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mysqltuner.pl رو ران کردم ، اینا رو گفت : 
کد:
-------- General Statistics --------------------------------------------------
[--] Skipped version check for MySQLTuner script
[OK] Currently running supported MySQL version 5.5.31-log
[OK] Operating on 64-bit architecture
-------- Storage Engine Statistics -------------------------------------------
[--] Status: +Archive -BDB -Federated +InnoDB -ISAM -NDBCluster
[--] Data in InnoDB tables: 208K (Tables: 13)
[--] Data in PERFORMANCE_SCHEMA tables: 0B (Tables: 17)
[!!] Total fragmented tables: 13
-------- Security Recommendations -------------------------------------------
[OK] All database users have passwords assigned
-------- Performance Metrics -------------------------------------------------
[--] Up for: 14m 58s (9 q [0.010 qps], 10 conn, TX: 11K, RX: 938)
[--] Reads / Writes: 100% / 0%
[--] Total buffers: 576.0M global + 12.4M per thread (151 max threads)
[OK] Maximum possible memory usage: 2.4G (31% of installed RAM)
[OK] Slow queries: 0% (0/9)
[OK] Highest usage of available connections: 0% (1/151)
[OK] Key buffer size / total MyISAM indexes: 384.0M/97.0K
[!!] Query cache efficiency: 0.0% (0 cached / 4 selects)
[OK] Query cache prunes per day: 0
[OK] Temporary tables created on disk: 0% (0 on disk / 2 total)
[OK] Thread cache hit rate: 90% (1 created / 10 connections)
[OK] Table cache hit rate: 78% (26 open / 33 opened)
[OK] Open file limit used: 1% (20/1K)
[OK] Table locks acquired immediately: 100% (36 immediate / 36 locks)
[!!] Connections aborted: 50%
[OK] InnoDB data size / buffer pool: 208.0K/128.0M
-------- 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
Your applications are not closing MySQL connections properly
Variables to adjust:
query_cache_limit (> 1M, or use smaller result sets)
الان من عددی اینجا نمیبینم برای تغییرات کانفیگ my.cnf 
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