Remove Availability Remove Benchmarking Remove Course Remove Servers
article thumbnail

The Ultimate Guide to Database High Availability

Percona

To make data count and to ensure cloud computing is unabated, companies and organizations must have highly available databases. This guide provides an overview of what high availability means, the components involved, how to measure high availability, and how to achieve it.

article thumbnail

PostgreSQL Connection Pooling: Part 4 – PgBouncer vs. Pgpool-II

Scalegrid

This is shared between all clients, so a pooled connection is available to all clients. High availability. PostgreSQL high availability is supported through Pgpool-II in-built watcher processes. Not supported – PgBouncer recommends use of HAProxy for high availability and load balancing. When are connections reused?

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

In Defence of DOM­Content­Loaded

CSS Wizardry

However, as an internal benchmark, there are compelling reasons why some of you may actually want to keep tracking these ‘outdated’ metrics… Measure the User Experience The problem with using diagnostic metrics like Load or DOMContentLoaded to measure site-speed is that it has no bearing on how a user might actually experience your site.

Metrics 326
article thumbnail

A look behind the scenes of AWS Lambda and our new Lambda monitoring extension

Dynatrace

Of course, this requires a VM that provides rock-solid isolation, and in AWS Lambda, this is the Firecracker microVM. To handle N parallel requests, N Lambda instances need to be available, and AWS will spin up up to 1000 such instances automatically to handle 1000 parallel requests. The virtual CPU is turned off.

Lambda 212
article thumbnail

InnoDB Performance Optimization Basics

Percona

These guidelines work well for a wide range of applications, though the optimal settings, of course, depend on the workload. Hardware Memory The amount of RAM to be provisioned for database servers can vary greatly depending on the size of the database and the specific requirements of the company. Benchmark before you decide.

article thumbnail

An open-source benchmark suite for microservices and their hardware-software implications for cloud & edge systems

The Morning Paper

An open-source benchmark suite for microservices and their hardware-software implications for cloud & edge systems Gan et al., It’s a pretty impressive effort to pull together and make available in open source (not yet available as I write this) such a suite, and I’m sure explains much of the long list of 24 authors on this paper.

article thumbnail

What programming languages does HammerDB use and why does it matter?

HammerDB

HammerDB is a load testing and benchmarking application for relational databases. However, it is crucial that the benchmarking application does not have inherent bottlenecks that artificially limits the scalability of the database. Basic Benchmarking Concepts. To benchmark a database we introduce the concept of a Virtual User.