MongoDB
一、MongoDB是一款NoSql数据库二、部署单实例MongoDB1.安装环境：（1）系统：Centos7.2（2）MongoDB：Percona的MongoDB3.42.配置yum源percona官方文档【https://www.percona.com/doc/perconarepoconfig/yumrepo.html】
MySQL 5.7使用xtabackup报错解决
报错信息：InnoDB:Anoptimized(withoutredologging)DDLoperationhasbeenperformed.Allmodifiedpagesmaynothavebeenflushedtothediskyet.为了解决这个错误，percona新加了三个参数xtraba
MyRocks vs InnoDB 的性能基准测试
导读作者：VadimTkachenko原文：https://www.percona.com/blog/2018/04/30/alookatmyrocksperformance/翻译：菜鸟盟（hades、bruce、冰焰）本文建议横屏阅读，效果更佳In
MHA MySQL Quick Start Guide
MHAMySQLQuickStartGuide02Sep2016ByMiguelAngelNieto(https://www.oschina.net/action/GoToLink?urlhttps%3A%2F%2Fwww.percona.com%2Fblog%2Faut
Percona XtraDB Cluster(PXC 5.7）
\\PerconaXtraDBCluster(PXC5.7)配置pxc清华yum源并安装root@pxc1~vim/etc/yum.repos.d/pxc.repoperconanamepercona_repobaseurlhttps://mirrors.tuna.tsing
Innodb页合并和页分裂
作者：MarcoTusa、SriSakthivel译者：孟维克，知数堂优秀校友原文链接：https://www.percona.com/blog/2017/04/10/innodbpagemergingandpagesplitting/h
InnoDB 缓冲池大小调整
导读翻译者：魏新平译文校稿：叶师傅原文出处：《ChunkChange:InnoDBBufferPoolResizing》https://www.percona.com/blog/2018/06/19/chunkchangeinnodbbufferpoolresiz
MySQL在线DDL gh
背景： 作为一个DBA，大表的DDL的变更大部分都是使用Percona的ptonlineschemachange(https://www.oschina.net/action/GoToLink?urlhttps%3A%2F%2Fwww.percona.com%2Fdoc%2Fperconatoolkit%2F3.0%2Fp
mysql主从数据一致性校验和修复
1\.安装yuminstallyperlIOSocketSSL.noarchperlDigestMD5yumyinstallhttp://www.percona.com/downloads/perconarelease/redhat/0.14/perconarelease0.14.noar
MySQL “Got an error reading communication packet”
导读作者：MuhammadIrfan原文：https://www.percona.com/blog/2016/05/16/mysqlgotanerrorreadingcommunicationpacketerrors/翻译：徐晨亮本文涉及链接已在文末展示，可复制到浏览器打开