pt time format

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Using Pt-table-checksum and Pt-table-sync to verify replication consistency

First, IntroductionPt-table-checksum is one of the Percona-toolkit series tools that can be used to detect the consistency of the data in the master and from the database. The principle is to run on the Main library, checksum the synchronized tables

Detailed description of replication consistency with pt-table-checksum and Pt-table-sync checks

First, IntroductionPt-table-checksum is one of the Percona-toolkit series tools that can be used to detect the consistency of the data in the master and from the database. The principle is to run on the main library, checksum the synchronized tables

Use pt-table-sync to restore inconsistent data

Use pt-table-sync to restore inconsistent data In the previous article, pt-table-checksum was used to verify data consistency. This section describes how to verify master-slave data consistency. when determining whether master-slave data is

Pt-table-checksum check and pt-table-sync repair data, checksum Check Tool

Pt-table-checksum check and pt-table-sync repair data, checksum Check Tool1. Download the ToolkitLog on to the website and download the corresponding toolkit https://www.percona.com/downloads/percona-toolkit/LATEST/2. Installation(1) yum

Use pt-query-digest to find the SQL statement that is not suitable, pt-query-digestsql

Use pt-query-digest to find the SQL statement that is not suitable, pt-query-digestsql  Overview of pt-query-digest1. Indexes can be executed more quickly, but there must be unreasonable indexes. If you want to find those indexes that are not very

MySQL slow query (ii)-Pt-query-digest detailed slow query log pt-query-digest slow log analysis

Essays-66 Articles-0 comments-MySQL slow query (ii)-Pt-query-digest detailed slow query log one, Introduction Pt-query-digest is a tool for analyzing MySQL slow query, it can analyze Binlog, Gene RAL Log, Slowlog, can also be analyzed via

Principles and Application of pt-online-schema-change, ptonlinechangeschema

Principles and Application of pt-online-schema-change, ptonlinechangeschema If it is reprinted, please indicate the source of the blog: www.cnblogs.com/xinysu/. The copyright belongs to xiaoradish in the blog garden. Thank you for your

MySQL Master-slave consistency check tool-pt

First, the environment1. System environment system IP Host name Description server_id centos6.7 Masterip Master Database: Master 177 centos6.7 Slaveip

Pt-table-checksum, Pt-table-sync Check master-Slave database consistency

A Download and install Toolshttp://www.percona.com/downloads/percona-toolkit/Currently the latest version is percona-toolkit_2.2.12.tar.gzAfter uploading to the server, unzip and set to environment variablesAdd path to MySQL user's environment

Use pt-table-checksum and pt-table-sync to fix Master-slave data inconsistency in mysql.

In the application of the MySql master-slave replication architecture, after various exceptions occur in the running DB for a long time, there may be inconsistency between the master and slave databases, and occasionally an error occurs in the same

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