article thumbnail

Save Money in AWS RDS: Don’t Trust the Defaults

Percona

The innodb_io_capacity_max parameter was set to 2000, so the hardware should be able to deliver that many IOPS without major issues. Results in CloudWatch show we were right: The reduction during the last couple of weeks is more than 50% of IOPS, which is pretty decent now, and we haven’t changed the hardware at all.

AWS 117
article thumbnail

Impact of Querying Table Information From information_schema

Percona

On MySQL and Percona Server for MySQL , there is a schema called information_schema (I_S) which provides information about database tables, views, indexes, and more. The percentage in degradation will vary depending on many factors {hardware, workload, number of tables, configuration, etc.}. Results for Percona Server for MySQL 8.0

Cache 98
Insiders

Sign Up for our Newsletter

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

Trending Sources

article thumbnail

Why MySQL Could Be Slow With Large Tables

Percona

Some startups adopted MySQL in its early days such as Facebook, Uber, Pinterest, and many more, which are now big and successful companies that prove that MySQL can run on large databases and on heavily used sites. Some of them are: MySQL Cluster: MySQL NDB Cluster is an in-memory database clustering solution developed by Oracle for MySQL.

article thumbnail

AVIF for Next-Generation Image Coding

The Netflix TechBlog

The JPEG 2000 format , based on the discrete wavelet transform (DWT), was introduced as a successor to JPEG in the year 2000. Webp does not have all the flexibilities of JPEG 2000. There is a potential benefit in reusing the hardware in place for video compression/decompression. 264, a.k.a.

Code 212
article thumbnail

SQL Server I/O Basics Chapter #1

SQL Server According to Bob

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 will help you increase system performance and avoid I/O environment errors.

Servers 40
article thumbnail

SQL Server I/O Basics Chapter #2

SQL Server According to Bob

KB sectors run on smaller sectors   14 System and sample databases   15 Determining the formatted sector size of database   15 What sector sizes does SQL Server support? and ​​ 2000. KB boundary   12 Larger transaction logs   13 Restore and attach   14 Format for 4 ?KB

Servers 40
article thumbnail

The Different Software Testing Types Explained

Testsigma

How well the application will perform under stressful conditions of Database, Users, Data Load etc. Volume Testing- Aim of this testing is to ascertain how well the system behaves when a large volume of data or data operations are handled by Database. Will the database be able to store and process a huge volume of data?