DZone

FEBRUARY 25, 2023

We will show you exactly how to deploy a Nodejs app to the server using Docker containers, RDS Amazon Aurora, Nginx with HTTPS, and access it using the Domain Name. Amazon Aurora is a MySQL and PostgreSQL-compatible relational database available on AWS. We will deploy a Nodejs app to the server, Nginx, and Certbot as Docker containers.

AWS 274

AWS Servers Internet Internet 274

DZone

MARCH 25, 2022

As you may agree, it is important to test your code. Often I saw that this is not tested thoroughly or not at all. With Testcontainers , writing integration tests has become a commodity. The library is available on Maven Central and Github for everyone.

Testing 262

Testing Open Source Engineering Servers 262

Scalegrid

OCTOBER 31, 2019

Wondering which high availability framework to use for your PostgreSQL deployments ? We compared the top 3 frameworks, PostgreSQL Automatic Failover (PAF) vs. Replication Manager (repmgr) vs. Patroni , in our Managing High Availability in PostgreSQL series. PostgreSQL High Availability Framework Infographic.

Availability 187

Availability Azure AWS DevOps 187

Dynatrace

NOVEMBER 20, 2019

Having released this functionality in an Early Adopter Release with OneAgent version 1.173 and Dynatrace version 1.174 back in August 2019, we’re now happy to announce the General Availability of OneAgent full-stack monitoring for Linux on the IBM Z platform, sometimes informally referred to as Z/Linux. Host-performance measures.

Availability 43

Availability Hardware Java Tuning 43

The Netflix TechBlog

JUNE 14, 2023

The three strategies we will discuss today are AB Testing , Replay Testing, and Sticky Canaries. Before GraphQL: Monolithic Falcor API implemented and maintained by the API Team Before moving to GraphQL, our API layer consisted of a monolithic server built with Falcor. To launch Phase 1 safely, we used AB Testing.

Traffic 355

Traffic Latency Metrics Cache 355

Dynatrace

OCTOBER 10, 2024

You can use it to visualize CPU utilization across your hosts, disk space used, server-side response time, web request/service failure rates, or any other area where you need to spot outliers immediately. To achieve the best visual outcome, we recommend experimenting with the available customization options. Try different cell shapes.

Latency 246

Latency Infrastructure Monitoring Metrics 246

The Netflix TechBlog

MAY 4, 2023

This blog post will provide a detailed analysis of replay traffic testing, a versatile technique we have applied in the preliminary validation phase for multiple migration initiatives. In this testing strategy, we execute a copy (replay) of production traffic against a system’s existing and new versions to perform relevant validations.

Traffic 343

Traffic Latency Tuning Systems 343

Dynatrace

DECEMBER 8, 2022

DevOps platform engineers are responsible for cloud platform availability and performance, as well as the efficiency of virtual bandwidth, routers, switches, virtual private networks, firewalls, and network management. Open source CI/CD pipeline tool with extensible server automation for distributed builds and scaling. Atlassian Jira.

DevOps 246

DevOps Engineering Testing Open Source 246

Scalegrid

JULY 8, 2020

If you must kill the script at this point, there are two options available: SCRIPT KILL command can be used to stop a script that hasn’t yet done any writes. If the script has already performed writes to the server and must still be killed, use the SHUTDOWN NOSAVE to shutdown the server completely. 26379 @ test 172.31.2.48

Servers 239

Servers Database Availability Monitoring 239

Dynatrace

FEBRUARY 4, 2025

An example launchpad for developer audiences Summary It doesn’t matter if you shift left to fix bugs early in your Software Development Life Cycle or shift right to ensure code quality, testing, and release of a new feature. Enhance your developers experience with analytics and automation throughout the software delivery process.

Development 235

Development Analytics Code Architecture 235

Percona

JUNE 22, 2023

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.

Availability 132

Availability Database Open Source Hardware 132

Scalegrid

MARCH 23, 2020

It supports high-availability, provides automated load balancing, and has the intelligence to balance load between masters and slaves so write loads are always directed at masters, while read loads are directed to slaves. Once installed, we must configure Pgpool-II to enable the services we want, and connect to the PostgreSQL server.

Cache 264

Cache Servers Architecture Processing 264

Smashing Magazine

JANUARY 7, 2025

Too many concurrent server requests can lead to website crashes if youre not equipped to deal with them. The good news is that you can maximize availability and prevent website crashes by designing websites specifically for these events. You can free up space and reduce the load on your server by compressing and optimizing images.

