MySQL  8.0.20
Source Code Documentation
sync0sync.h
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34 
35 /** @file include/sync0sync.h
36  Mutex, the basic synchronization primitive
37 
38  Created 9/5/1995 Heikki Tuuri
39  *******************************************************/
40 
41 #ifndef sync0sync_h
42 #define sync0sync_h
43 
44 #include "univ.i"
45 #include "ut0counter.h"
46 
47 #ifdef HAVE_PSI_INTERFACE
48 
49 /** Define for performance schema registration key */
51  public:
52  /** Default Constructor */
54 
55  /** Constructor */
56  mysql_pfs_key_t(unsigned int val) : m_value(val) {}
57 
58  /** Retreive the count.
59  @return number of keys defined */
60  static int get_count() { return s_count; }
61 
62  /* Key value. */
63  unsigned int m_value;
64 
65  private:
66  /** To keep count of number of PS keys defined. */
67  static unsigned int s_count;
68 };
69 
70 #endif /* HAVE_PFS_INTERFACE */
71 
72 #if defined UNIV_PFS_MUTEX || defined UNIV_PFS_RWLOCK
73 
74 /* By default, buffer mutexes and rwlocks will be excluded from
75 instrumentation due to their large number of instances. */
76 #define PFS_SKIP_BUFFER_MUTEX_RWLOCK
77 
78 /* By default, event->mutex will also be excluded from instrumentation */
79 #define PFS_SKIP_EVENT_MUTEX
80 
81 #endif /* UNIV_PFS_MUTEX || UNIV_PFS_RWLOCK */
82 
83 #ifdef UNIV_PFS_MUTEX
84 /* Key defines to register InnoDB mutexes with performance schema */
87 #ifndef PFS_SKIP_BUFFER_MUTEX_RWLOCK
88 extern mysql_pfs_key_t buffer_block_mutex_key;
89 #endif /* !PFS_SKIP_BUFFER_MUTEX_RWLOCK */
142 #ifdef UNIV_DEBUG
144 #endif /* UNIV_DEBUG */
150 #ifdef UNIV_DEBUG
152 #endif /* UNIV_DEBUG */
163 #ifndef PFS_SKIP_EVENT_MUTEX
164 extern mysql_pfs_key_t event_mutex_key;
165 extern mysql_pfs_key_t event_manager_mutex_key;
166 #endif /* !PFS_SKIP_EVENT_MUTEX */
177 #endif /* UNIV_PFS_MUTEX */
178 
179 #ifdef UNIV_PFS_RWLOCK
180 /* Following are rwlock keys used to register with MySQL
181 performance schema */
183 #ifndef PFS_SKIP_BUFFER_MUTEX_RWLOCK
184 extern mysql_pfs_key_t buf_block_lock_key;
185 #endif /* !PFS_SKIP_BUFFER_MUTEX_RWLOCK */
186 #ifdef UNIV_DEBUG
188 #endif /* UNIV_DEBUG */
202 #endif /* UNIV_PFS_RWLOCK */
203 
204 #ifdef HAVE_PSI_INTERFACE
205 /* There are mutexes/rwlocks that we want to exclude from instrumentation
206 even if their corresponding performance schema define is set. And this
207 PFS_NOT_INSTRUMENTED is used as the key value to identify those objects that
208 would be excluded from instrumentation.*/
210 #endif /* HAVE_PFS_INTERFACE */
211 
212 /** Prints info of the sync system.
213 @param[in] file where to print */
214 void sync_print(FILE *file);
215 
216 #endif /* !sync0sync_h */
mysql_pfs_key_t log_write_notifier_mutex_key
mysql_pfs_key_t trx_pool_manager_mutex_key
mysql_pfs_key_t ibuf_bitmap_mutex_key
mysql_pfs_key_t fts_pll_tokenize_mutex_key
mysql_pfs_key_t sync_thread_mutex_key
mysql_pfs_key_t PFS_NOT_INSTRUMENTED
mysql_pfs_key_t autoinc_persisted_mutex_key
mysql_pfs_key_t fil_space_latch_key
mysql_pfs_key_t log_writer_mutex_key
mysql_pfs_key_t hash_table_mutex_key
mysql_pfs_key_t srv_sys_mutex_key
mysql_pfs_key_t page_cleaner_mutex_key
Counter utility class.
mysql_pfs_key_t trx_undo_mutex_key
mysql_pfs_key_t trx_mutex_key
mysql_pfs_key_t fts_delete_mutex_key
mysql_pfs_key_t log_flusher_mutex_key
mysql_pfs_key_t mutex_list_mutex_key
mysql_pfs_key_t undo_spaces_lock_key
mysql_pfs_key_t ibuf_mutex_key
mysql_pfs_key_t parser_mutex_key
mysql_pfs_key_t log_closer_mutex_key
mysql_pfs_key_t srv_threads_mutex_key
mysql_pfs_key_t dict_table_stats_key
const std::string FILE("FILE")
mysql_pfs_key_t trx_i_s_cache_lock_key
static unsigned int s_count
To keep count of number of PS keys defined.
