1
0
mirror of https://github.com/MariaDB/server.git synced 2025-07-29 05:21:33 +03:00

buf0buf.c, buf0buf.ic, buf0buf.h:

Reduce memory usage of the buffer headers
Many files:
  Merge InnoDB-4.1 with AWE support


sql/mysqld.cc:
  Merge InnoDB-4.1 with AWE support
sql/set_var.cc:
  Merge InnoDB-4.1 with AWE support
sql/ha_innodb.h:
  Merge InnoDB-4.1 with AWE support
sql/ha_innodb.cc:
  Merge InnoDB-4.1 with AWE support
innobase/btr/btr0cur.c:
  Merge InnoDB-4.1 with AWE support
innobase/btr/btr0pcur.c:
  Merge InnoDB-4.1 with AWE support
innobase/buf/buf0flu.c:
  Merge InnoDB-4.1 with AWE support
innobase/buf/buf0lru.c:
  Merge InnoDB-4.1 with AWE support
innobase/buf/buf0rea.c:
  Merge InnoDB-4.1 with AWE support
innobase/include/btr0pcur.h:
  Merge InnoDB-4.1 with AWE support
innobase/include/buf0lru.h:
  Merge InnoDB-4.1 with AWE support
innobase/include/log0recv.h:
  Merge InnoDB-4.1 with AWE support
innobase/include/os0proc.h:
  Merge InnoDB-4.1 with AWE support
innobase/include/srv0srv.h:
  Merge InnoDB-4.1 with AWE support
innobase/log/log0log.c:
  Merge InnoDB-4.1 with AWE support
innobase/log/log0recv.c:
  Merge InnoDB-4.1 with AWE support
innobase/os/os0file.c:
  Merge InnoDB-4.1 with AWE support
innobase/os/os0proc.c:
  Merge InnoDB-4.1 with AWE support
innobase/srv/srv0srv.c:
  Merge InnoDB-4.1 with AWE support
innobase/srv/srv0start.c:
  Merge InnoDB-4.1 with AWE support
innobase/trx/trx0sys.c:
  Merge InnoDB-4.1 with AWE support
innobase/trx/trx0trx.c:
  Merge InnoDB-4.1 with AWE support
innobase/ut/ut0ut.c:
  Merge InnoDB-4.1 with AWE support
innobase/include/buf0buf.h:
  Reduce memory usage of the buffer headers
innobase/include/buf0buf.ic:
  Reduce memory usage of the buffer headers
innobase/buf/buf0buf.c:
  Reduce memory usage of the buffer headers
This commit is contained in:
unknown
2003-01-06 22:07:25 +02:00
parent ef62b4c948
commit 9497c99704
26 changed files with 1252 additions and 186 deletions

View File

@ -935,6 +935,7 @@ innobase_start_or_create_for_mysql(void)
/*====================================*/
/* out: DB_SUCCESS or error code */
{
buf_pool_t* ret;
ibool create_new_db;
ibool log_file_created;
ibool log_created = FALSE;
@ -970,6 +971,11 @@ innobase_start_or_create_for_mysql(void)
#ifdef UNIV_MEM_DEBUG
fprintf(stderr,
"InnoDB: !!!!!!!!!!!!!! UNIV_MEM_DEBUG switched on !!!!!!!!!!!!!!!\n");
#endif
#ifdef UNIV_SIMULATE_AWE
fprintf(stderr,
"InnoDB: !!!!!!!!!!!!!! UNIV_SIMULATE_AWE switched on !!!!!!!!!!!!!!!!!\n");
#endif
if (srv_sizeof_trx_t_in_ha_innodb_cc != (ulint)sizeof(trx_t)) {
@ -1002,6 +1008,17 @@ innobase_start_or_create_for_mysql(void)
srv_startup_is_before_trx_rollback_phase = TRUE;
os_aio_use_native_aio = FALSE;
#if !defined(__NT__) && !defined(UNIV_SIMULATE_AWE)
if (srv_use_awe) {
fprintf(stderr,
"InnoDB: Error: You have specified innodb_buffer_pool_awe_mem_mb\n"
"InnoDB: in my.cnf, but AWE can only be used in Windows 2000 and later.\n");
return(DB_ERROR);
}
#endif
#ifdef __WIN__
if (os_get_os_version() == OS_WIN95
|| os_get_os_version() == OS_WIN31
@ -1057,6 +1074,9 @@ innobase_start_or_create_for_mysql(void)
return(DB_ERROR);
}
/* Note that the call srv_boot() also changes the values of
srv_pool_size etc. to the units used by InnoDB internally */
err = srv_boot();
if (err != DB_SUCCESS) {
@ -1088,7 +1108,26 @@ innobase_start_or_create_for_mysql(void)
fil_init(SRV_MAX_N_OPEN_FILES);
buf_pool_init(srv_pool_size, srv_pool_size);
if (srv_use_awe) {
fprintf(stderr,
"InnoDB: Using AWE: Memory window is %lu MB and AWE memory is %lu MB\n",
srv_awe_window_size / ((1024 * 1024) / UNIV_PAGE_SIZE),
srv_pool_size / ((1024 * 1024) / UNIV_PAGE_SIZE));
/* We must disable adaptive hash indexes because they do not
tolerate remapping of pages in AWE */
srv_use_adaptive_hash_indexes = FALSE;
ret = buf_pool_init(srv_pool_size, srv_pool_size,
srv_awe_window_size);
} else {
ret = buf_pool_init(srv_pool_size, srv_pool_size,
srv_pool_size);
}
if (ret == NULL) {
return(DB_ERROR);
}
fsp_init();
log_init();