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Bug #13113026 INFORMATION_SCHEMA.INNODB_BUFFER_PAGE_LRUFROM 5.6 BACKPORT

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Backporting the WL#5716, "Information schema table for InnoDB
buffer pool information". Backporting revisions 2876.244.113,
2876.244.102 from mysql-trunk.

rb://1177 approved by Jimmy Yang.
This commit is contained in:
Annamalai Gurusami
2012-07-25 10:48:16 +05:30
parent 7baba64497
commit 1c6f78e337
12 changed files with 2142 additions and 16 deletions
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130
mysql-test/suite/innodb/r/innodb_information_schema_buffer.result Normal file
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SELECT * FROM INFORMATION_SCHEMA.INNODB_BUFFER_POOL_STATS;
SELECT count(*) FROM INFORMATION_SCHEMA.INNODB_BUFFER_POOL_STATS;
SELECT * FROM INFORMATION_SCHEMA.INNODB_BUFFER_PAGE;
SELECT COUNT(*) FROM INFORMATION_SCHEMA.INNODB_BUFFER_PAGE;
CREATE TABLE infoschema_buffer_test (col1 INT) ENGINE = INNODB;
INSERT INTO infoschema_buffer_test VALUES(9);
SELECT TABLE_NAME, INDEX_NAME, NUMBER_RECORDS, DATA_SIZE, PAGE_STATE, PAGE_TYPE
FROM INFORMATION_SCHEMA.INNODB_BUFFER_PAGE
WHERE TABLE_NAME like "%infoschema_buffer_test"
and PAGE_STATE="file_page" and PAGE_TYPE="index";
TABLE_NAME INDEX_NAME NUMBER_RECORDS DATA_SIZE PAGE_STATE PAGE_TYPE
test/infoschema_buffer_test GEN_CLUST_INDEX 1 29 FILE_PAGE INDEX
INSERT INTO infoschema_buffer_test VALUES(19);
SELECT TABLE_NAME, INDEX_NAME, NUMBER_RECORDS, DATA_SIZE, PAGE_STATE, PAGE_TYPE
FROM INFORMATION_SCHEMA.INNODB_BUFFER_PAGE
WHERE TABLE_NAME like "%infoschema_buffer_test"
and PAGE_STATE="file_page" and PAGE_TYPE="index";
TABLE_NAME INDEX_NAME NUMBER_RECORDS DATA_SIZE PAGE_STATE PAGE_TYPE
test/infoschema_buffer_test GEN_CLUST_INDEX 2 58 FILE_PAGE INDEX
CREATE INDEX idx ON infoschema_buffer_test(col1);
SELECT TABLE_NAME, INDEX_NAME, NUMBER_RECORDS, DATA_SIZE, PAGE_STATE, PAGE_TYPE
FROM INFORMATION_SCHEMA.INNODB_BUFFER_PAGE
WHERE TABLE_NAME like "%infoschema_buffer_test"
and PAGE_STATE="file_page" and INDEX_NAME = "idx" and PAGE_TYPE="index";
TABLE_NAME INDEX_NAME NUMBER_RECORDS DATA_SIZE PAGE_STATE PAGE_TYPE
test/infoschema_buffer_test idx 2 32 FILE_PAGE INDEX
DROP TABLE infoschema_buffer_test;
SELECT TABLE_NAME, INDEX_NAME, NUMBER_RECORDS, DATA_SIZE, PAGE_STATE, PAGE_TYPE
FROM INFORMATION_SCHEMA.INNODB_BUFFER_PAGE
WHERE TABLE_NAME like "%infoschema_buffer_test";
TABLE_NAME INDEX_NAME NUMBER_RECORDS DATA_SIZE PAGE_STATE PAGE_TYPE
