High Server Load on Centos 6.7 /w Litespeed

cool_recep

• August 23, 2015 09:01

Hi, my server load is too high for some time. About 2 weeks.
root@server [~]# perl mysqltuner.pl >> MySQLTuner 1.5.1 - Major Hayden >> 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 5.6.23 [OK] Operating on 64-bit architecture -------- Storage Engine Statistics ------------------------------------------- [--] Status: +ARCHIVE +BLACKHOLE +CSV -FEDERATED +InnoDB +MRG_MYISAM [--] Data in MyISAM tables: 2G (Tables: 399) [--] Data in InnoDB tables: 2G (Tables: 233) [--] Data in MEMORY tables: 14M (Tables: 5) [!!] Total fragmented tables: 74 -------- Security Recommendations ------------------------------------------- [OK] There is no anonymous account in all database users [OK] All database users have passwords assigned [--] There is 605 basic passwords in the list. -------- Performance Metrics ------------------------------------------------- [--] Up for: 2d 17h 23m 46s (82M q [350.842 qps], 3M conn, TX: 4274B, RX: 619B) [--] Reads / Writes: 66% / 34% [--] Binary logging is disabled [--] Total buffers: 16.1G global + 7.2M per thread (500 max threads) [OK] Maximum reached memory usage: 16.9G (53.97% of installed RAM) [OK] Maximum possible memory usage: 19.7G (62.85% of installed RAM) [OK] Slow queries: 0% (2/82M) [OK] Highest usage of available connections: 21% (108/500) [OK] Aborted connections: 0.00% (83/3357870) [OK] Query cache efficiency: 70.8% (42M cached / 60M selects) [!!] Query cache prunes per day: 10298 [OK] Sorts requiring temporary tables: 0% (4K temp sorts / 5M sorts) [OK] Temporary tables created on disk: 20% (439K on disk / 2M total) [OK] Thread cache hit rate: 99% (108 created / 3M connections) [OK] Table cache hit rate: 69% (1K open / 2K opened) [OK] Open file limit used: 13% (1K/10K) [OK] Table locks acquired immediately: 99% (39M immediate / 40M locks) -------- MyISAM Metrics ----------------------------------------------------- [!!] Key buffer used: 19.2% (3B used / 15B cache) [OK] Key buffer size / total MyISAM indexes: 14.9G/344.6M [OK] Read Key buffer hit rate: 100.0% (1B cached / 127K reads) [!!] Write Key buffer hit rate: 47.4% (10M cached / 5M writes) -------- InnoDB Metrics ----------------------------------------------------- [--] InnoDB is enabled. [!!] InnoDB buffer pool / data size: 128.0M/3.0G [!!] InnoDB buffer pool <= 1G and innodb_buffer_pool_instances(!=1). [OK] InnoDB Used buffer: 89.60% (7339 used/ 8191 total) [OK] InnoDB Read buffer efficiency: 99.93% (27964830575 hits/ 27983946430 total) [!!] InnoDB Write buffer efficiency: 0.00% (0 hits/ 1 total) [OK] InnoDB log waits: 0.00% (0 waits / 714836 writes) -------- AriaDB Metrics ----------------------------------------------------- [--] AriaDB is disabled. -------- Replication Metrics ------------------------------------------------- [--] No replication slave(s) for this server. [--] This is a standalone server.. -------- Recommendations ----------------------------------------------------- General recommendations: Run OPTIMIZE TABLE to defragment tables for better performance Increasing the query_cache size over 128M may reduce performance Variables to adjust: query_cache_size (> 969M) [see warning above] innodb_buffer_pool_size (>= 2G) if possible. innodb_buffer_pool_instances (=1)
My Software: [LIST]

Litespeed 5.0.5

PHP 5.6

MySQL 5.6.23

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  24x7server

  • August 24, 2015 06:14

  Hello, Following threads may be help you on high load issues, Please check it

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  cPanelMichael

  • August 31, 2015 19:48

  Hello :) Yes, I suggest reviewing the URL referenced in the previous post in order to troubleshoot the load issues on your system. Thank you.

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