…MySQL…Qcache_free_blocksblogpercona.commanual Qcache_free_memoryblogpercona.commanual Qcache_hitsblogpercona.commanual Qcache_insertsblogpercona.commanual Qcache_lowmem_prunesblogpercona.commanual Qcache_not_cachedblogpercona.commanual Qcache_queries_in_cacheblogpercona.commanual Qcache…shared_memory_…
Post: MySQL Query Cache
July 27, 2006 By 70 Comments
… great feature called “Query Cache” which is quite helpful for MySQL Performance optimization tasks but there are number of things you… performance. This can be seen as large value of Qcache_free_blocks relatively to Qcache_free_memory. FLUSH QUERY CACHE command can be used for… certain value and watch Qcache_free_memory and Qcache_lowmem_prunes – If you’re not getting much of lowmem_prunes and free_memory stays high you…
Post: Query_cache and column level privileges
August 6, 2007 By 5 Comments
… ‘vadim’ Before query execution: mysql> show global status like ‘qcache%’; +————————-+———-+ | Variable_name | Value | +————————-+———-+ | Qcache_free_memory | 67091176 | | Qcache_hits | 0 | | Qcache_inserts | 0 | | Qcache_queries_in_cache | 0…
Comment: MySQL Server Memory Usage
September 1, 2006 By 21 Comments
…Qcache_free_blocks’, ’136′ ‘Qcache_free_memory‘, ’10272736′ ‘Qcache_hits’, ’14774371′ ‘Qcache_inserts’, ’83902401′ ‘Qcache_lowmem_prunes’, ’4314′ ‘Qcache_not_cached’, ’294363493′ ‘Qcache_queries_in_cache’, ’177′ ‘Qcache…
Comment: Using MyISAM in production
July 6, 2006 By 36 Comments
…Qcache_free_blocks | 5303 | | Qcache_free_memory | 486708416 | | Qcache_hits | 2845741 | | Qcache_inserts | 2623234 | | Qcache_lowmem_prunes | 0 | | Qcache_not_cached | 2638244 | | Qcache_queries_in_cache | 26168 | | Qcache…
Comment: MySQL Query Cache
November 2, 2011 By 70 Comments
… “complex” and that is the reason its not cached by MySQL. So is there any other option to cache it “force…, 0 Qcache_free_blocks, 1 Qcache_free_memory, 536834160 Qcache_hits, 0 Qcache_inserts, 2 Qcache_lowmem_prunes, 0 Qcache_not_cached, 15 Qcache_queries_in_cache, 2 Qcache_total_blocks…
