mirror of
https://github.com/MariaDB/server.git
synced 2025-07-30 16:24:05 +03:00
WL#2360 Performance schema
Part III: mysys instrumentation
This commit is contained in:
Marc Alff
194
mysys/my_init.c
194
mysys/my_init.c
@ -1,4 +1,4 @@
|
||||
/* Copyright (C) 2000-2003 MySQL AB
|
||||
/* Copyright (C) 2000-2003 MySQL AB, 2008-2009 Sun Microsystems, Inc
|
||||
|
||||
This program is free software; you can redistribute it and/or modify
|
||||
it under the terms of the GNU General Public License as published by
|
||||
@ -43,6 +43,8 @@ static void netware_init();
|
||||
#endif
|
||||
|
||||
my_bool my_init_done= 0;
|
||||
/** True if @c my_basic_init() has been called. */
|
||||
my_bool my_basic_init_done= 0;
|
||||
uint mysys_usage_id= 0; /* Incremented for each my_init() */
|
||||
ulong my_thread_stack_size= 65536;
|
||||
|
||||
@ -57,6 +59,57 @@ static ulong atoi_octal(const char *str)
|
||||
return (ulong) tmp;
|
||||
}
|
||||
|
||||
MYSQL_FILE *mysql_stdin= NULL;
|
||||
static MYSQL_FILE instrumented_stdin;
|
||||
|
||||
/**
|
||||
Perform a limited initialisation of mysys.
|
||||
This initialisation is sufficient to:
|
||||
- allocate memory,
|
||||
- read configuration files,
|
||||
- parse command lines arguments.
|
||||
To complete the mysys initialisation,
|
||||
call my_init().
|
||||
@return 0 on success
|
||||
*/
|
||||
my_bool my_basic_init(void)
|
||||
{
|
||||
if (my_basic_init_done)
|
||||
return 0;
|
||||
my_basic_init_done= 1;
|
||||
|
||||
mysys_usage_id++;
|
||||
my_umask= 0660; /* Default umask for new files */
|
||||
my_umask_dir= 0700; /* Default umask for new directories */
|
||||
|
||||
init_glob_errs();
|
||||
|
||||
instrumented_stdin.m_file= stdin;
|
||||
instrumented_stdin.m_psi= NULL; /* not yet instrumented */
|
||||
mysql_stdin= & instrumented_stdin;
|
||||
|
||||
#if defined(THREAD)
|
||||
if (my_thread_global_init())
|
||||
return 1;
|
||||
# if defined(SAFE_MUTEX)
|
||||
safe_mutex_global_init(); /* Must be called early */
|
||||
# endif
|
||||
#endif
|
||||
#if defined(THREAD) && defined(MY_PTHREAD_FASTMUTEX) && !defined(SAFE_MUTEX)
|
||||
fastmutex_global_init(); /* Must be called early */
|
||||
#endif
|
||||
netware_init();
|
||||
#ifdef THREAD
|
||||
#if defined(HAVE_PTHREAD_INIT)
|
||||
pthread_init(); /* Must be called before DBUG_ENTER */
|
||||
#endif
|
||||
if (my_thread_basic_global_init())
|
||||
return 1;
|
||||
#endif
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
/*
|
||||
Init my_sys functions and my_sys variabels
|
||||
@ -74,26 +127,14 @@ my_bool my_init(void)
|
||||
char * str;
|
||||
if (my_init_done)
|
||||
return 0;
|
||||
my_init_done=1;
|
||||
mysys_usage_id++;
|
||||
my_umask= 0660; /* Default umask for new files */
|
||||
my_umask_dir= 0700; /* Default umask for new directories */
|
||||
init_glob_errs();
|
||||
#if defined(THREAD)
|
||||
my_init_done= 1;
|
||||
|
||||
if (my_basic_init())
|
||||
return 1;
|
||||
|
||||
#ifdef THREAD
|
||||