Traffic 86

Traffic Website Design Cache 86

Dynatrace

MARCH 14, 2023

Available directly from the AWS Marketplace , Dynatrace provides full-stack observability and AI to help IT teams optimize the resiliency of their cloud applications from the user experience down to the underlying operating system, infrastructure, and services. How does Dynatrace help?

AWS 306

AWS Lambda Serverless Virtualization 306

High Scalability

FEBRUARY 17, 2021

This article is to simply report the YCSB bench test results in detail for five NoSQL databases namely Redis, MongoDB, Couchbase, Yugabyte and BangDB and compare the result side by side. I have also used the default six test scenarios as defined by the YCSB framework. I have restricted it to 10M records for each test.

Benchmarking 308

Benchmarking Latency C++ Database 308

CSS Wizardry

APRIL 22, 2020

They were either running their own infrastructure and installing and deploying Brotli everywhere proved non-trivial, or they were using a CDN who didn’t have readily available support for the new algorithm. Taking a very reductive and simplistic view of how files are transmitted from server to client, we need to look at TCP.

Latency 311

Latency Servers Website Speed 311

Dynatrace

AUGUST 8, 2019

We’re happy to announce the Early Adopter Release of OneAgent full-stack monitoring for Linux on the IBM Z platform, sometimes informally referred to as Z/Linux (available with OneAgent version 1.173 and Dynatrace version 1.174). For details on available metrics, see our help page on host performance monitoring. Dynatrace news.

Availability 34

Availability Hardware Java Tuning 34

Dynatrace

JULY 25, 2024

Development and QA process Assessing a vendor’s testing and quality assurance (QA) capabilities reveals their approach and commitment to validating changes and preventing new issues. Vendors take different testing and QA approaches, ranging from simple crash testing to newer strategies such as canary and blue-green.

Strategy 278

Strategy Monitoring Open Source Testing 278

SQL Performance

AUGUST 1, 2022

Recently I covered some of the T-SQL improvements in SQL Server 2022 here , and Aaron Bertrand covered additional improvements here. Microsoft just announced the release of SQL Server 2022 CTP 2.1. For example, suppose that prior to SQL Server 2022 you had the following query: SELECT. So far so good. FROM T1 INNER JOIN T2 ON T1.

Servers 142

Servers Testing C++ Code 142

Scalegrid

OCTOBER 18, 2024

Facilitating remote access to other computers or servers with easier navigation. Learning Resources: Are there tutorials, guides, and comprehensive documentation available for the tool? Cross-Platform Compatibility: Is the tool available on multiple operating systems (Windows, macOS, Linux)?

Open Source 147

Open Source Database Cloud Operating System 147

Percona

FEBRUARY 2, 2023

PostgreSQL server authentication refers to verifying the identity of a user trying to connect to the PostgreSQL server. The pg_hba.conf file is used to configure the authentication methods the PostgreSQL server uses and can specify different methods for different types of connections.

Database 138

Database Servers Testing Programming 138

Scalegrid

JULY 8, 2019

In this post, we outline the best way to host MySQL on Azure , including managed solutions, instance types, high availability replication, backup, and disk types to use to optimize your cloud database performance. High Availability Deployment. So, how do we configure high availability for MySQL on Azure?

Azure 219

Azure Cloud Virtualization Database 219

Percona

JUNE 12, 2023

When it comes to access to their applications, users demand instant, reliable, and secure interactions — and that means databases must be highly available. With database high availability (HA), services are largely uninterrupted, and end users are largely satisfied. The obvious answer is this: To achieve high availability.

Architecture 124

Architecture Availability Open Source Healthcare 124

Percona

SEPTEMBER 19, 2023

It looks like we succeeded, and I’m happy to announce that Percona Distribution for PostgreSQL 16 is now available! To highlight some: Logical replication from standby servers is now supported natively by PostgreSQL. We plan to make Percona images for PostgreSQL available on Docker Hub shortly.

Availability 130

Availability Open Source Database Servers 130

Dynatrace

AUGUST 11, 2022

Cloud providers then manage physical hardware, virtual machines, and web server software management. This enables teams to quickly develop and test key functions without the headaches typically associated with in-house infrastructure management. Increased availability. Increased testing complexity. Limited visibility.

