st_key_cache结构参考

#include <keycache.h>

所有成员的列表。

公有属性
my_bool	key_cache_inited
my_bool	in_resize
my_bool	resize_in_flush
my_bool	can_be_used
size_t	key_cache_mem_size
uint	key_cache_block_size
ulong	min_warm_blocks
ulong	age_threshold
ulonglong	keycache_time
uint	hash_entries
int	hash_links
int	hash_links_used
int	disk_blocks
ulong	blocks_used
ulong	blocks_unused
ulong	blocks_changed
ulong	warm_blocks
ulong	cnt_for_resize_op
long	blocks_available
HASH_LINK **	hash_root
HASH_LINK *	hash_link_root
HASH_LINK *	free_hash_list
BLOCK_LINK *	free_block_list
BLOCK_LINK *	block_root
uchar HUGE_PTR *	block_mem
BLOCK_LINK *	used_last
BLOCK_LINK *	used_ins
pthread_mutex_t	cache_lock
KEYCACHE_WQUEUE	resize_queue
KEYCACHE_WQUEUE	waiting_for_resize_cnt
KEYCACHE_WQUEUE	waiting_for_hash_link
KEYCACHE_WQUEUE	waiting_for_block
BLOCK_LINK *	changed_blocks [CHANGED_BLOCKS_HASH]
BLOCK_LINK *	file_blocks [CHANGED_BLOCKS_HASH]
KEYCACHE_POST_WRITE_CALLBACK	post_write
ulonglong	param_buff_size
ulong	param_block_size
ulong	param_division_limit
ulong	param_age_threshold
ulong	global_blocks_changed
ulonglong	global_cache_w_requests
ulonglong	global_cache_write
ulonglong	global_cache_r_requests
ulonglong	global_cache_read
int	blocks
my_bool	in_init

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成员数据文档

ulong st_key_cache::age_threshold

uchar HUGE_PTR* st_key_cache::block_mem

BLOCK_LINK* st_key_cache::block_root

int st_key_cache::blocks

long st_key_cache::blocks_available

ulong st_key_cache::blocks_changed

ulong st_key_cache::blocks_unused

ulong st_key_cache::blocks_used

pthread_mutex_t st_key_cache::cache_lock

my_bool st_key_cache::can_be_used

BLOCK_LINK* st_key_cache::changed_blocks[CHANGED_BLOCKS_HASH]

ulong st_key_cache::cnt_for_resize_op

int st_key_cache::disk_blocks

BLOCK_LINK* st_key_cache::file_blocks[CHANGED_BLOCKS_HASH]

BLOCK_LINK* st_key_cache::free_block_list

HASH_LINK* st_key_cache::free_hash_list

ulong st_key_cache::global_blocks_changed

ulonglong st_key_cache::global_cache_r_requests

ulonglong st_key_cache::global_cache_read

ulonglong st_key_cache::global_cache_w_requests

ulonglong st_key_cache::global_cache_write

uint st_key_cache::hash_entries

HASH_LINK* st_key_cache::hash_link_root

int st_key_cache::hash_links

int st_key_cache::hash_links_used

HASH_LINK** st_key_cache::hash_root

my_bool st_key_cache::in_init

my_bool st_key_cache::in_resize

uint st_key_cache::key_cache_block_size

my_bool st_key_cache::key_cache_inited

size_t st_key_cache::key_cache_mem_size

ulonglong st_key_cache::keycache_time

ulong st_key_cache::min_warm_blocks

ulong st_key_cache::param_age_threshold

ulong st_key_cache::param_block_size

ulonglong st_key_cache::param_buff_size

ulong st_key_cache::param_division_limit

KEYCACHE_POST_WRITE_CALLBACK st_key_cache::post_write

Called when flushing any block

my_bool st_key_cache::resize_in_flush

KEYCACHE_WQUEUE st_key_cache::resize_queue

BLOCK_LINK* st_key_cache::used_ins

BLOCK_LINK* st_key_cache::used_last

KEYCACHE_WQUEUE st_key_cache::waiting_for_block

KEYCACHE_WQUEUE st_key_cache::waiting_for_hash_link

KEYCACHE_WQUEUE st_key_cache::waiting_for_resize_cnt

ulong st_key_cache::warm_blocks

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该结构的文档由以下文件生成：

• K:/CMGDKv18/SDK/Source/SQL/MySQL/include/keycache.h