1 /* Copyright (c) 2000, 2011, Oracle and/or its affiliates. All rights reserved.
2
3 This program is free software; you can redistribute it and/or modify
4 it under the terms of the GNU General Public License as published by
5 the Free Software Foundation; version 2 of the License.
6
7 This program is distributed in the hope that it will be useful,
8 but WITHOUT ANY WARRANTY; without even the implied warranty of
9 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
10 GNU General Public License for more details.
11
12 You should have received a copy of the GNU General Public License
13 along with this program; if not, write to the Free Software
14 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1335 USA */
15
16 /*
17 Static variables for MyISAM library. All definied here for easy making of
18 a shared library
19 */
20
21 #ifndef MY_GLOBAL_INCLUDED
22 #include "myisamdef.h"
23 #endif
24
25 LIST *myisam_open_list=0;
26 uchar myisam_file_magic[]=
27 { (uchar) 254, (uchar) 254,'\007', '\001', };
28 uchar myisam_pack_file_magic[]=
29 { (uchar) 254, (uchar) 254,'\010', '\002', };
30 char * myisam_log_filename=(char*) "myisam.log";
31 File myisam_log_file= -1;
32 uint myisam_quick_table_bits=9;
33 ulong myisam_block_size= MI_KEY_BLOCK_LENGTH; /* Best by test */
34 my_bool myisam_flush=0, myisam_delay_key_write=0, myisam_single_user=0;
35 #if !defined(DONT_USE_RW_LOCKS)
36 ulong myisam_concurrent_insert= 2;
37 #else
38 ulong myisam_concurrent_insert= 0;
39 #endif
40 ulonglong myisam_max_temp_length= MAX_FILE_SIZE;
41 ulong myisam_data_pointer_size=4;
42 ulonglong myisam_mmap_size= SIZE_T_MAX, myisam_mmap_used= 0;
43 my_bool (*mi_killed)(MI_INFO *)= mi_killed_standalone;
44
45 /*
46 read_vec[] is used for converting between P_READ_KEY.. and SEARCH_
47 Position is , == , >= , <= , > , <
48 */
49
50 uint myisam_read_vec[]=
51 {
52 SEARCH_FIND, SEARCH_FIND | SEARCH_BIGGER, SEARCH_FIND | SEARCH_SMALLER,
53 SEARCH_NO_FIND | SEARCH_BIGGER, SEARCH_NO_FIND | SEARCH_SMALLER,
54 SEARCH_FIND | SEARCH_PREFIX, SEARCH_LAST, SEARCH_LAST | SEARCH_SMALLER,
55 MBR_CONTAIN, MBR_INTERSECT, MBR_WITHIN, MBR_DISJOINT, MBR_EQUAL
56 };
57
58 uint myisam_readnext_vec[]=
59 {
60 SEARCH_BIGGER, SEARCH_BIGGER, SEARCH_SMALLER, SEARCH_BIGGER, SEARCH_SMALLER,
61 SEARCH_BIGGER, SEARCH_SMALLER, SEARCH_SMALLER
62 };
63
64 PSI_memory_key mi_key_memory_MYISAM_SHARE;
65 PSI_memory_key mi_key_memory_MI_INFO;
66 PSI_memory_key mi_key_memory_MI_INFO_ft1_to_ft2;
67 PSI_memory_key mi_key_memory_MI_INFO_bulk_insert;
68 PSI_memory_key mi_key_memory_record_buffer;
69 PSI_memory_key mi_key_memory_FTB;
70 PSI_memory_key mi_key_memory_FT_INFO;
71 PSI_memory_key mi_key_memory_FTPARSER_PARAM;
72 PSI_memory_key mi_key_memory_ft_memroot;
73 PSI_memory_key mi_key_memory_ft_stopwords;
74 PSI_memory_key mi_key_memory_MI_SORT_PARAM;
75 PSI_memory_key mi_key_memory_MI_SORT_PARAM_wordroot;
76 PSI_memory_key mi_key_memory_SORT_FT_BUF;
77 PSI_memory_key mi_key_memory_SORT_KEY_BLOCKS;
78 PSI_memory_key mi_key_memory_filecopy;
79 PSI_memory_key mi_key_memory_SORT_INFO_buffer;
80 PSI_memory_key mi_key_memory_MI_DECODE_TREE;
81 PSI_memory_key mi_key_memory_MYISAM_SHARE_decode_tables;
82 PSI_memory_key mi_key_memory_preload_buffer;
83 PSI_memory_key mi_key_memory_stPageList_pages;
84 PSI_memory_key mi_key_memory_keycache_thread_var;
85
86 #ifdef HAVE_PSI_INTERFACE
87 PSI_mutex_key mi_key_mutex_MYISAM_SHARE_intern_lock,