if (my_thread_global_init())
|
||||
return 1;
|
||||
# if defined(SAFE_MUTEX)
|
||||
safe_mutex_global_init(); /* Must be called early */
|
||||
# endif
|
||||
#endif
|
||||
#if defined(THREAD) && defined(MY_PTHREAD_FASTMUTEX) && !defined(SAFE_MUTEX)
|
||||
fastmutex_global_init(); /* Must be called early */
|
||||
#endif
|
||||
netware_init();
|
||||
#ifdef THREAD
|
||||
#if defined(HAVE_PTHREAD_INIT)
|
||||
pthread_init(); /* Must be called before DBUG_ENTER */
|
||||
#endif
|
||||
#if !defined( __WIN__) && !defined(__NETWARE__)
|
||||
sigfillset(&my_signals); /* signals blocked by mf_brkhant */
|
||||
#endif
|
||||
@ -239,6 +280,7 @@ Voluntary context switches %ld, Involuntary context switches %ld\n",
|
||||
WSACleanup();
|
||||
#endif /* __WIN__ */
|
||||
my_init_done=0;
|
||||
my_basic_init_done= 0;
|
||||
} /* my_end */
|
||||
|
||||
|
||||
@ -538,3 +580,117 @@ static void netware_init()
|
||||
DBUG_VOID_RETURN;
|
||||
}
|
||||
#endif /* __NETWARE__ */
|
||||
|
||||
#ifdef HAVE_PSI_INTERFACE
|
||||
|
||||
#if !defined(HAVE_PREAD) && !defined(_WIN32)
|
||||
PSI_mutex_key key_my_file_info_mutex;
|
||||
#endif /* !defined(HAVE_PREAD) && !defined(_WIN32) */
|
||||
|
||||
#if !defined(HAVE_LOCALTIME_R) || !defined(HAVE_GMTIME_R)
|
||||
PSI_mutex_key key_LOCK_localtime_r;
|
||||
#endif /* !defined(HAVE_LOCALTIME_R) || !defined(HAVE_GMTIME_R) */
|
||||
|
||||
#ifndef HAVE_GETHOSTBYNAME_R
|
||||
PSI_mutex_key key_LOCK_gethostbyname_r;
|
||||
#endif /* HAVE_GETHOSTBYNAME_R */
|
||||
|
||||
PSI_mutex_key key_BITMAP_mutex, key_IO_CACHE_append_buffer_lock,
|
||||
key_IO_CACHE_SHARE_mutex, key_KEY_CACHE_cache_lock, key_LOCK_alarm,
|
||||
key_my_thread_var_mutex, key_THR_LOCK_charset, key_THR_LOCK_heap,
|
||||
key_THR_LOCK_isam, key_THR_LOCK_lock, key_THR_LOCK_malloc,
|
||||
key_THR_LOCK_mutex, key_THR_LOCK_myisam, key_THR_LOCK_net,
|
||||
key_THR_LOCK_open, key_THR_LOCK_threads, key_THR_LOCK_time,
|
||||
key_TMPDIR_mutex;
|
||||
|
||||
static PSI_mutex_info all_mysys_mutexes[]=
|
||||
{
|
||||
#if defined(THREAD) && !defined(HAVE_PREAD) && !defined(_WIN32)
|
||||
{ &key_my_file_info_mutex, "st_my_file_info:mutex", 0},
|
||||
#endif /* !defined(HAVE_PREAD) && !defined(_WIN32) */
|
||||
#if !defined(HAVE_LOCALTIME_R) || !defined(HAVE_GMTIME_R)
|
||||
{ &key_LOCK_localtime_r, "LOCK_localtime_r", PSI_FLAG_GLOBAL},
|
||||
#endif /* !defined(HAVE_LOCALTIME_R) || !defined(HAVE_GMTIME_R) */
|
||||
#ifndef HAVE_GETHOSTBYNAME_R
|
||||
{ &key_LOCK_gethostbyname_r, "LOCK_gethostbyname_r", PSI_FLAG_GLOBAL},
|
||||
#endif /* HAVE_GETHOSTBYNAME_R */
|
||||
{ &key_BITMAP_mutex, "BITMAP::mutex", 0},
|
||||
{ &key_IO_CACHE_append_buffer_lock, "IO_CACHE::append_buffer_lock", 0},
|
||||
{ &key_IO_CACHE_SHARE_mutex, "IO_CACHE::SHARE_mutex", 0},
|
||||
{ &key_KEY_CACHE_cache_lock, "KEY_CACHE::cache_lock", 0},
|
||||
{ &key_LOCK_alarm, "LOCK_alarm", PSI_FLAG_GLOBAL},
|
||||
{ &key_my_thread_var_mutex, "my_thread_var::mutex", 0},
|
||||
