mysql
数据库引擎调优
---------------myisam----------------
Optimizing disk storage
Tuning your tables for performance
ANALYZE TABLE, OPTIMIZE TABLE,REPAIR TABLE。
Using the MyISAM utilities
myisam_ftdump 分析全文索引。
myisamchk 表性能分析。
myisamlog 日志变化分析。.
myisampack 压缩表。
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Storing a table in index order
Compressing tables
Defragmenting tables
Monitoring the key cache
Preloading key caches
Using multiple key caches
Other parameters to consider
--------------------innodb---------------
Using the SHOW ENGINE command
Using InnoDB monitors
Monitoring logfiles
Monitoring the buffer pool
Monitoring tablespaces
Using INFORMATION_SCHEMA tables
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Other parameters to consider:
innodb_thread_concurrency 调整并发线程0-->独立硬盘分区+cpu内核数;
innodb_fast_shutdown 减少关机时间;
innodb_lock_wait_timeout 默认锁超时;
批量导入数据时候: AUTOCOMMIT;暂时停止外键和唯一值限制。
作者 桔子