Percona

JULY 7, 2023

Unfortunately, using certain open source database software as part of an HA architecture can present significant challenges. Downtime due to SPOFs can also be attributed to bottlenecks from architectures designed for applications instead of databases. When the primary server fails, a standby server takes over as the new primary.

Availability 83

Availability Open Source Architecture Database 83

Adrian Cockcroft

JUNE 21, 2022

I became the Sun UK local specialist in performance and hardware, and as Sun transitioned from a desktop workstation company to sell high end multiprocessor servers I was helping customers find and fix scalability problems. We had specializations in hardware, operating systems, databases, graphics, etc.

Tuning 52

Tuning Benchmarking Engineering C++ 52

Percona

AUGUST 15, 2023

In this blog post, I provide an in-depth introduction to MySQL Replication, answering what it is, how it works , its benefits and challenges, as well as reviewing some of the MySQL replication concepts that are part of the MySQL environment (and Percona Server for MySQL specifically). Set the server-id to a unique value.

Servers 52

Servers Database Availability Traffic 52

All Things Distributed

AUGUST 16, 2012

An apples to apples comparison of the costs associated with running various usage patterns on-premises and with AWS requires more than a simple comparison of hardware expense versus always-on utility pricing for compute and storage. Total Cost of Ownership and the Return on Agility. By Werner Vogels on 16 August 2012 10:00 AM. Comments ().

AWS 118

AWS Hardware Traffic Best Practices 118

Percona

AUGUST 30, 2018

Because recognizing if the workload is read intensive or write intensive will impact your hardware choices, database configuration as well as what techniques you can apply for performance optimization and scalability. While our white paper Performance at Scale could provide useful insight if you are at the planning or review stage.

Benchmarking 47

Benchmarking Database Operating System Architecture 47

SQL Server According to Bob

JANUARY 11, 2020

Microsoft SQL Server I/O Basics Author: ​​ Bob Dorr, Microsoft SQL Server Escalation Published: ​​ December, 2004 SUMMARY: ​​ Learn the I/O requirements for Microsoft SQL Server database file operations. This White Paper is for informational purposes only.

Servers 40

Servers Cache Media Hardware 40

Percona

APRIL 17, 2023

It is common to see a value of “ 0″ ( or sometimes “10” ) on database servers, telling the kernel to prefer to swap to memory for better response times. The swap issue is explained in the excellent article by Jeremy Cole at the Swap Insanity and NUMA Architecture.

Best Practices 52

Best Practices Design Tuning Database 52