mirror of
https://github.com/MariaDB/server.git
synced 2025-07-29 05:21:33 +03:00
Added Innobase to source distribution
Docs/manual.texi: Added Innobase documentation configure.in: Incremented version include/my_base.h: Added option for Innobase myisam/mi_check.c: cleanup mysql-test/t/bdb.test: cleanup mysql-test/t/innobase.test: Extended with new tests from bdb.test mysql-test/t/merge.test: Added test of SHOW create mysys/my_init.c: Fix for UNIXWARE 7 scripts/mysql_install_db.sh: Always write how to start mysqld scripts/safe_mysqld.sh: Fixed type sql/ha_innobase.cc: Update to new version sql/ha_innobase.h: Update to new version sql/handler.h: Added 'update_table_comment()' and 'append_create_info()' sql/sql_delete.cc: Fixes for Innobase sql/sql_select.cc: Fixes for Innobase sql/sql_show.cc: Append create information (for MERGE tables) sql/sql_update.cc: Fixes for Innobase
This commit is contained in:
unknown
237
innobase/include/srv0srv.h
Normal file
237
innobase/include/srv0srv.h
Normal file
@ -0,0 +1,237 @@
|
||||
/******************************************************
|
||||
The server main program
|
||||
|
||||
(c) 1995 Innobase Oy
|
||||
|
||||
Created 10/10/1995 Heikki Tuuri
|
||||
*******************************************************/
|
||||
|
||||
|
||||
#ifndef srv0srv_h
|
||||
#define srv0srv_h
|
||||
|
||||
#include "univ.i"
|
||||
#include "sync0sync.h"
|
||||
#include "os0sync.h"
|
||||
#include "com0com.h"
|
||||
#include "que0types.h"
|
||||
|
||||
/* Server parameters which are read from the initfile */
|
||||
|
||||
extern char* srv_data_home;
|
||||
extern char* srv_logs_home;
|
||||
extern char* srv_arch_dir;
|
||||
|
||||
extern ulint srv_n_data_files;
|
||||
extern char** srv_data_file_names;
|
||||
extern ulint* srv_data_file_sizes;
|
||||
|
||||
extern char** srv_log_group_home_dirs;
|
||||
|
||||
extern ulint srv_n_log_groups;
|
||||
extern ulint srv_n_log_files;
|
||||
extern ulint srv_log_file_size;
|
||||
extern ibool srv_log_archive_on;
|
||||
extern ulint srv_log_buffer_size;
|
||||
extern ibool srv_flush_log_at_trx_commit;
|
||||
|
||||
extern ibool srv_use_native_aio;
|
||||
|
||||
extern ulint srv_pool_size;
|
||||
extern ulint srv_mem_pool_size;
|
||||
extern ulint srv_lock_table_size;
|
||||
|
||||
extern ulint srv_n_file_io_threads;
|
||||
|
||||
extern ibool srv_archive_recovery;
|
||||
extern dulint srv_archive_recovery_limit_lsn;
|
||||
|
||||
extern ulint srv_lock_wait_timeout;
|
||||
|
||||
/*-------------------------------------------*/
|
||||
extern ulint srv_n_spin_wait_rounds;
|
||||
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;
|
||||
|
||||
extern ulint srv_sim_disk_wait_pct;
|
||||
extern ulint srv_sim_disk_wait_len;
|
||||
extern ibool srv_sim_disk_wait_by_yield;
|
||||
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;
|
||||
extern ibool srv_print_log_io;
|
||||
extern ibool srv_print_parsed_sql;
|
||||
extern ibool srv_print_latch_waits;
|
||||
|
||||
extern ibool srv_test_nocache;
|
||||
extern ibool srv_test_cache_evict;
|
||||
|
||||
extern ibool srv_test_extra_mutexes;
|
||||
extern ibool srv_test_sync;
|
||||
extern ulint srv_test_n_threads;
|
||||
extern ulint srv_test_n_loops;
|
||||
extern ulint srv_test_n_free_rnds;
|
||||
extern ulint srv_test_n_reserved_rnds;
|
||||
extern ulint srv_test_n_mutexes;
|
||||
extern ulint srv_test_array_size;
|
||||
|
||||
extern ulint srv_activity_count;
|
||||
|
||||
extern mutex_t* kernel_mutex_temp;/* mutex protecting the server, trx structs,
|
||||
query threads, and lock table: we allocate
|
||||
it from dynamic memory to get it to the
|
||||
same DRAM page as other hotspot semaphores */
|
||||
#define kernel_mutex (*kernel_mutex_temp)
|
||||
|
||||
typedef struct srv_sys_struct srv_sys_t;
|
||||
|
||||
/* The server system */
|
||||
extern srv_sys_t* srv_sys;
|
||||
|
||||
/*************************************************************************
|
||||
Boots Innobase server. */
|
||||
|
||||
ulint
|
||||
srv_boot(void);
|
||||
/*==========*/
|
||||
/* out: DB_SUCCESS or error code */
|
||||
/*************************************************************************
|
||||
Gets the number of threads in the system. */
|
||||
|
||||
ulint
|
||||
srv_get_n_threads(void);
|
||||
/*===================*/
|
||||
/*************************************************************************
|
||||
Returns the calling thread type. */
|
||||
|
||||
ulint
|
||||
srv_get_thread_type(void);
|
||||
/*=====================*/
|
||||
/* out: SRV_COM, ... */
|
||||
/*************************************************************************
|
||||
Releases threads of the type given from suspension in the thread table.
