Percona

FEBRUARY 24, 2023

Today, we are excited to announce the release of Percona Monitoring and Management (PMM) V2.35 , including a tech preview of label-based access control, the general availability of Helm Chart, and a range of enhancements to our Database as a Service (DBaaS) offerings, among other improvements and features. Stay tuned!

Availability 91

Availability Metrics Monitoring Open Source 91

Dynatrace

APRIL 17, 2024

With the availability of Linux on IBM Z and LinuxONE, the IBM Z platform brings a familiar host operating system and sustainability that could yield up to 75% energy reduction compared to x86 servers. You can now install OneAgent on Linux with s390 architecture. Next, set up log ingest.

Operating System 193

Operating System Energy Infrastructure Architecture 193

Dynatrace

MAY 28, 2024

For example, OneAgent helps you monitor the logs from a Kubernetes environment with automatic enrichment that identifies the right cluster, namespace, container, and pod ID. Jump directly into log insights by selecting a recommended query, for example, to see the errors related to a problem detected by Davis® AI during the selected timeframe.

Analytics 182

Analytics Infrastructure Database Monitoring 182

The Netflix TechBlog

MARCH 5, 2024

Operational simplicity Service owners often reach out to us with questions about excessive pause times and for help with tuning. No explicit tuning has been required to achieve these results. We have several frameworks that periodically refresh large amounts of on-heap data to avoid external service calls for efficiency.

Latency 228

Latency Java Tuning Efficiency 228

Dynatrace

MARCH 15, 2024

Syslog is the go-to protocol that delivers infrastructure administrators, network engineers, and security team logs that tell them all they need to know about their systems’ delivery, performance, availability, and security. Take a look at this example for configuration. Point your syslog sources to the collector and you’re done!

Open Source 189

Open Source Infrastructure Network Government 189

The Netflix TechBlog

MAY 4, 2023

Migrating Critical Traffic At Scale with No Downtime — Part 1 Shyam Gala , Javier Fernandez-Ivern , Anup Rokkam Pratap , Devang Shah Hundreds of millions of customers tune into Netflix every day, expecting an uninterrupted and immersive streaming experience. For example, if some fields in the responses are timestamps, those will differ.

Traffic 339

Traffic Latency Tuning Systems 339

Dynatrace

APRIL 5, 2024

For instance, consider how fine-tuned failure rate detection can provide insights for comprehensive understanding. Please refer to How to fine-tune failure detection (dynatrace.com) for further information. Let’s assume we created a service-availability SLO, monitoring the request failure count against the overall request counts.

Efficiency 213

Efficiency Traffic Tuning Metrics 213

Dynatrace

JANUARY 14, 2022

However, setting the right parameters for Kubernetes clusters to ensure application availability, performance, and resilience while avoiding overspending isn’t a walk in the park. Kubernetes microservices applications are a striking example of the complexity of today’s modern application and IT stacks. The Akamas approach.

Latency 192

Latency Tuning Efficiency AWS 192

The Netflix TechBlog

MARCH 14, 2023

An example of using Machine Learning to find shots of Eleven in Stranger Things and surfacing the results in studio application for the consumption of Netflix video editors. We must quickly surface the most stand-out highlights from the titles available on our service in the form of images and videos in the member experience.

Media 291

Media Innovation Energy Architecture 291

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? Telltale learns what constitutes typical health for an application, no alert tuning required. For example, a latency increase is less critical than error rate increase and some error codes are less critical than others.

Monitoring 210

Monitoring Tuning Traffic Metrics 210

Dynatrace

MAY 4, 2021

If your teams are using OpenTelemetry custom instrumentation to enrich monitoring data with project-specific details (for example, to add business data or capture developer-specific diagnostics points) and you want to retain their instrumentation invest. Trace ingest will be available for all customers within the next 90 days.

Cloud 264

Cloud Java Tuning Monitoring 264

Dynatrace

MARCH 15, 2024

For example, in a Kubernetes environment, a collector can automatically attach metadata about pods and namespaces to all observability data. You can create internal collector components of your own, for example, to receive telemetry data in a special format or to process it in a certain way. So, stay tuned.

Open Source 130

Open Source Best Practices Infrastructure Tuning 130

Percona

APRIL 7, 2023

If we were to select the most important MySQL setting, if we were given a freshly installed MySQL or Percona Server for MySQL and could only tune a single MySQL variable, which one would it be? MySQL comes pre-configured to be conservative instead of making the most of the resources available in the server. Why is that?

Tuning 135

Tuning Cache Servers Benchmarking 135

Dynatrace

OCTOBER 25, 2022

To ensure continuous availability, it‘s essential to proactively analyze potential problems and optimize the environment in advance to minimize the negative impact on users and improve user experience. The proper focus and best optimization level must be chosen wisely to get the most out of the available time.

Efficiency 224

Efficiency Best Practices DevOps Open Source 224

Dynatrace

NOVEMBER 14, 2023

Allow for flexibility Custom query variables are available to fine-tune guardian objectives and maintain flexibility in fetching data from Grail. An example of such a variable is the version number of a service. Given this example, the version number 0.1.0 is set where the variable $version is defined.

