Recently we upgrade our database cluster to version 8.x .
Read this PDF to get some experience MySQL_8.x_upgrade[……]
December 6, 2021 MYSQL, software, system No comments upgrade
Recently we upgrade our database cluster to version 8.x .
Read this PDF to get some experience MySQL_8.x_upgrade[……]
October 24, 2018 Internals, MYSQL, rdbms No comments
On our job schedule system. Using osc-tool cause deadlock problem.
We investigated the root cause in detail and published this PDF doc.
January 18, 2018 Architect, Architecture, linux, MYSQL, software, system No comments
Donkey system is a fully automatic MySQL database change system.
It gives a great help both to the release of the business and the company’s automate[……]
August 16, 2017 Architect, Architecture, bigdata, hadoop, hive, network, NoSQL, rdbms No comments
We created a project called LC (log center) for ops department
All member of ops are using this system for analyzing in a lower layer.
We collects[……]
August 16, 2017 Architect, Internals, MYSQL, replication No comments
Actually, Mysqlbinlog tools can’t miner mysql binlog exactly correct.
In this post ,a special environment we got may hexadecimal characters what we[……]
May 11, 2017 Architect, backup, hardware, IDC, maintain, MYSQL, rdbms, replication, system No comments
JKDB PLATFORM – our company’s data management platform
In this post, we introduce backup-restore module,focus on automatic backup and restore in a[……]
February 17, 2017 Architect, Architecture, maintain, MYSQL, system No comments
September 21, 2016 Architecture, MYSQL, redis, system No comments
I found a useful tool named sniffer to help us analyze network packages (this tool can capture packages on specific port)
I use sniffer to analyze[……]
June 29, 2016 Architect, Architecture, hardware, MYSQL, network No comments
we use tcpcopy to make real traffic on our core systems. Many problems will be found in advance if we enlarge queries several times.
Read this PDF[……]