diff options
Diffstat (limited to 'innobase/include/srv0srv.h')
| -rw-r--r-- | innobase/include/srv0srv.h | 49 |
1 files changed, 38 insertions, 11 deletions
diff --git a/innobase/include/srv0srv.h b/innobase/include/srv0srv.h index f457d52dec7..02d3d3bba0a 100644 --- a/innobase/include/srv0srv.h +++ b/innobase/include/srv0srv.h @@ -17,6 +17,8 @@ Created 10/10/1995 Heikki Tuuri #include "que0types.h" #include "trx0types.h" +extern char* srv_main_thread_op_info; + /* Buffer which can be used in printing fatal error messages */ extern char srv_fatal_errbuf[]; @@ -28,6 +30,9 @@ extern os_event_t srv_lock_timeout_thread_event; at a time */ #define SRV_AUTO_EXTEND_INCREMENT (8 * ((1024 * 1024) / UNIV_PAGE_SIZE)) +/* This is set to TRUE if the MySQL user has set it in MySQL */ +extern ibool srv_lower_case_table_names; + /* Server parameters which are read from the initfile */ extern char* srv_data_home; @@ -57,8 +62,6 @@ extern ulint srv_flush_log_at_trx_commit; extern byte srv_latin1_ordering[256];/* The sort order table of the latin1 character set */ -extern ibool srv_use_native_aio; - extern ulint srv_pool_size; extern ulint srv_mem_pool_size; extern ulint srv_lock_table_size; @@ -70,11 +73,17 @@ extern dulint srv_archive_recovery_limit_lsn; extern ulint srv_lock_wait_timeout; -extern char* srv_unix_file_flush_method_str; +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_dirty_pages_pct; + extern ulint srv_force_recovery; extern ulint srv_thread_concurrency; +extern ulint srv_max_n_threads; + extern lint srv_conc_n_threads; extern ibool srv_fast_shutdown; @@ -94,6 +103,7 @@ 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_lock_timeout_and_monitor_active; @@ -147,18 +157,26 @@ extern mutex_t* kernel_mutex_temp;/* mutex protecting the server, trx structs, /* Array of English strings describing the current state of an i/o handler thread */ extern char* srv_io_thread_op_info[]; +extern char* srv_io_thread_function[]; typedef struct srv_sys_struct srv_sys_t; /* The server system */ extern srv_sys_t* srv_sys; -/* Alternatives for the field flush option in Unix; see the InnoDB manual about +/* Alternatives for the file flush option in Unix; see the InnoDB manual about what these mean */ -#define SRV_UNIX_FDATASYNC 1 +#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 +#define SRV_WIN_IO_UNBUFFERED 2 /* This is the default */ /* Alternatives for srv_force_recovery. Non-zero values are intended to help the user get a damaged database up so that he can dump intact @@ -197,6 +215,12 @@ void srv_init(void); /*==========*/ /************************************************************************* +Frees the OS fast mutex created in srv_init(). */ + +void +srv_free(void); +/*==========*/ +/************************************************************************* Initializes the synchronization primitives, memory system, and the thread local storage. */ @@ -310,15 +334,17 @@ srv_conc_exit_innodb( trx_t* trx); /* in: transaction object associated with the thread */ /******************************************************************* -Puts a MySQL OS thread to wait for a lock to be released. */ +Puts a MySQL OS thread to wait for a lock to be released. If an error +occurs during the wait trx->error_state associated with thr is +!= DB_SUCCESS when we return. DB_LOCK_WAIT_TIMEOUT and DB_DEADLOCK +are possible errors. DB_DEADLOCK is returned if selective deadlock +resolution chose this transaction as a victim. */ -ibool +void srv_suspend_mysql_thread( /*=====================*/ - /* out: TRUE if the lock wait timeout was - exceeded */ - que_thr_t* thr); /* in: query thread associated with - the MySQL OS thread */ + que_thr_t* thr); /* in: query thread associated with the MySQL + OS thread */ /************************************************************************ Releases a MySQL OS thread waiting for a lock to be released, if the thread is already suspended. */ @@ -406,3 +432,4 @@ struct srv_sys_struct{ extern ulint srv_n_threads_active[]; #endif + |