KeyCDN

AUGUST 15, 2019

Before you begin tuning your website or application, you must first figure out which metrics matter most to your users and establish some achievable benchmarks. Just because everything works perfectly during production testing doesn’t mean that will be the case when your website is flooded with traffic.

Testing Tools 55

Testing Tools Best Practices Performance Testing Testing 55

Dynatrace

SEPTEMBER 29, 2021

This opens the door to auto-scalable applications, which effortlessly matches the demands of rapidly growing and varying user traffic. Docker Engine is built on top containerd , the leading open-source container runtime, a project of the Cloud Native Computing Foundation (DNCF). What is Docker? What is Kubernetes?

Open Source 302

Open Source Traffic DevOps Cloud 302

The Netflix TechBlog

OCTOBER 18, 2019

For example, a ranking team would ingest live user traffic and subject it to a number of ranking configurations and simulate the event outcomes using predictive models running on canary rankers. To support these efforts, they developed and open sourced some tools along the way. Sam described Ax and BoTorch?—?Ax

Infrastructure 126

Infrastructure Metrics Architecture Efficiency 126

Dynatrace

JUNE 9, 2021

Their “ State of Open Source Security Report, 2020 ” found that the most common vulnerabilities are cross-site scripting vulnerabilities (18%), followed by malicious packages (13%). Snyk also reports that open-source software is a common entry point for vulnerabilities. Of these, WAF is much more commonly used today.

Open Source 181

Open Source Entertainment Tuning Internet 181

Smashing Magazine

MARCH 19, 2021

At the moment, around 35% of our mobile traffic is on iOS , so those users wouldn’t be getting the images faster, but encoding a large JPEG image only, or encoding both AVIF and JPEG files would unnecessarily bloat HTML which we wanted to avoid. Smashing Podcast: Tune In And Get Inspired.

Mobile 140

Mobile Design Cache Code 140

The Netflix TechBlog

OCTOBER 18, 2019

For example, a ranking team would ingest live user traffic and subject it to a number of ranking configurations and simulate the event outcomes using predictive models running on canary rankers. To support these efforts, they developed and open sourced some tools along the way. Sam described Ax and BoTorch?—?Ax

Infrastructure 100

Infrastructure Metrics Architecture Efficiency 100

Percona

MARCH 23, 2023

PostgreSQL is a free and open source object-relational database management system (ORDBMS) that has existed since the mid-1990s. Open source and free PostgreSQL is an open source database, which means it is free to use, distribute, and modify.

Database 115

Database Open Source Traffic Small Business 115

KeyCDN

SEPTEMBER 20, 2018

Not all back-end errors affect the user experience, but keeping track of them can prove helpful when tuning your app. The Google DevTools console can give you real-time feedback to help you trace the source of errors, and you can set handlers to automate exception data collection.

Strategy 67

Strategy Monitoring Website Google 67

The Netflix TechBlog

AUGUST 13, 2020

You’re half awake and wondering, “Is there really a problem or is this just an alert that needs tuning? This is a critical application so you drag yourself out of bed, open your laptop, and start poring through dashboards for more info. Telltale combines a variety of data sources to create a holistic view of an application’s health.

Monitoring 210

Monitoring Tuning Traffic Metrics 210

Dynatrace

OCTOBER 25, 2022

Henrik Rexed, Open-Source Advocate. With the distribution of Kubernetes, there is growing interest in using service mesh technology to add secure service-to-service communication and fine-grained management of ingress/egress traffic rules while keeping platform operations teams in the driver’s seat.

Efficiency 236

Efficiency Best Practices DevOps Open Source 236

The Netflix TechBlog

APRIL 29, 2019

We use and contribute to many open-source Python packages, some of which are mentioned below. Demand Engineering Demand Engineering is responsible for Regional Failovers , Traffic Distribution, Capacity Operations and Fleet Efficiency of the Netflix cloud. We are proud to say that our team’s tools are built primarily in Python.

Open Source 279

Open Source Network Infrastructure Big Data 279

Dynatrace

DECEMBER 8, 2020

Open source has also become a fundamental building block of the entire cloud-native stack. While leveraging cloud-native platforms, open-source and third-party libraries accelerate time to value significantly, it also creates new challenges for application security.

Cloud 290

Cloud Open Source Internet Internet 290

Dynatrace

FEBRUARY 16, 2023

For example, these include verifying app deployments, isolating faults coming from a single IP address, identifying root causes of traffic spikes, or investigating malicious user activity. Open source solutions are also making tracing harder.

Analytics 186

Analytics Innovation Metrics Database 186

Dynatrace

MAY 17, 2023

OpenTelemetry , the open source observability tool, has become the go-to standard for instrumenting custom applications to collect observability telemetry data. This allows us to quickly tell whether the network link may be saturated or the processor is running at its limit.

Metrics 171

Metrics Monitoring Database Network 171

Dynatrace

DECEMBER 9, 2020

With Dynatrace OneAgent you also benefit from support for traffic routing and traffic control. OneAgent implements network zones to create traffic routing rules and limit cross data-center traffic. Stay tuned for upcoming announcements around OpenTracing and OpenTelemetry. What’s next?