88 mi_key_mutex_MI_SORT_INFO_mutex, mi_key_mutex_MI_CHECK_print_msg;
89
90 static PSI_mutex_info all_myisam_mutexes[]=
91 {
92 { &mi_key_mutex_MI_SORT_INFO_mutex, "MI_SORT_INFO::mutex", 0},
93 { &mi_key_mutex_MYISAM_SHARE_intern_lock, "MYISAM_SHARE::intern_lock", 0},
94 { &mi_key_mutex_MI_CHECK_print_msg, "MI_CHECK::print_msg", 0}
95 };
96
97 PSI_rwlock_key mi_key_rwlock_MYISAM_SHARE_key_root_lock,
98 mi_key_rwlock_MYISAM_SHARE_mmap_lock;
99
100 static PSI_rwlock_info all_myisam_rwlocks[]=
101 {
102 { &mi_key_rwlock_MYISAM_SHARE_key_root_lock, "MYISAM_SHARE::key_root_lock", 0},
103 { &mi_key_rwlock_MYISAM_SHARE_mmap_lock, "MYISAM_SHARE::mmap_lock", 0}
104 };
105
106 PSI_cond_key mi_key_cond_MI_SORT_INFO_cond;
107
108 static PSI_cond_info all_myisam_conds[]=
109 {
110 { &mi_key_cond_MI_SORT_INFO_cond, "MI_SORT_INFO::cond", 0}
111 };
112
113 PSI_file_key mi_key_file_datatmp, mi_key_file_dfile, mi_key_file_kfile,
114 mi_key_file_log;
115
116 static PSI_file_info all_myisam_files[]=
117 {
118 { & mi_key_file_datatmp, "data_tmp", 0},
119 { & mi_key_file_dfile, "dfile", 0},
120 { & mi_key_file_kfile, "kfile", 0},
121 { & mi_key_file_log, "log", 0}
122 };
123
124 PSI_thread_key mi_key_thread_find_all_keys;
125
126 static PSI_thread_info all_myisam_threads[]=
127 {
128 { &mi_key_thread_find_all_keys, "find_all_keys", 0},
129 };
130
131 static PSI_memory_info all_myisam_memory[]=
132 {
133 { &mi_key_memory_MYISAM_SHARE, "MYISAM_SHARE", 0},
134 { &mi_key_memory_MI_INFO, "MI_INFO", 0},
135 { &mi_key_memory_MI_INFO_ft1_to_ft2, "MI_INFO::ft1_to_ft2", 0},
136 { &mi_key_memory_MI_INFO_bulk_insert, "MI_INFO::bulk_insert", 0},
137 { &mi_key_memory_record_buffer, "record_buffer", 0},
138 { &mi_key_memory_FTB, "FTB", 0},
139 { &mi_key_memory_FT_INFO, "FT_INFO", 0},
140 { &mi_key_memory_FTPARSER_PARAM, "FTPARSER_PARAM", 0},
141 { &mi_key_memory_ft_memroot, "ft_memroot", 0},
142 { &mi_key_memory_ft_stopwords, "ft_stopwords", 0},
143 { &mi_key_memory_MI_SORT_PARAM, "MI_SORT_PARAM", 0},
144 { &mi_key_memory_MI_SORT_PARAM_wordroot, "MI_SORT_PARAM::wordroot", 0},
145 { &mi_key_memory_SORT_FT_BUF, "SORT_FT_BUF", 0},
146 { &mi_key_memory_SORT_KEY_BLOCKS, "SORT_KEY_BLOCKS", 0},
147 { &mi_key_memory_filecopy, "filecopy", 0},
148 { &mi_key_memory_SORT_INFO_buffer, "SORT_INFO::buffer", 0},
149 { &mi_key_memory_MI_DECODE_TREE, "MI_DECODE_TREE", 0},
150 { &mi_key_memory_MYISAM_SHARE_decode_tables, "MYISAM_SHARE::decode_tables", 0},
151 { &mi_key_memory_preload_buffer, "preload_buffer", 0},
152 { &mi_key_memory_stPageList_pages, "stPageList::pages", 0},
153 { &mi_key_memory_keycache_thread_var, "keycache_thread_var", 0}
154 };
155
init_myisam_psi_keys()156 void init_myisam_psi_keys()
157 {
158 const char* category= "myisam";
159 int count;
160
161 count= array_elements(all_myisam_mutexes);
162 mysql_mutex_register(category, all_myisam_mutexes, count);
163
164 count= array_elements(all_myisam_rwlocks);
165 mysql_rwlock_register(category, all_myisam_rwlocks, count);
166
167 count= array_elements(all_myisam_conds);
168 mysql_cond_register(category, all_myisam_conds, count);
169
170 count= array_elements(all_myisam_files);
171 mysql_file_register(category, all_myisam_files, count);
172
173 count= array_elements(all_myisam_threads);
174 mysql_thread_register(category, all_myisam_threads, count);
175
176 count= array_elements(all_myisam_memory);
177 mysql_memory_register(category, all_myisam_memory, count);
178 }
179 #endif /* HAVE_PSI_INTERFACE */
180
181