How to change the number or size of InnoDB Redo Log Files ?
To change the number or the size of your InnoDB redo log files, please follow the steps below: Step 1: Stop the MySQL server and confirm that it has shutdown without any errors Step 2: […]
MySQL
MySQL 8.0 : Improved error logging
We extensively use MySQL error logging for proactive diagnostics, MySQL 8 has improved error logging which is capable of sending multiple format (like JSON) logs to multiple destinations like Kibana for log processing and analysis. […]
Vacation DBA Services
DBA job in an large internet property or technology company is highly stressful and often they end-up working extended working hours (occasionally weekends also) Corporations globally are committed to guaranteeing maximum work-life balance for their […]
Benchmarking CPU, Memory, file I/O and mutex performance using Sysbench
We already have written blog on Sysbench (https://minervadb.com/index.php/2018/03/13/benchmarking-mysql-using-sysbench-1-1/) , so in this blog we are not covering basic details like installation and configuration of Sysbench. In this blog we are just specific on benchmarking CPU, […]
InnoDB Disk I/O Performance
You have developed an optimal database design (logical & physical), indexing methods and SQL(s), but still your database performance is slow due to disk I/O, The following below are few direct methods of tuning MySQL […]
InnoDB deadlocks explained with example
A deadlock happens when transaction holds lock that the another one needs, This usually happens when multiple transactions are waiting for a resource to become available, neither ever release the locks it holds. A deadlock […]
Quick and easy RPM based MySQL installation on CentOS
There are several ways you can install MySQL, Most common and quick installation of MySQL is often RPM based so we created this post for anyone who is absolute beginner in MySQL and want to […]
Benchmarking MySQL 5.7 using Sysbench 1.1
Sysbench is the most popular and high customizable benchmarking platform for MySQL (you can as well benchmark performance of Linux too), Sysbench pretty much helps performance benchmarking of all the following areas : CPU – […]
MySQL 5.7 Performance Tuning Immediately After Installation
What we do immediately after successful installation of MySQL 5.7 for performance and reliability ? We follow a very minimalistic approach for configuring my.cnf / MySQL system variables to optimally provision the available system resources […]
MinervaDB Technology Partnership Program
Are you an systems integrator, ISV or value added reseller / distributor powering database infrastructure operations of internet / mobility, IoT and technology companies ? Then you will be interested in talking to us. We […]