Development 279

Development Serverless Best Practices Lambda 279

Scalegrid

SEPTEMBER 18, 2020

When deploying MongoDB in production, it is strongly recommended that you use an SSL-enabled geo-distributed replica-set configuration for maximum security and availability. One option is purchasing your own CA-signed SSL certificates and configuring them on the MongoDB server. ScaleGrid provides you two options for setting up SSL.

C++ 244

C++ Programming Servers Database 244

Dynatrace

DECEMBER 16, 2020

Automatically run thousands of automated tests. Ensure manual penetration testing. All steps are fully automated, from source code being compiled to binaries, to the upload of the binaries to the AWS infrastructure where they are available for customers to download. Automatically sign and verify during installation.

Software 289

Software Software Development AWS 289

Scalegrid

APRIL 28, 2020

Is my database cluster still highly available? All of our high availability options are offered in DigitalOcean, including 2 Replicas + 1 Arbiter, 3 Replicas and custom replica set setups. DigitalOcean does not have the concept of availability zones (AZ), so we distribute the nodes across different regions. High performance.

Azure 344

Azure AWS Database Latency 344

Dynatrace

JUNE 7, 2019

We continue to grow our public synthetic monitoring locations, but customers using Dynatrace Synthetic still need to monitor the performance and availability of internal web applications. With private synthetic browser monitors, we bring the testing capabilities available in public locations right into your own environment.

Network 203

Network Monitoring Servers Hardware 203

The Netflix TechBlog

FEBRUARY 3, 2021

Comprehensive documentation is available on the website but let’s walk through an example to show you how easy it is to use this framework. Just start the Spring Boot application, and the /graphql endpoint will be available, along with the GraphiQL query editor on /graphiql that comes out of the box. Let’s start with a simple schema.

Open Source 246

Open Source Java Architecture Metrics 246

Dynatrace

JUNE 21, 2024

Common user action metrics (or performance testing metrics) measured and monitored in DEM include the following: User action duration. The time from browser request to the first byte of information from the server. Use synthetic monitoring to conduct regular tests and identify potential issues before they impact real users.

Best Practices 264

Best Practices Monitoring Metrics Transportation 264

Dynatrace

MAY 28, 2020

After a new build gets deployed and automated tests executed, SLIs are evaluated against their SLOs and, depending on that result, a build is considered good (promoted) or bad (rolled back). “ The app description and supporting files such as load testing scripts are on the Keptn Example GitHub. This is what this blog is all about.

Engineering 270

Engineering Performance Metrics Best Practices 270

Percona

MARCH 1, 2023

EXPLAIN without the ANALYSE gives you the server’s estimated analysis of the performance of your query. Add in INVISIBLE INDEXes, and you can test the efficiency of an index without risking a disastrous rebuild after a delete. But before going with the MySQL Community Edition, you should look at Percona Server for MySQL.

Servers 133

Servers Open Source Tuning C++ 133

Percona

JULY 7, 2023

With the average cost of unplanned downtime running from $300,000 to $500,000 per hour , businesses are increasingly using high availability (HA) technologies to maximize application uptime. Where a high availability design once worked well, it can no longer keep up with more complex requirements.

Availability 98

Availability Open Source Architecture Database 98

Percona

FEBRUARY 27, 2023

The transition to Apple Silicon (the M1, M2 ARM-based CPUs) has been great for macOS fans in many ways, but it’s added some friction when you want to run containers locally for testing or development. The good news is we’ve got you covered with ARM64 container images for Percona Server for MongoDB 6. Prefer working with Podman?

Servers 114

Servers AWS Architecture Efficiency 114

Percona

NOVEMBER 1, 2023

MySQL Server – Community Edition The problem applies to all versions of the upstream MySQL Community up to 8.0.23. Here is an example scenario you may end up here: mysql > select @@version,@@version_comment; + --+ + | @@version | @@version_comment | + --+ + | 5.7.43 | MySQL Community Server (GPL) | + --+ + 1 row in set (0.00

Servers 117

Servers Database Cache C++ 117

Dynatrace

DECEMBER 27, 2022

Stable, well-calibrated SLOs pave the way for teams to automate additional processes and testing throughout the software delivery lifecycle. In this example, “Reverse proxy” and “Front-end server” are clearly in the critical path. Availability. SLOs promote automation. SLOs minimize downtime. Reliability.

Software 306

Software Software Benchmarking Latency 306