diff options
Diffstat (limited to 'storage/innobase/include/srv0srv.h')
| -rw-r--r-- | storage/innobase/include/srv0srv.h | 163 |
1 files changed, 88 insertions, 75 deletions
diff --git a/storage/innobase/include/srv0srv.h b/storage/innobase/include/srv0srv.h index 11347f430d4..906f0e3875c 100644 --- a/storage/innobase/include/srv0srv.h +++ b/storage/innobase/include/srv0srv.h @@ -34,6 +34,18 @@ extern ibool srv_lower_case_table_names; extern mutex_t srv_monitor_file_mutex; /* Temporary file for innodb monitor output */ extern FILE* srv_monitor_file; +/* Mutex for locking srv_dict_tmpfile. +This mutex has a very high rank; threads reserving it should not +be holding any InnoDB latches. */ +extern mutex_t srv_dict_tmpfile_mutex; +/* Temporary file for output from the data dictionary */ +extern FILE* srv_dict_tmpfile; +/* Mutex for locking srv_misc_tmpfile. +This mutex has a very low rank; threads reserving it should not +acquire any further latches or sleep before releasing this one. */ +extern mutex_t srv_misc_tmpfile_mutex; +/* Temporary file for miscellanous diagnostic output */ +extern FILE* srv_misc_tmpfile; /* Server parameters which are read from the initfile */ @@ -43,12 +55,12 @@ extern char* srv_arch_dir; #endif /* UNIV_LOG_ARCHIVE */ extern ibool srv_file_per_table; -extern ibool srv_locks_unsafe_for_binlog; +extern ibool srv_locks_unsafe_for_binlog; extern ulint srv_n_data_files; extern char** srv_data_file_names; extern ulint* srv_data_file_sizes; -extern ulint* srv_data_file_is_raw_partition; +extern ulint* srv_data_file_is_raw_partition; extern ibool srv_auto_extend_last_data_file; extern ulint srv_last_file_size_max; @@ -56,8 +68,8 @@ extern ulong srv_auto_extend_increment; extern ibool srv_created_new_raw; -#define SRV_NEW_RAW 1 -#define SRV_OLD_RAW 2 +#define SRV_NEW_RAW 1 +#define SRV_OLD_RAW 2 extern char** srv_log_group_home_dirs; @@ -84,9 +96,9 @@ extern dulint srv_archive_recovery_limit_lsn; extern ulint srv_lock_wait_timeout; -extern char* srv_file_flush_method_str; -extern ulint srv_unix_file_flush_method; -extern ulint srv_win_file_flush_method; +extern char* srv_file_flush_method_str; +extern ulint srv_unix_file_flush_method; +extern ulint srv_win_file_flush_method; extern ulint srv_max_n_open_files; @@ -100,7 +112,7 @@ extern ulint srv_max_n_threads; extern lint srv_conc_n_threads; -extern ulint srv_fast_shutdown; /* If this is 1, do not do a +extern ulint srv_fast_shutdown; /* If this is 1, do not do a purge and index buffer merge. If this 2, do not even flush the buffer pool to data files at the @@ -112,8 +124,8 @@ extern ibool srv_innodb_status; extern ibool srv_use_doublewrite_buf; extern ibool srv_use_checksums; -extern ibool srv_set_thread_priorities; -extern int srv_query_thread_priority; +extern ibool srv_set_thread_priorities; +extern int srv_query_thread_priority; extern ulong srv_max_buf_pool_modified_pct; extern ulong srv_max_purge_lag; @@ -127,20 +139,20 @@ extern ulint srv_n_rows_deleted; extern ulint srv_n_rows_read; extern ibool srv_print_innodb_monitor; -extern ibool srv_print_innodb_lock_monitor; -extern ibool srv_print_innodb_tablespace_monitor; -extern ibool srv_print_verbose_log; -extern ibool srv_print_innodb_table_monitor; +extern ibool srv_print_innodb_lock_monitor; +extern ibool