[pavel@ndb05 ~]$ perl mysqltuner.pl

 >>  MySQLTuner 1.0.0 - Major Hayden <major@mhtx.net>
 >>  Bug reports, feature requests, and downloads at http://mysqltuner.com/
 >>  Run with '--help' for additional options and output filtering
Please enter your MySQL administrative login: root
Please enter your MySQL administrative password:

-------- General Statistics --------------------------------------------------
[--] Skipped version check for MySQLTuner script
[OK] Currently running supported MySQL version 5.1.30-log
[OK] Operating on 64-bit architecture

-------- Storage Engine Statistics -------------------------------------------
[--] Status: -Archive -BDB -Federated +InnoDB -ISAM -NDBCluster
[--] Data in MyISAM tables: 6G (Tables: 50)
[--] Data in InnoDB tables: 90G (Tables: 121)
[--] Data in FEDERATED tables: 19G (Tables: 2)
[--] Data in MEMORY tables: 7M (Tables: 2)
[!!] Total fragmented tables: 112

-------- Performance Metrics -------------------------------------------------
[--] Up for: 27d 12h 44m 0s (2B q [859.713 qps], 61M conn, TX: 474B, RX: 245B)
[--] Reads / Writes: 81% / 19%
[--] Total buffers: 12.1G global + 32.4M per thread (800 max threads)
[!!] Maximum possible memory usage: 37.4G (238% of installed RAM)
[OK] Slow queries: 0% (44K/2B)
[!!] Highest connection usage: 100%  (801/800)
[OK] Key buffer size / total MyISAM indexes: 1.0G/251.1G
[OK] Key buffer hit rate: 100.0% (119B cached / 17M reads)
[OK] Query cache efficiency: 44.1% (606M cached / 1B selects)
[!!] Query cache prunes per day: 3620937
[OK] Sorts requiring temporary tables: 0% (402 temp sorts / 112M sorts)
[OK] Temporary tables created on disk: 0% (1 on disk / 54M total)
[OK] Thread cache hit rate: 99% (541K created / 61M connections)
[!!] Table cache hit rate: 0% (512 open / 506K opened)
[OK] Open file limit used: 4% (185/4K)
[OK] Table locks acquired immediately: 99% (5B immediate / 5B locks)
[!!] InnoDB data size / buffer pool: 90.5G/9.8G
