Testsigma

NOVEMBER 28, 2019

Certifications, typically, are proof of the enhanced prowess in the stream for which the course has been taken. Certifications and Courses help validate as well as enhance our technical capability in a specific vertical. A lot of these tools also need a fair amount of time to be invested in learning courses and doing certifications.

Website 53

Website Testing Programming Automotive 53

Dynatrace

AUGUST 25, 2023

IT modernization improves public health services at state human services agencies For many organizations, the pandemic was a crash course in IT modernization as agencies scrambled to meet the community’s needs as details unfolded. The costs and challenges of technical debt Retaining older systems brings both direct and indirect costs.

Government 200

Government Infrastructure Programming Cloud 200

Dynatrace

DECEMBER 21, 2023

You might optimize your cooling system or move your data center to a colder region with reduced cooling demands. Of course, you need to balance these opportunities with the business goals of the applications served by these hosts. Reduce inter-process communications overhead. Implement intelligent retry and failover processes.

Cloud 205

Cloud Energy Best Practices Cache 205

Dynatrace

OCTOBER 4, 2022

The aforementioned principles have, of course, a major impact on the overall architecture. This architecture offers rich data management and analytics features (taken from the data warehouse model) on top of low-cost cloud storage systems (which are used by data lakes). Ingest and process with Grail. Grail architectural basics.

Artificial Intelligence 264

Artificial Intelligence Analytics Storage Architecture 264

Dynatrace

SEPTEMBER 14, 2022

With digital systems growing exponentially in size and complexity, industry trends like AIOps and DevSecOps are becoming the norm for application performance m onitoring (APM) and observability tools such as Dynatrace. Stacked area and stacked column charts are now also available in the Data explorer.

Metrics 225

Metrics Analytics Monitoring Efficiency 225

Dynatrace

MAY 17, 2023

For that, we focused on OpenTelemetry as the underlying technology and showed how you can use the available SDKs and libraries to instrument applications across different languages and platforms. We’d like to get deeper insight into the host, the underlying operating system, and any third-party services used by our application.

Metrics 168

Metrics Monitoring Database Network 168

Scalegrid

JANUARY 11, 2024

Key Takeaways Cloud security monitoring is a comprehensive approach involving both manual and automated processes to oversee servers, applications, platforms, and websites, using tools that are customized to fit unique cloud architectures. Of course, this is only true if the native solutions are used within the corresponding environment.

Best Practices 130

Best Practices Cloud Monitoring Strategy 130

The Netflix TechBlog

AUGUST 24, 2022

Working within the time budget introduces an extra resource constraint for the recommender system. The evaluation process may include trying to recognize the show from its box art, watching trailers, reading its synopsis or in some cases reading reviews for the show on some external website.

Metrics 178

Metrics Systems Architecture Processing 178

Scalegrid

JULY 29, 2020

It uses only one process which makes it very lightweight. If we require N parallel connections, this forks N child processes. By default, there are 32 child processes that are forked. This is shared between all clients, so a pooled connection is available to all clients. Pgpool-II defines one process per child process.

Benchmarking 246

Benchmarking Database Performance Testing Availability 246

Percona

MAY 10, 2023

I have seen many Linux Performance engineers looking at the “IOWait” portion of CPU usage as something to indicate whenever the system is I/O-bound. IOWait is completely gone and now this system does not look I/O-bound at all! If the CPU core gets idle because there is no work to do, the time is accounted as “idle.”

Cache 144

Cache Monitoring Open Source Processing 144

The Morning Paper

SEPTEMBER 26, 2019

Wireless attacks on aircraft instrument landing systems Sathaye et al., Today’s paper is a good reminder of just how important it is becoming to consider cyber threat models in what are primary physical systems, especially if you happen to be flying on an aeroplane – which I am right now as I write this! A quick primer on ILS.

Wireless 91

Wireless Systems Airlines Hardware 91

Dynatrace

OCTOBER 17, 2022

CloudOps includes processes such as incident management and event management. AIOps reduces the time needed to resolve an incident by automating key steps in the incident response process. The four stages of data processing. There are four stages of data processing: Collect raw data. Achieving autonomous operations.