srv_print_innodb_tablespace_monitor; +extern ibool srv_print_verbose_log; +extern ibool srv_print_innodb_table_monitor; extern ibool srv_lock_timeout_and_monitor_active; -extern ibool srv_error_monitor_active; +extern ibool srv_error_monitor_active; extern ulong srv_n_spin_wait_rounds; extern ulong srv_n_free_tickets_to_enter; extern ulong srv_thread_sleep_delay; extern ulint srv_spin_wait_delay; extern ibool srv_priority_boost; - + extern ulint srv_pool_size; extern ulint srv_mem_pool_size; extern ulint srv_lock_table_size; @@ -152,7 +164,7 @@ extern ibool srv_sim_disk_wait_by_wait; extern ibool srv_measure_contention; extern ibool srv_measure_by_spin; - + extern ibool srv_print_thread_releases; extern ibool srv_print_lock_waits; extern ibool srv_print_buf_io; @@ -183,8 +195,7 @@ extern mutex_t* kernel_mutex_temp;/* mutex protecting the server, trx structs, #define kernel_mutex (*kernel_mutex_temp) #define SRV_MAX_N_IO_THREADS 100 -#define SRV_CONCURRENCY_THRESHOLD 20 - + /* Array of English strings describing the current state of an i/o handler thread */ extern const char* srv_io_thread_op_info[]; @@ -252,15 +263,17 @@ typedef struct srv_sys_struct srv_sys_t; /* The server system */ extern srv_sys_t* srv_sys; -/* Alternatives for the file flush option in Unix; see the InnoDB manual about -what these mean */ -#define SRV_UNIX_FDATASYNC 1 /* This is the default; it is currently mapped - to a call of fsync() because fdatasync() - seemed to corrupt files in Linux and Solaris */ -#define SRV_UNIX_O_DSYNC 2 -#define SRV_UNIX_LITTLESYNC 3 -#define SRV_UNIX_NOSYNC 4 -#define SRV_UNIX_O_DIRECT 5 +/* Alternatives for the file flush option in Unix; see the InnoDB manual +about what these mean */ +#define SRV_UNIX_FDATASYNC 1 /* This is the default; it is + currently mapped to a call of + fsync() because fdatasync() seemed + to corrupt files in Linux and + Solaris */ +#define SRV_UNIX_O_DSYNC 2 +#define SRV_UNIX_LITTLESYNC 3 +#define SRV_UNIX_NOSYNC 4 +#define SRV_UNIX_O_DIRECT 5 /* Alternatives for file i/o in Windows */ #define SRV_WIN_IO_NORMAL 1 @@ -274,7 +287,7 @@ of lower numbers are included. */ #define SRV_FORCE_IGNORE_CORRUPT 1 /* let the server run even if it detects a corrupt page */ -#define SRV_FORCE_NO_BACKGROUND 2 /* prevent the main thread from +#define SRV_FORCE_NO_BACKGROUND 2 /* prevent the main thread from running: if a crash would occur in purge, this prevents it */ #define SRV_FORCE_NO_TRX_UNDO 3 /* do not run trx rollback after @@ -288,7 +301,7 @@ of lower numbers are included. */ as committed */ #define SRV_FORCE_NO_LOG_REDO 6 /* do not do the log roll-forward in connection with recovery */ - + /************************************************************************* Boots Innobase server. */ @@ -433,7 +446,7 @@ void srv_release_mysql_thread_if_suspended( /*==================================*/ que_thr_t* thr); /* in: query thread associated with the - MySQL OS thread */ + MySQL OS thread */ /************************************************************************* A thread which wakes up threads whose lock wait may have lasted too long. This also prints the info output by various InnoDB monitors. */ @@ -496,7 +509,7 @@ cleaning versions from the buffer pool. */ not currently in use */ #define SRV_INSERT 6 /* thread flushing the insert buffer to disk, not