Percona Toolkit 2.2.20 发布了,Percona Toolkit 是一组高级的命令行工具,用来管理 MySQL 和系统任务,主要包括:
验证主节点和复制数据的一致性
有效的对记录行进行归档
找出重复的索引
总结 MySQL 服务器
从日志和 tcpdump 中分析查询
问题发生时收集重要的系统信息
更新内容:
新功能
New
--pause-fileoption has been implemented forpt-online-schema-change. When usedpt-online-schema-changewill pause while the specified file exists.pt-online-schema-changenow supports adding and removing theDATA DIRECTORYto a new table with the--data-dirand--remove-data-diroptions.Following schemas/tables have been added to the default ignore list:
mysql.gtid_execution,sys.sys_config,mysql.proc,mysql.inventory,mysql.plugin,percona.*(including checksums, DSNs table),test.*, andpercona_schema.*pt-summarynow provides information about Transparent huge pages.New
--preserve-embedded-numbersoption was implemented forpt-query-digestwhich can be used to preserve numbers in database/table names when fingerprinting queries.
更多 Bug 修复请查看完整 更新日志
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