DevOps 192

DevOps Artificial Intelligence Healthcare Innovation 192

Dynatrace

APRIL 18, 2022

Operations teams want to make sure the system doesn’t break. DevOps and SRE engineers experience a lot of pressure to deliver applications faster and that adhere to standards like “ the five nines ” of availability, resulting in many new service level requirements. Charting the course with Keptn.

Open Source 184

Open Source DevOps Cloud Metrics 184

Dynatrace

FEBRUARY 25, 2021

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 215

Lambda AWS Monitoring Serverless 215

Dynatrace

NOVEMBER 23, 2020

Today’s highly dynamic, heterogeneous, and complex software systems require organizations to establish observability for all provided cloud-native services. Gathering performance metrics like memory usage from systems where an agent can’t be installed. Dynatrace news.

Metrics 150

Metrics Open Source Tuning Analytics 150

The Morning Paper

JUNE 6, 2019

Towards federated learning at scale: system design Bonawitz et al., This is a high level paper describing Google’s production system for federated learning. The FL system contains a number of privacy-enhancing building blocks, but the privacy guarantees of any end-to-end system will always depend on how they are used.

Systems 71

Systems Design Google Servers 71

Dynatrace

JUNE 15, 2021

The fact is, Reliability and Resiliency must be rooted in the architecture of a distributed system. The subject line said: “Success Story: Major Issue in single AWS Frankfurt Availability Zone!” The problem started at 1:24PM PDT, with the services starting to become available again about 3 hours later. Ready to learn more?

AWS 186

AWS Traffic Architecture Azure 186

Dynatrace

SEPTEMBER 3, 2020

This already indicates that a few weeks if not months easily pass until one has honed the system far enough to completely trust it with production monitoring of business-critical applications. The second major concern I want to discuss is around the data processing chain. The four stages of data processing.

Software 264

Software Software Artificial Intelligence Metrics 264

Dynatrace

MARCH 11, 2021

Imagine traditional support operations: for every alert detected by a monitoring system, a ticket is created in an ITSM solution, someone then takes action on the ticket, kicks-off activities until the situation is resolved and the ticket can be closed. For example, invoking a webhook that creates a ticket in an ITSM system.

Tuning 262

Tuning Architecture Monitoring Big Data 262

Dynatrace

FEBRUARY 15, 2023

Grail – the foundation of exploratory analytics Grail can already store and process log and business events. This is only possible because of our no-index approach and massive parallel processing capabilities, which enable Dynatrace to offer extra-long data retention (15+ months) at full granularity that is cost-efficient and fast.

Analytics 226

Analytics Social Media Metrics Efficiency 226

Dynatrace

JUNE 16, 2020

IBM Z systems power billions of transactions each day and are used by most Fortune 500 companies. Over the years however, classic mainframe environments have been transformed, with their services frequently linked to distributed systems or an enterprise cloud. zIIP eligible time processed on general CPU. Dynatrace news.

Innovation 151

Innovation Metrics Infrastructure Programming 151

The Morning Paper

APRIL 16, 2019

Teaching rigorous distributed systems with efficient model checking Michael et al., It describes the labs environment, DSLabs , developed at the University of Washington to accompany a course in distributed systems. 175 undergraduates a year currently go through this course. EuroSys’19.

Systems 43

Systems Efficiency Testing Strategy 43

Dynatrace

MARCH 25, 2020

Are the systems we rely on every day as reliable via the home internet connection? Example #1 Order System: No change in user or buyers’ behavior. Both types of users mentioned access the same system, the only difference is that employees access it via the internal network and externals through a public exposed URL.

DevOps 172

DevOps Traffic Monitoring Engineering 172

Percona

AUGUST 30, 2023

Without data backup mechanisms, there can be data loss or system downtime. Even worse, entire operating systems can crash, also resulting in data loss. Choosing the right backup frequency: The appropriate frequency, of course, will vary from one organization to another. Similarly, accidental deletion is a culprit.

Database 92

Database Hardware Open Source Strategy 92

Dynatrace

OCTOBER 14, 2021

Gartner defines AIOps as the combination of “big data and machine learning to automate IT operations processes, including event correlation, anomaly detection, and causality determination.” This contrasts stochastic AIOps approaches that use probability models to infer the state of systems. But what is AIOps, exactly?

