MySQL Performance Archives - The WebScale Database Infrastructure Architecture, Engineering and Operations Company

Mastering MySQL Instant DDLs: Enhancing Schema Changes with INSTANT

Mastering MySQL Instant DDLs: Enhancing Schema Changes with INSTANT Algorithm, Monitoring, and Rebuild Strategies In MySQL 8.0.12, a new DDL algorithm called INSTANT was introduced, enabling non-blocking schema changes. Initially, INSTANT DDLs allowed adding a [...]

Optimizing Inner Joins for High-Performance MySQL Queries

Optimizing Inner Joins for High-Performance MySQL Queries Inner JOINs in MySQL can have a substantial impact on query performance, potentially leading to increased memory and CPU utilization. This effect is particularly pronounced when dealing with [...]

Tips and Tricks for reducing Leaf Block Contention happening to InnoDB

Leaf block contention in InnoDB Leaf block contention in InnoDB tables can significantly impact the performance of your MySQL database, especially under high concurrency. This situation typically occurs when multiple transactions are trying to modify [...]

Comprehensive MySQL Health Check Guide: Scripts and Strategies for Optimal Database Performance

MySQL Health Check Performing regular health checks on your MySQL installation is vital for ensuring optimal performance, security, and reliability. A comprehensive health check involves various aspects of the MySQL database, from performance metrics to [...]

Optimizing InnoDB Buffer Pool for Enhanced MySQL WRITE Performance

Introduction Optimizing the InnoDB buffer pool for WRITE performance in MySQL involves several strategies that focus on efficiently managing memory usage and minimizing disk I/O. Here are some tips and tricks for achieving optimal WRITE [...]

Effective Strategies for Troubleshooting Ad-Hoc Query Performance Issues in MySQL

Introduction Ad-Hoc Query Performance in MySQL Troubleshooting performance issues with ad-hoc queries in MySQL involves identifying and resolving inefficiencies or execution delays. Since ad-hoc queries are often one-off or dynamically generated, they can perform poorly [...]

Optimizing JOIN Operations in MySQL 8 for Enhanced Performance and Scalability

Introduction MySQL, particularly the InnoDB engine used in MySQL 8, primarily relies on Nested Loop joins for query execution. However, understanding how joins work and implementing them efficiently is crucial for database performance and scalability. [...]

Optimizing MySQL 8 for Enhanced WRITE Performance: Key Configuration Strategies

Introduction Tuning MySQL 8 for optimised write operations involves adjusting various settings and structures to enhance the performance of insertions, updates, and deletions. Here's a focused approach to tuning these write operations. Strategies to Tune [...]

Enable or Disable Adaptive Hash Indexing in MySQL?

Introduction Deciding whether to enable or disable Adaptive Hash Indexing (AHI) in MySQL involves a careful evaluation of your database's workload characteristics and performance metrics. AHI can significantly speed up read operations for certain types [...]

Advanced Troubleshooting of MySQL Query Latency and Index Usage with eBPF

Using eBPF (extended Berkeley Packet Filter) for troubleshooting MySQL query latency and index usage is a sophisticated technique that leverages Linux's advanced tracing capabilities. eBPF allows you to trace system and application-level metrics without significant performance overhead [...]