Optimizing MySQL Configuration - Percona

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Why would set an option • Sanity Check Options – Many do not impact Performance at all • General Options to set for Hardware and Workload – Few of them • Special Options – Defaults generally fine, unless your circumstances are very special www.percona.com
Do not let <strong>MySQL</strong> Swap • Allocating too much memory and having <strong>MySQL</strong> swapping is a lot worse than not using all memory • Monitor swapping (si/so from vmstat closely) • Start with safe buffer values and increase them gradually if a lot of memory stays free www.percona.com
Page 1 and 2: Optimizing MySQL Configuration Pete
Page 3 and 4: But Before We start • How many se
Page 5 and 6: Configuration Tuning Basics • Und
Page 7 and 8: Know Scope and Unit • sort_buffer
Page 9: Config Management Practices • Kee
Page 13 and 14: mysqtuner -------- General Statisti
Page 15 and 16: mysqltuner(3) -------- Recommendati
Page 17 and 18: tools.percona.com www.percona.com
Page 19 and 20: Lets look at the options now • Di
Page 21 and 22: General Options • max_connections
Page 23 and 24: General Options • back_log - Need
Page 25 and 26: General Options • log_bin - Enabl
Page 27 and 28: General Options • sort_buffer_siz
Page 29 and 30: MyISAM options • key_buffer_size
Page 31 and 32: Innodb - Memory Settings • innodb
Page 33 and 34: Innodb IO Options • innodb_read_i
Page 35 and 36: Other Innodb Options • innodb_dat
Page 37 and 38: Visibility Options • performance_
Page 39 and 40: Summary • Many Options to chose f
Page 41 and 42: Percona Live DC Sponsors Media Spon
Page 43 and 44: Want More MySQL Training? Percona T
Page 45 and 46: Peter Zaitsev pz@percona.com We're

Optimizing MySQL Configuration - Percona

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