currently in use */ -#define SRV_MASTER 7 /* the master thread, (whose type number must +#define SRV_MASTER 7 /* the master thread, (whose type number must be biggest) */ /* Thread slot in the thread table */ @@ -507,49 +520,49 @@ typedef srv_slot_t srv_table_t; /* In this structure we store status variables to be passed to MySQL */ struct export_var_struct{ - ulint innodb_data_pending_reads; - ulint innodb_data_pending_writes; - ulint innodb_data_pending_fsyncs; - ulint innodb_data_fsyncs; - ulint innodb_data_read; - ulint innodb_data_writes; - ulint innodb_data_written; - ulint innodb_data_reads; - ulint innodb_buffer_pool_pages_total; - ulint innodb_buffer_pool_pages_data; - ulint innodb_buffer_pool_pages_dirty; - ulint innodb_buffer_pool_pages_misc; - ulint innodb_buffer_pool_pages_free; - ulint innodb_buffer_pool_pages_latched; - ulint innodb_buffer_pool_read_requests; - ulint innodb_buffer_pool_reads; - ulint innodb_buffer_pool_wait_free; - ulint innodb_buffer_pool_pages_flushed; - ulint innodb_buffer_pool_write_requests; - ulint innodb_buffer_pool_read_ahead_seq; - ulint innodb_buffer_pool_read_ahead_rnd; - ulint innodb_dblwr_pages_written; - ulint innodb_dblwr_writes; - ulint innodb_log_waits; - ulint innodb_log_write_requests; - ulint innodb_log_writes; - ulint innodb_os_log_written; - ulint innodb_os_log_fsyncs; - ulint innodb_os_log_pending_writes; - ulint innodb_os_log_pending_fsyncs; - ulint innodb_page_size; - ulint innodb_pages_created; - ulint innodb_pages_read; - ulint innodb_pages_written; - ulint innodb_row_lock_waits; - ulint innodb_row_lock_current_waits; - ib_longlong innodb_row_lock_time; - ulint innodb_row_lock_time_avg; - ulint innodb_row_lock_time_max; - ulint innodb_rows_read; - ulint innodb_rows_inserted; - ulint innodb_rows_updated; - ulint innodb_rows_deleted; + ulint innodb_data_pending_reads; + ulint innodb_data_pending_writes; + ulint innodb_data_pending_fsyncs; + ulint innodb_data_fsyncs; + ulint innodb_data_read; + ulint innodb_data_writes; + ulint innodb_data_written; + ulint innodb_data_reads; + ulint innodb_buffer_pool_pages_total; + ulint innodb_buffer_pool_pages_data; + ulint innodb_buffer_pool_pages_dirty; + ulint innodb_buffer_pool_pages_misc; + ulint innodb_buffer_pool_pages_free; + ulint innodb_buffer_pool_pages_latched; + ulint innodb_buffer_pool_read_requests; + ulint innodb_buffer_pool_reads; + ulint innodb_buffer_pool_wait_free; + ulint innodb_buffer_pool_pages_flushed; + ulint innodb_buffer_pool_write_requests; + ulint innodb_buffer_pool_read_ahead_seq; + ulint innodb_buffer_pool_read_ahead_rnd; + ulint innodb_dblwr_pages_written; + ulint innodb_dblwr_writes; + ulint innodb_log_waits; + ulint innodb_log_write_requests; + ulint innodb_log_writes; + ulint innodb_os_log_written; + ulint innodb_os_log_fsyncs; + ulint innodb_os_log_pending_writes; + ulint innodb_os_log_pending_fsyncs; + ulint innodb_page_size; + ulint innodb_pages_created; + ulint innodb_pages_read; + ulint innodb_pages_written; + ulint innodb_row_lock_waits; + ulint innodb_row_lock_current_waits; + ib_longlong innodb_row_lock_time; + ulint innodb_row_lock_time_avg; + ulint innodb_row_lock_time_max; + ulint innodb_rows_read; + ulint innodb_rows_inserted; + ulint innodb_rows_updated; + ulint innodb_rows_deleted; }; /* The server system struct */ |