diff options
Diffstat (limited to 'storage/xtradb/include/ibuf0ibuf.h')
| -rw-r--r-- | storage/xtradb/include/ibuf0ibuf.h | 63 |
1 files changed, 38 insertions, 25 deletions
diff --git a/storage/xtradb/include/ibuf0ibuf.h b/storage/xtradb/include/ibuf0ibuf.h index 03ea0629af4..f2e1c80878e 100644 --- a/storage/xtradb/include/ibuf0ibuf.h +++ b/storage/xtradb/include/ibuf0ibuf.h @@ -1,6 +1,6 @@ /***************************************************************************** -Copyright (c) 1997, 2009, Innobase Oy. All Rights Reserved. +Copyright (c) 1997, 2013, Oracle and/or its affiliates. All Rights Reserved. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software @@ -11,8 +11,8 @@ ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with -this program; if not, write to the Free Software Foundation, Inc., -51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA +this program; if not, write to the Free Software Foundation, Inc., +51 Franklin Street, Suite 500, Boston, MA 02110-1335 USA *****************************************************************************/ @@ -35,6 +35,10 @@ Created 7/19/1997 Heikki Tuuri #ifndef UNIV_HOTBACKUP # include "ibuf0types.h" +/** Default value for maximum on-disk size of change buffer in terms +of percentage of the buffer pool. */ +#define CHANGE_BUFFER_DEFAULT_SIZE (25) + /* Possible operations buffered in the insert/whatever buffer. See ibuf_insert(). DO NOT CHANGE THE VALUES OF THESE, THEY ARE STORED ON DISK. */ typedef enum { @@ -98,6 +102,14 @@ void ibuf_init_at_db_start(void); /*=======================*/ /*********************************************************************//** +Updates the max_size value for ibuf. */ +UNIV_INTERN +void +ibuf_max_size_update( +/*=================*/ + ulint new_val); /*!< in: new value in terms of + percentage of the buffer pool size */ +/*********************************************************************//** Reads the biggest tablespace id from the high end of the insert buffer tree and updates the counter in fil_system. */ UNIV_INTERN @@ -364,26 +376,16 @@ will be merged from ibuf trees to the pages read, 0 if ibuf is empty */ UNIV_INTERN ulint -ibuf_contract( -/*==========*/ - ibool sync); /*!< in: TRUE if the caller wants to wait for the - issued read with the highest tablespace address - to complete */ -/*********************************************************************//** -Contracts insert buffer trees by reading pages to the buffer pool. -@return a lower limit for the combined size in bytes of entries which -will be merged from ibuf trees to the pages read, 0 if ibuf is -empty */ -UNIV_INTERN -ulint -ibuf_contract_for_n_pages( -/*======================*/ - ibool sync, /*!< in: TRUE if the caller wants to wait for the - issued read with the highest tablespace address - to complete */ - ulint n_pages);/*!< in: try to read at least this many pages to - the buffer pool and merge the ibuf contents to - them */ +ibuf_contract_in_background( +/*========================*/ + table_id_t table_id, /*!< in: if merge should be done only + for a specific table, for all tables + this should be 0 */ + ibool full); /*!< in: TRUE if the caller wants to + do a full contract based on PCT_IO(100). + If FALSE then the size of contract + batch is determined based on the + current size of the ibuf tree. */ #endif /* !UNIV_HOTBACKUP */ /*********************************************************************//** Parses a redo log record of an ibuf bitmap page init. @@ -411,9 +413,9 @@ ibuf_count_get( #endif /******************************************************************//** Looks if the insert buffer is empty. -@return TRUE if empty */ +@return true if empty */ UNIV_INTERN -ibool +bool ibuf_is_empty(void); /*===============*/ /******************************************************************//** @@ -455,6 +457,17 @@ ibuf_export_ibuf_status( ulint* discarded_delete_marks, ulint* discarded_deletes); +/******************************************************************//** +Checks the insert buffer bitmaps on IMPORT TABLESPACE. +@return DB_SUCCESS or error code */ +UNIV_INTERN +dberr_t +ibuf_check_bitmap_on_import( +/*========================*/ + const trx_t* trx, /*!< in: transaction */ + ulint space_id) /*!< in: tablespace identifier */ + __attribute__((nonnull, warn_unused_result)); + #define IBUF_HEADER_PAGE_NO FSP_IBUF_HEADER_PAGE_NO #define IBUF_TREE_ROOT_PAGE_NO FSP_IBUF_TREE_ROOT_PAGE_NO |