January 20, 2022 Architect, bigdata, linux, system No comments computer engine
We use presto as the main data query engine to provide data query services for business parties. In our architecture, presto as a core capability requires access to data query permission control, including permission control at the table and column levels. We designed The following scheme to achieve this requirement
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
Based on Netease Test
Read this PDF ：AEP_REDIS_TEST
Reference:
从Intel Optane SSD和DIMM谈全闪存性能优化
Intel Data-Centric Innovation Day的启示(2)-Intel AEP
Optane DIMM写速度比SSD慢？内存接口可能并非完美
Intel Optane DC持久化内存性能测试、数据库应用优化
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 automated operation and maintenance.
August 21, 2017 system No comments
Introduction of JKDB. JK.CN‘s data management platform.
A platform for database /cache system management
A platform for resource control management
A platform for all of data management
Download this PPT JKDB_PLATFORM
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 huge MySQL database environment.
Read this PDF: JKDB:BACKUP-RESTORE
We test Facebook WDT tool:https://github.com/facebook/wdt
Read this PDD: WDT-TEST
March 10, 2017 Architect, system No comments
We build a strong log-collection system to analyze total logs of our operation teams (including system ,database, web service ,load balance ,audit, cache system , hardware, iDrac logs). All of these logs are used to build a high streaming log system to find a particular performance point of our apps .We also analyze these logs in time to get a notification of attack or even a risk of event.
Download :log-center-arch.pdf
February 17, 2017 Architect, Architecture, maintain, MYSQL, system No comments
We build this system based on Inception (Qunar)。
All of MySQL DDL/DML operations are based on Donkey system, with strict approval process to keep online system strong and available.
Open this file by Mockplus Donkey-system