Java 233

Java Traffic Strategy Architecture 233

The Netflix TechBlog

OCTOBER 18, 2022

We started seeing signs of scale issues, like: Slowness during peak traffic moments like 12 AM UTC, leading to increased operational burden. At Netflix, the peak traffic load can be a few orders of magnitude higher than the average load. Hence, the system has to withstand bursts in traffic while still maintaining the SLO requirements.

Java 202

Java Scalability Traffic Architecture 202

Dynatrace

JUNE 17, 2019

Keptn is an open source enterprise-grade control plane for cloud-native continuous delivery and automated operations.” scaling up in case more resources are needed, redirect traffic for certain users, clear log directories, … In order to react fast, it is mandatory to automate as many of these tasks. Dynatrace news.

Cloud 195

Cloud Open Source Traffic Architecture 195

The Netflix TechBlog

DECEMBER 17, 2019

There are several open source CDC projects, often using the same underlying libraries, database APIs, and protocols. No locks on tables are ever acquired, which prevent impacting write traffic on the source database. Hence, downstream consumers have confidence to receive change events as they occur on a source.

Database 212

Database Traffic Transportation Open Source 212

The Netflix TechBlog

DECEMBER 17, 2019

There are several open source CDC projects, often using the same underlying libraries, database APIs, and protocols. No locks on tables are ever acquired, which prevent impacting write traffic on the source database. Hence, downstream consumers receive change events as they occur on a source.

Database 197

Database Traffic Transportation Open Source 197

Dynatrace

FEBRUARY 10, 2021

Over the past few years, Dynatrace has been a keen voice in the field of DevOps and provided enterprise knowledge and expertise in the shape of Keptn, the open-source, cloud-native, lifecycle orchestration control plane developed as a CNCF sandbox project. What’s next.

Cloud 167

Cloud DevOps Speed Azure 167

The Netflix TechBlog

NOVEMBER 2, 2021

It has become a de facto standard for perceptual quality measurements within Netflix and, thanks to its open-source nature , throughout the video industry. A bridge between two worlds To live such a life, we developed several “bridging” workflows, which allow us to route video quality traffic from Reloaded into Cosmos.

Media 171

Media Innovation Metrics Latency 171

The Netflix TechBlog

JULY 26, 2021

Operational Reporting Pipeline Example Iceberg Sink Apache Iceberg is an open source table format for huge analytics datasets. It is generating heartbeat signals at a constant frequency with the objective of using them as a baseline to verify the health of the pipeline regardless of traffic patterns or occasional silences.

Big Data 253

Big Data Government Analytics Processing 253

Percona

APRIL 17, 2023

The main objective of this post is to share my experience over the past years tuning MongoDB and centralize the diverse sources that I crossed in this journey in a unique place. systemctl stop tuned $ systemctl disable tuned Dirty ratio The dirty_ratio is the percentage of total system memory that can hold dirty pages.

Best Practices 52

Best Practices Design Tuning Database 52

KeyCDN

OCTOBER 31, 2018

Eclipse is open source and has all of the features you’d expect out of an IDE such as PHP profiling, syntax highlighting and unit testing; however, it requires a lot of resources to run, which could present an issue for smaller development teams. You can even install CMS components on top of XAMPP with the help of Bitnami.

Development 57

Development Open Source Java AWS 57

Alex Russell

MARCH 31, 2022

Like every other successful platform, the web operates on a finely tuned understanding of risk and trust , and deprecations are particularly explosive. [2] That is unlikely given the need for SRI annotations or the unbecoming practice of speeding up high-traffic sites, but not others. Trust Falls #. Which way should the policy go?

Cache 82

Cache Government Traffic Network 82

O'Reilly

SEPTEMBER 19, 2023

You can download these models to use out of the box, or employ minimal compute resources to fine-tune them for your particular task. ” (We’ll miss rush hour traffic.) “What if I bring my duffel bag instead of the roll-aboard?” We do this all the time, when we ask “what if?”

Hardware 99

Hardware Storage Big Data Blockchain 99

Smashing Magazine

SEPTEMBER 6, 2021

As such, a micro-optimization is, again, how you probably need to fine-tune things on a low level to really benefit from it. Luckily, multiple companies have been working on open-source QUIC and HTTP/3 implementations for over five years now, so we have several mature and stable options to choose from. What Does It All Mean?

Network 105

Network Servers Cache Traffic 105

Smashing Magazine

AUGUST 22, 2021

However, TCP is typically implemented in the operating system’s (OS’) kernel, a secure and more restricted environment, which for most OSes isn’t even open source. As such, tuning congestion logic is usually only done by a select few developers, and evolution is slow. Finally convinced?

Performance 106

Performance Network Latency Servers 106

All Things Distributed

APRIL 11, 2012

And like most AWS services, Amazon CloudSearch scales automatically as your data and traffic grow, making it an easy choice for applications small to large. Their main motivation is that existing search technologies, both commercial and open source, have proven to be hard to manage and complex to configure. Why Search?

Cloud 149

Cloud AWS Technology Technology 149