MySQL  8.0.19
Source Code Documentation
buf0dump.h
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26 
27 /** @file include/buf0dump.h
28  Implements a buffer pool dump/load.
29 
30  Created April 08, 2011 Vasil Dimov
31  *******************************************************/
32 
33 #ifndef buf0dump_h
34 #define buf0dump_h
35 
36 #include "univ.i"
37 
38 /** Wakes up the buffer pool dump/load thread and instructs it to start
39  a dump. This function is called by MySQL code via buffer_pool_dump_now()
40  and it should return immediately because the whole MySQL is frozen during
41  its execution. */
42 void buf_dump_start();
43 
44 /** Wakes up the buffer pool dump/load thread and instructs it to start
45  a load. This function is called by MySQL code via buffer_pool_load_now()
46  and it should return immediately because the whole MySQL is frozen during
47  its execution. */
48 void buf_load_start();
49 
50 /** Aborts a currently running buffer pool load. This function is called by
51  MySQL code via buffer_pool_load_abort() and it should return immediately
52  because the whole MySQL is frozen during its execution. */
53 void buf_load_abort();
54 
55 /** This is the main thread for buffer pool dump/load. It waits for an
56 event and when waked up either performs a dump or load and sleeps
57 again. */
58 void buf_dump_thread();
59 
60 /** Generate the path to the buffer pool dump/load file.
61 @param[out] path generated path
62 @param[in] path_size size of 'path', used as in snprintf(3). */
63 void buf_dump_generate_path(char *path, size_t path_size);
64 
65 #endif /* buf0dump_h */
buf_dump_start
void buf_dump_start()
Wakes up the buffer pool dump/load thread and instructs it to start a dump.
Definition: buf0dump.cc:82
buf_load_start
void buf_load_start()
Wakes up the buffer pool dump/load thread and instructs it to start a load.
Definition: buf0dump.cc:91
buf_load_abort
void buf_load_abort()
Aborts a currently running buffer pool load.
Definition: buf0dump.cc:672
buf_dump_generate_path
void buf_dump_generate_path(char *path, size_t path_size)
Generate the path to the buffer pool dump/load file.
Definition: buf0dump.cc:188
path
static char * path
Definition: mysqldump.cc:130
buf_dump_thread
void buf_dump_thread()
This is the main thread for buffer pool dump/load.
Definition: buf0dump.cc:677