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کد HTML:>> MySQLTuner 1.3.0 - Major Hayden <major@mhtx.net> >> Bug reports, feature requests, and downloads at http://mysqltuner.com/ >> Run with '--help' for additional options and output filtering [OK] Currently running supported MySQL version 5.5.31 [OK] Operating on 64-bit architecture -------- Storage Engine Statistics ------------------------------------------- [--] Status: +ARCHIVE +BLACKHOLE +CSV -FEDERATED +InnoDB +MRG_MYISAM [--] Data in MyISAM tables: 250M (Tables: 203) [--] Data in InnoDB tables: 183M (Tables: 317) [--] Data in PERFORMANCE_SCHEMA tables: 0B (Tables: 17) [--] Data in MEMORY tables: 0B (Tables: 1) [!!] Total fragmented tables: 333 -------- Security Recommendations ------------------------------------------- [OK] All database users have passwords assigned -------- Performance Metrics ------------------------------------------------- [--] Up for: 6h 36m 31s (3M q [153.599 qps], 212K conn, TX: 12B, RX: 299M) [--] Reads / Writes: 97% / 3% [--] Total buffers: 168.0M global + 2.8M per thread (151 max threads) [OK] Maximum possible memory usage: 583.2M (9% of installed RAM) [OK] Slow queries: 0% (0/3M) [OK] Highest usage of available connections: 13% (21/151) [OK] Key buffer size / total MyISAM indexes: 8.0M/182.7M [OK] Key buffer hit rate: 98.4% (1B cached / 16M reads) [!!] Query cache is disabled [OK] Sorts requiring temporary tables: 0% (179 temp sorts / 610K sorts) [!!] Temporary tables created on disk: 42% (173K on disk / 405K total) [!!] Thread cache is disabled [!!] Table cache hit rate: 3% (393 open / 11K opened) [OK] Open file limit used: 40% (410/1K) [OK] Table locks acquired immediately: 99% (2M immediate / 2M locks) [!!] InnoDB buffer pool / data size: 128.0M/183.7M [OK] InnoDB log waits: 0 -------- Recommendations ----------------------------------------------------- General recommendations: Run OPTIMIZE TABLE to defragment tables for better performance MySQL started within last 24 hours - recommendations may be inaccurate Enable the slow query log to troubleshoot bad queries When making adjustments, make tmp_table_size/max_heap_table_size equal Reduce your SELECT DISTINCT queries without LIMIT clauses Set thread_cache_size to 4 as a starting value Increase table_open_cache gradually to avoid file descriptor limits Read this before increasing table_open_cache over 64: http://bit.ly/1mi7c4C Variables to adjust: query_cache_size (>= 8M) tmp_table_size (> 16M) max_heap_table_size (> 16M) thread_cache_size (start at 4) table_open_cache (> 400) innodb_buffer_pool_size (>= 183M)
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