CREATE TABLE infoschema_parent (id INT NOT NULL, PRIMARY KEY (id))
ENGINE=INNODB;
CREATE TABLE infoschema_child (id INT, parent_id INT, INDEX par_ind (parent_id),
FOREIGN KEY (parent_id)
REFERENCES infoschema_parent(id)
ON DELETE CASCADE)
ENGINE=INNODB;
SELECT count(*)
FROM INFORMATION_SCHEMA.INNODB_BUFFER_PAGE
WHERE TABLE_NAME like "%infoschema_child" and PAGE_STATE="file_page"
and PAGE_TYPE="index";
count(*)
2
DROP TABLE infoschema_child;
DROP TABLE infoschema_parent;
show create table information_schema.innodb_buffer_page;
Table Create Table
INNODB_BUFFER_PAGE CREATE TEMPORARY TABLE `INNODB_BUFFER_PAGE` (
`POOL_ID` bigint(21) unsigned NOT NULL DEFAULT '0',
`BLOCK_ID` bigint(21) unsigned NOT NULL DEFAULT '0',
`SPACE` bigint(21) unsigned NOT NULL DEFAULT '0',
`PAGE_NUMBER` bigint(21) unsigned NOT NULL DEFAULT '0',
`PAGE_TYPE` varchar(64) DEFAULT NULL,
`FLUSH_TYPE` bigint(21) unsigned NOT NULL DEFAULT '0',
`FIX_COUNT` bigint(21) unsigned NOT NULL DEFAULT '0',
`IS_HASHED` varchar(3) DEFAULT NULL,
`NEWEST_MODIFICATION` bigint(21) unsigned NOT NULL DEFAULT '0',
`OLDEST_MODIFICATION` bigint(21) unsigned NOT NULL DEFAULT '0',
`ACCESS_TIME` bigint(21) unsigned NOT NULL DEFAULT '0',
`TABLE_NAME` varchar(1024) DEFAULT NULL,
`INDEX_NAME` varchar(1024) DEFAULT NULL,
`NUMBER_RECORDS` bigint(21) unsigned NOT NULL DEFAULT '0',
`DATA_SIZE` bigint(21) unsigned NOT NULL DEFAULT '0',
`COMPRESSED_SIZE` bigint(21) unsigned NOT NULL DEFAULT '0',
`PAGE_STATE` varchar(64) DEFAULT NULL,
`IO_FIX` varchar(64) DEFAULT NULL,
`IS_OLD` varchar(3) DEFAULT NULL,
`FREE_PAGE_CLOCK` bigint(21) unsigned NOT NULL DEFAULT '0'
) ENGINE=MEMORY DEFAULT CHARSET=utf8
show create table information_schema.innodb_buffer_page_lru;
Table Create Table
INNODB_BUFFER_PAGE_LRU CREATE TEMPORARY TABLE `INNODB_BUFFER_PAGE_LRU` (
`POOL_ID` bigint(21) unsigned NOT NULL DEFAULT '0',
`LRU_POSITION` bigint(21) unsigned NOT NULL DEFAULT '0',
`SPACE` bigint(21) unsigned NOT NULL DEFAULT '0',
`PAGE_NUMBER` bigint(21) unsigned NOT NULL DEFAULT '0',
`PAGE_TYPE` varchar(64) DEFAULT NULL,
`FLUSH_TYPE` bigint(21) unsigned NOT NULL DEFAULT '0',
`FIX_COUNT` bigint(21) unsigned NOT NULL DEFAULT '0',
`IS_HASHED` varchar(3) DEFAULT NULL,
`NEWEST_MODIFICATION` bigint(21) unsigned NOT NULL DEFAULT '0',
`OLDEST_MODIFICATION` bigint(21) unsigned NOT NULL DEFAULT '0',
`ACCESS_TIME` bigint(21) unsigned NOT NULL DEFAULT '0',
`TABLE_NAME` varchar(1024) DEFAULT NULL,
`INDEX_NAME` varchar(1024) DEFAULT NULL,
