by innoDB at shutdown
innobase/include/os0sync.h:
  Exit all threads created by innoDB at shutdown
innobase/include/os0thread.h:
  Exit all threads created by innoDB at shutdown
innobase/log/log0log.c:
  Exit all threads created by innoDB at shutdown
innobase/srv/srv0srv.c:
  Exit all threads created by innoDB at shutdown
innobase/srv/srv0start.c:
  Exit all threads created by innoDB at shutdown
This commit is contained in:
unknown
2003-05-30 22:44:37 +03:00
parent fadfa46796
commit d9711e32b9
9 changed files with 205 additions and 22 deletions
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58
innobase/srv/srv0start.c
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@ -1470,6 +1470,8 @@ innobase_shutdown_for_mysql(void)
/*=============================*/
/* out: DB_SUCCESS or error code */
{
ulint i;
if (!srv_was_started) {
if (srv_is_being_started) {
ut_print_timestamp(stderr);
@ -1494,6 +1496,58 @@ innobase_shutdown_for_mysql(void)
srv_conc_n_threads);
}
/* Now we will exit all threads InnoDB created */
srv_shutdown_state = SRV_SHUTDOWN_EXIT_THREADS;
/* All threads end up waiting for certain events. Put those events
to the signaled state. Then the threads will exit themselves in
os_thread_event_wait(). */
for (i = 0; i < 1000; i++) {
/* NOTE: IF YOU CREATE THREADS IN INNODB, YOU MUST EXIT THEM
HERE OR EARLIER */
/* 1. Let the lock timeout thread exit */
os_event_set(srv_lock_timeout_thread_event);
/* 2. srv error monitor thread exits automatically, no need
to do anything here */
/* 3. We wake the master thread so that it exits */
srv_wake_master_thread();
/* 4. Exit the i/o threads */
os_aio_wake_all_threads_at_shutdown();
os_mutex_enter(os_thread_count_mutex);
if (os_thread_count == 0) {
/* All the threads have exited or are just exiting;
NOTE that the threads may not have completed their
exit yet. Should we use pthread_join() to make sure
they have exited? Now we just sleep 0.1 seconds and
hope that is enough! */
os_mutex_exit(os_thread_count_mutex);
os_thread_sleep(100000);
break;
}
os_mutex_exit(os_thread_count_mutex);
os_thread_sleep(100000);
}
if (i == 1000) {
fprintf(stderr,
"InnoDB: Warning: %lu threads created by InnoDB had not exited at shutdown!\n",
os_thread_count);
}
#if defined(__NETWARE__) || defined(SAFE_MUTEX_DETECT_DESTROY)
/*
TODO: Fix this temporary solution
@ -1518,6 +1572,10 @@ innobase_shutdown_for_mysql(void)
/* NetWare requires this free */
ut_free_all_mem();
#endif
if (srv_print_verbose_log) {
ut_print_timestamp(stderr);
fprintf(stderr, " InnoDB: Shutdown completed\n");
}
return((int) DB_SUCCESS);
}