---------------myisam----------------
• Optimizing disk storage
• Tuning your tables for performanceANALYZE 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。 • 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
• 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。