{ &key_THR_LOCK_charset, "THR_LOCK_charset", PSI_FLAG_GLOBAL},
|
||||
{ &key_THR_LOCK_heap, "THR_LOCK_heap", PSI_FLAG_GLOBAL},
|
||||
{ &key_THR_LOCK_isam, "THR_LOCK_isam", PSI_FLAG_GLOBAL},
|
||||
{ &key_THR_LOCK_lock, "THR_LOCK_lock", PSI_FLAG_GLOBAL},
|
||||
{ &key_THR_LOCK_malloc, "THR_LOCK_malloc", PSI_FLAG_GLOBAL},
|
||||
{ &key_THR_LOCK_mutex, "THR_LOCK::mutex", 0},
|
||||
{ &key_THR_LOCK_myisam, "THR_LOCK_myisam", PSI_FLAG_GLOBAL},
|
||||
{ &key_THR_LOCK_net, "THR_LOCK_net", PSI_FLAG_GLOBAL},
|
||||
{ &key_THR_LOCK_open, "THR_LOCK_open", PSI_FLAG_GLOBAL},
|
||||
{ &key_THR_LOCK_threads, "THR_LOCK_threads", PSI_FLAG_GLOBAL},
|
||||
{ &key_THR_LOCK_time, "THR_LOCK_time", PSI_FLAG_GLOBAL},
|
||||
{ &key_TMPDIR_mutex, "TMPDIR_mutex", PSI_FLAG_GLOBAL}
|
||||
};
|
||||
|
||||
PSI_cond_key key_COND_alarm, key_IO_CACHE_SHARE_cond,
|
||||
key_IO_CACHE_SHARE_cond_writer, key_my_thread_var_suspend,
|
||||
key_THR_COND_threads;
|
||||
|
||||
static PSI_cond_info all_mysys_conds[]=
|
||||
{
|
||||
{ &key_COND_alarm, "COND_alarm", PSI_FLAG_GLOBAL},
|
||||
{ &key_IO_CACHE_SHARE_cond, "IO_CACHE_SHARE::cond", 0},
|
||||
{ &key_IO_CACHE_SHARE_cond_writer, "IO_CACHE_SHARE::cond_writer", 0},
|
||||
{ &key_my_thread_var_suspend, "my_thread_var::suspend", 0},
|
||||
{ &key_THR_COND_threads, "THR_COND_threads", 0}
|
||||
};
|
||||
|
||||
#ifdef USE_ALARM_THREAD
|
||||
PSI_thread_key key_thread_alarm;
|
||||
|
||||
static PSI_thread_info all_mysys_threads[]=
|
||||
{
|
||||
{ &key_thread_alarm, "alarm", PSI_FLAG_GLOBAL}
|
||||
};
|
||||
#endif /* USE_ALARM_THREAD */
|
||||
|
||||
#ifdef HUGETLB_USE_PROC_MEMINFO
|
||||
PSI_file_key key_file_proc_meminfo;
|
||||
#endif /* HUGETLB_USE_PROC_MEMINFO */
|
||||
PSI_file_key key_file_charset, key_file_cnf;
|
||||
|
||||
static PSI_file_info all_mysys_files[]=
|
||||
{
|
||||
#ifdef HUGETLB_USE_PROC_MEMINFO
|
||||
{ &key_file_proc_meminfo, "proc_meminfo", 0},
|
||||
#endif /* HUGETLB_USE_PROC_MEMINFO */
|
||||
{ &key_file_charset, "charset", 0},
|
||||
{ &key_file_cnf, "cnf", 0}
|
||||
};
|
||||
|
||||
void my_init_mysys_psi_keys()
|
||||
{
|
||||
const char* category= "mysys";
|
||||
int count;
|
||||
|
||||
if (PSI_server == NULL)
|
||||
return;
|
||||
|
||||
count= sizeof(all_mysys_mutexes)/sizeof(all_mysys_mutexes[0]);
|
||||
PSI_server->register_mutex(category, all_mysys_mutexes, count);
|
||||
|
||||
count= sizeof(all_mysys_conds)/sizeof(all_mysys_conds[0]);
|
||||
PSI_server->register_cond(category, all_mysys_conds, count);
|
||||
|
||||
#ifdef USE_ALARM_THREAD
|
||||
count= sizeof(all_mysys_threads)/sizeof(all_mysys_threads[0]);
|
||||
PSI_server->register_thread(category, all_mysys_threads, count);
|
||||
#endif /* USE_ALARM_THREAD */
|
||||
|
||||
count= sizeof(all_mysys_files)/sizeof(all_mysys_files[0]);
|
||||
PSI_server->register_file(category, all_mysys_files, count);
|
||||
}
|
||||
#endif /* HAVE_PSI_INTERFACE */
|
||||
|
||||
|
||||
Reference in New Issue
Block a user