|
||||
NOTE! The server mutex has to be reserved by the caller! */
|
||||
|
||||
ulint
|
||||
srv_release_threads(
|
||||
/*================*/
|
||||
/* out: number of threads released: this may be
|
||||
< n if not enough threads were suspended at the
|
||||
moment */
|
||||
ulint type, /* in: thread type */
|
||||
ulint n); /* in: number of threads to release */
|
||||
/*************************************************************************
|
||||
The master thread controlling the server. */
|
||||
|
||||
ulint
|
||||
srv_master_thread(
|
||||
/*==============*/
|
||||
/* out: a dummy parameter */
|
||||
void* arg); /* in: a dummy parameter required by
|
||||
os_thread_create */
|
||||
/*************************************************************************
|
||||
Reads a keyword and a value from a file. */
|
||||
|
||||
ulint
|
||||
srv_read_init_val(
|
||||
/*==============*/
|
||||
/* out: DB_SUCCESS or error code */
|
||||
FILE* initfile, /* in: file pointer */
|
||||
char* keyword, /* in: keyword before value(s), or NULL if
|
||||
no keyword read */
|
||||
char* str_buf, /* in/out: buffer for a string value to read,
|
||||
buffer size must be 10000 bytes, if NULL
|
||||
then not read */
|
||||
ulint* num_val, /* out: numerical value to read, if NULL
|
||||
then not read */
|
||||
ibool print_not_err); /* in: if TRUE, then we will not print
|
||||
error messages to console */
|
||||
/***********************************************************************
|
||||
Tells the Innobase server that there has been activity in the database
|
||||
and wakes up the master thread if it is suspended (not sleeping). Used
|
||||
in the MySQL interface. Note that there is a small chance that the master
|
||||
thread stays suspended (we do not protect our operation with the kernel
|
||||
mutex, for performace reasons). */
|
||||
|
||||
void
|
||||
srv_active_wake_master_thread(void);
|
||||
/*===============================*/
|
||||
/*******************************************************************
|
||||
Puts a MySQL OS thread to wait for a lock to be released. */
|
||||
|
||||
ibool
|
||||
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 */
|
||||
/************************************************************************
|
||||
Releases a MySQL OS thread waiting for a lock to be released, if the
|
||||
thread is already suspended. */
|
||||
|
||||
void
|
||||
srv_release_mysql_thread_if_suspended(
|
||||
/*==================================*/
|
||||
que_thr_t* thr); /* in: query thread associated with the
|
||||
MySQL OS thread */
|
||||
/*************************************************************************
|
||||
A thread which wakes up threads whose lock wait may have lasted too long. */
|
||||
|
||||
ulint
|
||||
srv_lock_timeout_monitor_thread(
|
||||
/*============================*/
|
||||
/* out: a dummy parameter */
|
||||
void* arg); /* in: a dummy parameter required by
|
||||
os_thread_create */
|
||||
|
||||
|
||||
/* Types for the threads existing in the system. Threads of types 4 - 9
|
||||
are called utility threads. Note that utility threads are mainly disk
|
||||
bound, except that version threads 6 - 7 may also be CPU bound, if
|
||||
cleaning versions from the buffer pool. */
|
||||
|
||||
#define SRV_COM 1 /* threads serving communication and queries */
|
||||
#define SRV_CONSOLE 2 /* thread serving console */
|
||||
#define SRV_WORKER 3 /* threads serving parallelized queries and
|
||||
queries released from lock wait */
|
||||
#define SRV_BUFFER 4 /* thread flushing dirty buffer blocks,
|
||||
not currently in use */
|
||||
#define SRV_RECOVERY 5 /* threads finishing a recovery,
|
||||
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
|
||||
be biggest) */
|
||||
|
||||
/* Thread slot in the thread table */
|
||||
typedef struct srv_slot_struct srv_slot_t;
|
||||
|
||||
/* Thread table is an array of slots */
|
||||
typedef srv_slot_t srv_table_t;
|
||||
|
||||
/* The server system struct */
|
||||
struct srv_sys_struct{
|
||||
os_event_t operational; /* created threads must wait for the
|
||||
server to become operational by
|
||||
waiting for this event */
|
||||
com_endpoint_t* endpoint; /* the communication endpoint of the
|
||||
server */
|
||||
|
||||
srv_table_t* threads; /* server thread table */
|
||||
UT_LIST_BASE_NODE_T(que_thr_t)
|
||||
tasks; /* task queue */
|
||||
};
|
||||
|
||||
extern ulint srv_n_threads_active[];
|
||||
|
||||
#endif
|
||||
Reference in New Issue
Block a user