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- >> MySQLTuner 1.4.0 - Major Hayden <[email protected]>
- >> 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 5.5.42-cll-lve
- [OK] Operating on 64-bit architecture
- -------- Storage Engine Statistics -------------------------------------------
- [--] Status: +ARCHIVE +BLACKHOLE +CSV -FEDERATED +InnoDB +MRG_MYISAM
- [--] Data in MyISAM tables: 110M (Tables: 162)
- [--] Data in InnoDB tables: 8M (Tables: 363)
- [--] Data in PERFORMANCE_SCHEMA tables: 0B (Tables: 17)
- [!!] Total fragmented tables: 379
- -------- Security Recommendations -------------------------------------------
- [OK] All database users have passwords assigned
- -------- Performance Metrics -------------------------------------------------
- [--] Up for: 23m 35s (119K q [84.541 qps], 9K conn, TX: 192M, RX: 25M)
- [--] Reads / Writes: 96% / 4%
- [--] Total buffers: 1.6G global + 4.4M per thread (151 max threads)
- [OK] Maximum possible memory usage: 2.2G (74% of installed RAM)
- [OK] Slow queries: 0% (4/119K)
- [OK] Highest usage of available connections: 13% (20/151)
- [OK] Key buffer size / total MyISAM indexes: 500.0M/145.5M
- [OK] Key buffer hit rate: 100.0% (504M cached / 59K reads)
- [!!] Query cache efficiency: 11.6% (11K cached / 98K selects)
- [OK] Query cache prunes per day: 0
- [OK] Sorts requiring temporary tables: 0% (0 temp sorts / 76K sorts)
- [!!] Joins performed without indexes: 69863
- [OK] Temporary tables created on disk: 6% (5K on disk / 82K total)
- [OK] Thread cache hit rate: 99% (20 created / 9K connections)
- [OK] Table cache hit rate: 98% (354 open / 361 opened)
- [OK] Open file limit used: 0% (163/50K)
- [OK] Table locks acquired immediately: 98% (234K immediate / 238K locks)
- [OK] InnoDB buffer pool / data size: 1.0G/8.5M
- [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
- Adjust your join queries to always utilize indexes
- Variables to adjust:
- query_cache_limit (> 2M, or use smaller result sets)
- join_buffer_size (> 1.0M, or always use indexes with joins)
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