`NUMBER_RECORDS` bigint(21) unsigned NOT NULL DEFAULT '0',
`DATA_SIZE` bigint(21) unsigned NOT NULL DEFAULT '0',
`COMPRESSED_SIZE` bigint(21) unsigned NOT NULL DEFAULT '0',
`COMPRESSED` varchar(3) DEFAULT NULL,
`IO_FIX` varchar(64) DEFAULT NULL,
`IS_OLD` varchar(3) DEFAULT NULL,
`FREE_PAGE_CLOCK` bigint(21) unsigned NOT NULL DEFAULT '0'
) ENGINE=MEMORY DEFAULT CHARSET=utf8
show create table information_schema.innodb_buffer_pool_stats;
Table Create Table
INNODB_BUFFER_POOL_STATS CREATE TEMPORARY TABLE `INNODB_BUFFER_POOL_STATS` (
`POOL_ID` bigint(21) unsigned NOT NULL DEFAULT '0',
`POOL_SIZE` bigint(21) unsigned NOT NULL DEFAULT '0',
`FREE_BUFFERS` bigint(21) unsigned NOT NULL DEFAULT '0',
`DATABASE_PAGES` bigint(21) unsigned NOT NULL DEFAULT '0',
`OLD_DATABASE_PAGES` bigint(21) unsigned NOT NULL DEFAULT '0',
`MODIFIED_DATABASE_PAGES` bigint(21) unsigned NOT NULL DEFAULT '0',
`PENDING_DECOMPRESS` bigint(21) unsigned NOT NULL DEFAULT '0',
`PENDING_READS` bigint(21) unsigned NOT NULL DEFAULT '0',
`PENDING_FLUSH_LRU` bigint(21) unsigned NOT NULL DEFAULT '0',
`PENDING_FLUSH_LIST` bigint(21) unsigned NOT NULL DEFAULT '0',
`PAGES_MADE_YOUNG` bigint(21) unsigned NOT NULL DEFAULT '0',
`PAGES_NOT_MADE_YOUNG` bigint(21) unsigned NOT NULL DEFAULT '0',
`PAGES_MADE_YOUNG_RATE` double NOT NULL DEFAULT '0',
`PAGES_MADE_NOT_YOUNG_RATE` double NOT NULL DEFAULT '0',
`NUMBER_PAGES_READ` bigint(21) unsigned NOT NULL DEFAULT '0',
`NUMBER_PAGES_CREATED` bigint(21) unsigned NOT NULL DEFAULT '0',
`NUMBER_PAGES_WRITTEN` bigint(21) unsigned NOT NULL DEFAULT '0',
`PAGES_READ_RATE` double NOT NULL DEFAULT '0',
`PAGES_CREATE_RATE` double NOT NULL DEFAULT '0',
`PAGES_WRITTEN_RATE` double NOT NULL DEFAULT '0',
`NUMBER_PAGES_GET` bigint(21) unsigned NOT NULL DEFAULT '0',
`HIT_RATE` bigint(21) unsigned NOT NULL DEFAULT '0',
`YOUNG_MAKE_PER_THOUSAND_GETS` bigint(21) unsigned NOT NULL DEFAULT '0',
`NOT_YOUNG_MAKE_PER_THOUSAND_GETS` bigint(21) unsigned NOT NULL DEFAULT '0',
`NUMBER_PAGES_READ_AHEAD` bigint(21) unsigned NOT NULL DEFAULT '0',
`NUMBER_READ_AHEAD_EVICTED` bigint(21) unsigned NOT NULL DEFAULT '0',
`READ_AHEAD_RATE` double NOT NULL DEFAULT '0',
`READ_AHEAD_EVICTED_RATE` double NOT NULL DEFAULT '0',
`LRU_IO_TOTAL` bigint(21) unsigned NOT NULL DEFAULT '0',
`LRU_IO_CURRENT` bigint(21) unsigned NOT NULL DEFAULT '0',
`UNCOMPRESS_TOTAL` bigint(21) unsigned NOT NULL DEFAULT '0',
`UNCOMPRESS_CURRENT` bigint(21) unsigned NOT NULL DEFAULT '0'
) ENGINE=MEMORY DEFAULT CHARSET=utf8