Definition: sync0sync.h:67
mysql_pfs_key_t parallel_read_mutex_key
mysql_pfs_key_t fil_system_mutex_key
mysql_pfs_key_t page_sys_arch_mutex_key
mysql_pfs_key_t recv_writer_mutex_key
mysql_pfs_key_t fts_doc_id_mutex_key
mysql_pfs_key_t dict_sys_mutex_key
mysql_pfs_key_t trx_sys_rw_lock_key
void sync_print(FILE *file)
Prints info of the sync system.
Definition: sync0sync.cc:219
mysql_pfs_key_t recv_sys_mutex_key
mysql_pfs_key_t rtr_ssn_mutex_key
mysql_pfs_key_t zip_pad_mutex_key
mysql_pfs_key_t log_flush_notifier_mutex_key
mysql_pfs_key_t rtr_active_mutex_key
mysql_pfs_key_t dict_persist_dirty_tables_mutex_key
mysql_pfs_key_t buf_pool_free_list_mutex_key
mysql_pfs_key_t page_sys_arch_oper_mutex_key
mysql_pfs_key_t purge_sys_pq_mutex_key
mysql_pfs_key_t dict_foreign_err_mutex_key
mysql_pfs_key_t rw_lock_mutex_key
mysql_pfs_key_t cache_last_read_mutex_key
mysql_pfs_key_t buf_pool_zip_mutex_key
mysql_pfs_key_t index_tree_rw_lock_key
mysql_pfs_key_t page_zip_stat_per_index_mutex_key
mysql_pfs_key_t clone_snapshot_mutex_key
mysql_pfs_key_t rw_lock_list_mutex_key
mysql_pfs_key_t buf_pool_chunks_mutex_key
mysql_pfs_key_t recalc_pool_mutex_key
mysql_pfs_key_t undo_space_rseg_mutex_key
mysql_pfs_key_t fts_bg_threads_mutex_key
mysql_pfs_key_t ibuf_pessimistic_insert_mutex_key
mysql_pfs_key_t fts_cache_init_rw_lock_key
mysql_pfs_key_t srv_innodb_monitor_mutex_key
mysql_pfs_key_t row_drop_list_mutex_key
mysql_pfs_key_t(unsigned int val)
Constructor.
Definition: sync0sync.h:56
mysql_pfs_key_t buf_pool_zip_free_mutex_key
mysql_pfs_key_t clone_sys_mutex_key
mysql_pfs_key_t rtr_path_mutex_key
mysql_pfs_key_t lock_wait_mutex_key
mysql_pfs_key_t rw_lock_debug_mutex_key
mysql_pfs_key_t log_sys_arch_mutex_key
unsigned int m_value
Definition: sync0sync.h:63
mysql_pfs_key_t dict_operation_lock_key
mysql_pfs_key_t trx_sys_rseg_mutex_key
mysql_pfs_key_t hash_table_locks_key
mysql_pfs_key_t buf_pool_zip_hash_mutex_key
mysql_pfs_key_t trx_purge_latch_key
mysql_pfs_key_t page_sys_arch_client_mutex_key
mysql_pfs_key_t dict_table_mutex_key
mysql_pfs_key_t srv_misc_tmpfile_mutex_key
mysql_pfs_key_t lock_free_hash_mutex_key
mysql_pfs_key_t rtr_match_mutex_key
mysql_pfs_key_t dblwr_mutex_key
mysql_pfs_key_t lock_mutex_key
mysql_pfs_key_t buf_pool_LRU_list_mutex_key
mysql_pfs_key_t buf_pool_flush_state_mutex_key
mysql_pfs_key_t index_online_log_key
mysql_pfs_key_t sync_array_mutex_key
mysql_pfs_key_t fts_cache_rw_lock_key
mysql_pfs_key_t file_open_mutex_key
mysql_pfs_key_t temp_space_rseg_mutex_key
mysql_pfs_key_t clone_task_mutex_key
mysql_pfs_key_t log_cmdq_mutex_key
Definition: os0file.h:85
mysql_pfs_key_t trx_sys_mutex_key
mysql_pfs_key_t autoinc_mutex_key
mysql_pfs_key_t log_sn_lock_key
Define for performance schema registration key.
Definition: sync0sync.h:50
mysql_pfs_key_t fts_optimize_mutex_key
mysql_pfs_key_t flush_list_mutex_key
mysql_pfs_key_t buf_block_debug_latch_key
mysql_pfs_key_t btr_search_latch_key
mysql_pfs_key_t master_key_id_mutex_key
static int get_count()
Retreive the count.
Definition: sync0sync.h:60
mysql_pfs_key_t rsegs_lock_key
mysql_pfs_key_t temp_pool_manager_mutex_key
mysql_pfs_key_t()
Default Constructor.
Definition: sync0sync.h:53
mysql_pfs_key_t srv_monitor_file_mutex_key
mysql_pfs_key_t log_limits_mutex_key
mysql_pfs_key_t trx_pool_mutex_key
mysql_pfs_key_t log_checkpointer_mutex_key