Artificial Intelligence 208

Artificial Intelligence DevOps Innovation Metrics 208

Randon ASCII

OCTOBER 15, 2018

Windows has long had a reputation for slow file operations and slow process creation. This weeks’ blog post covers a technique you can use to make process creation on Windows grow slower over time (with no limit), in a way that will be untraceable for most users! Have you ever wanted to make these operations even slower? Linker bug?

Processing 57

Processing Cache Programming Virtualization 57

Dynatrace

MARCH 17, 2021

Complex IT systems make it possible to buy your favorite pair of jeans online, pay your bills, or help you navigate. These systems produce an unimaginably huge amount of data. All the data bound to hosts is analyzed by the Davis AI causation engine and made available on custom dashboards and events pages. Dynatrace news.

Metrics 167

Metrics Monitoring Network Technology 167

Scalegrid

JANUARY 20, 2020

Follower clusters are a ScaleGrid feature that allows you to keep two independent database systems (of the same type) in sync. Here are a few critical ways in which it differs from replication: You can control how frequently the destination system syncs from source – once a week, once a day, or even less frequently.

Analytics 185

Analytics Storage Database Systems 185

The Morning Paper

MAY 12, 2019

An open-source benchmark suite for microservices and their hardware-software implications for cloud & edge systems Gan et al., Systems built with lots of microservices have different operational characteristics to those built from a small number of monoliths, we’d like to study and better understand those differences.

Open Source 61

Open Source Hardware Benchmarking Systems 61

Dynatrace

MAY 13, 2020

OneAgent gives you all the operational and business performance metrics you need, from the front end to the back end and everything in between—cloud instances, hosts, network health, processes, and services. GPU-based machine learning system crashes, and you don’t know why? Example 1: Gain visibility into your NVIDIA GPUs.

Infrastructure 134

Infrastructure Metrics Monitoring Software Engineering 134

Dynatrace

JUNE 9, 2020

Synthetic monitoring locations execute browser and HTTP monitors from within your own infrastructure and answer questions about the availability of applications (internal and external) from the perspective of specific points of interest such as branch offices. Dynatrace news. In the near future, you can also expect support for: Ubuntu 18.

Monitoring 133

Monitoring Hardware Servers Infrastructure 133

Smashing Magazine

JUNE 25, 2021

On design systems, CSS/JS and UX. Computer Electronics” and “Technology” appear to be the most popular course categories among edX students. I went to design communities on Facebook and LinkedIn, looking for students of online courses, asking them to answer some of my quick questions. Jump to online workshops ?. Audit Structure.

Education 83

Education Website Google Design 83

High Scalability

AUGUST 4, 2020

has hours of system design content. They also do live system design discussions every week. Application security products and processes, however, have not kept up with advances in software development. Check out Educative.io 's bestselling new 4-course learning track: Scalability and System Design for Developers.

Education 115

Education AWS Scalability Java 115

High Scalability

MARCH 30, 2020

has hours of system design content. They also do live system design discussions every week. Level up on in-demand technologies and prep for your interviews on Educative.io, featuring popular courses like the bestselling Grokking the System Design Interview. We take you through the hiring process from start to finish.

Education 105

Education Software Engineering Engineering Big Data 105

Percona

AUGUST 17, 2023

In another survey, using multiple metrics for overall popularity, PostgreSQL ranks as the fourth most popular database management system ( DB-Engines, March 2023 ). How-to documentation is readily available. It’s well-suited for organizations that require mission-critical applications with high availability.

Open Source 82

Open Source Healthcare Social Media Database 82

High Scalability

MARCH 24, 2020

You will be designing and implementing distributed systems : large-scale web crawling platform, integrating Deep Learning based web data extraction components, working on queue algorithms, large datasets, creating a development platform for other company departments, etc. We take you through the hiring process from start to finish.

Education 105

Education Software Engineering Engineering Big Data 105

Particular Software

JULY 18, 2022

So you don’t just get the next message waiting to be processed. While Kafka can deal with high traffic volumes, the right partition strategy is a key factor and will have a major impact on the scalability and elasticity of the whole system. But what happens if something fails while processing an event in Kafka?

Transportation 98

Transportation Azure Processing Systems 98