Government 183

Government Best Practices DevOps Engineering 183

Dynatrace

DECEMBER 18, 2023

This challenge has given rise to the discipline of observability engineering, which concentrates on the details of telemetry data to fine-tune observability use cases. The Collector’s principal developer is the OpenTelemetry team, but it also sees contributions of custom components by third parties (for example, Dynatrace).

Metrics 169

Metrics Engineering Energy Tuning 169

Dynatrace

JANUARY 4, 2024

A unified platform approach also makes OpenTelemetry data available to more teams across the organization for more diversified analysis. For example, one endpoint might be more heavily used than others, and therefore more likely to experience failure.

Metrics 160

Metrics Open Source Tuning Infrastructure 160

Dynatrace

MAY 20, 2020

The Metrics API v2 is the first v2 API available in Dynatrace. Dynatrace Keptn , for example, uses the new Metrics API v2 to monitor the outcomes of application deployment. While in the deprecation phase, they’ll still be available and function but won’t receive additional updates or features. GET /metrics.

Metrics 216

Metrics Operating System Tuning Monitoring 216

Dynatrace

JULY 18, 2023

While developers edit files, a simple CLI command applies configurations to Dynatrace and, for example, automates the setup of a quality gate, including workflows and Site Reliability Guardians. Stay tuned for more examples and easy-to-adopt automations provided in our public Github project.

Best Practices 179

Best Practices Code Infrastructure Latency 179

Dynatrace

AUGUST 16, 2021

Part 1 of this series starts will cover the key ingredients needed for successful DevOps use to deliver better software faster, followed by a short overview of GitHub Actions and example use cases related to deployment and release monitoring. Example #1 – Deploy application code to Kubernetes. GitHub and GitHub Actions.

Software 245

Software Software Open Source Azure 245

Percona

APRIL 24, 2023

Indexes are generally considered to be the panacea when it comes to SQL performance tuning, and PostgreSQL supports different types of indexes catering to different use cases. I keep seeing many articles and talks on “tuning” discussing how creating new indexes speeds up SQL but rarely ones discussing removing them.

Tuning 124

Tuning Cache Storage Database 124

Percona

AUGUST 29, 2018

In this post, we will discuss some important kernel parameters that can affect database server performance and how these should be tuned. vm.overcommit_ratio is the percentage of RAM that is available for overcommitment. You can tune the difference between the two ratios depending on your disk IO load. SHMMAX / SHMALL.

Tuning 54

Tuning Database Servers Processing 54

Dynatrace

OCTOBER 23, 2020

The shortest possible time to value offered by Dynatrace is one of the most important reasons that our customers select Dynatrace over other monitoring solutions available on the market. The Ansible OneAgent collection is available from two primary sources: Directly from Dynatrace. Dynatrace news.

Tuning 130

Tuning Monitoring Availability Architecture 130

Percona

FEBRUARY 15, 2023

This post will illustrate through a simple example how bloom filters work in MyRocks. Tuning In terms of tuning, two parameters can be tuned, the size of the bitmap and the number of bits set by every value. Bloom filters are an essential component of an LSM-based database engine like MyRocks.

Storage 125

Storage Tuning Cache Engineering 125

Dynatrace

OCTOBER 23, 2023

Is the right data available in these critical moments? For these tasks, you need a single source of truth with consolidated security data available at all times, easily generated and reproducible reports, and strong automation capabilities that help you be proactive and efficient. How fast can your teams get answers?

Efficiency 201

Efficiency Best Practices Tuning Internet 201

Dynatrace

FEBRUARY 9, 2022

While cloud vendors continue to invest in open standards (for example, AWS Distro for OpenTelemetry and Azure Monitor OpenTelemetry Exporter for.NET, Node.js, and Python applications ), a lot of setup effort is still required to use them. Stay tuned for updates. 3 End-to-end distributed trace including Azure Functions. trial page ?for

Serverless 177

Serverless Azure Lambda AWS 177

The Netflix TechBlog

FEBRUARY 13, 2024

An example data stream for an A/B test where each observation represents play-delay for the control (left) and treatment (right). For example, one situation we might face is that the median or mean play-delay is the same in treatment and control, but the treatment group experiences an increase in the upper quantiles of play-delay.

Testing 239

Testing Software Software Metrics 239

The Netflix TechBlog

JUNE 15, 2022

This post will discuss how Studio Search supports querying the data available in these indices. Sample Syntax For example, to find all comedies from France or Spain, the query would be: (genre == ‘comedy’) AND (country ANY [‘FR’, ‘SP’]) We used ANTLR to build the grammar for the Query DSL.

Engineering 183

Engineering Architecture Availability Tuning 183

Dynatrace

NOVEMBER 23, 2020

As the application owner of an e-commerce application, for example, you can enrich the source code of your application with domain-specific knowledge by adding actionable semantics to collected performance or business metrics. Getting specific metrics from libraries that are pre-instrumented with OpenTelemetry (for example, database drivers).

Metrics 150

Metrics Open Source Tuning Analytics 150

The Netflix TechBlog

AUGUST 1, 2022

The catalog of available DB connectors is growing (CockroachDB, Cassandra for example) More Processing patterns such as filter, projection, union, join, etc. for example an enriched Movie entity with several dimensions (such as the list of Talents ) that further can be indexed to fulfill search use cases. Please stay tuned!

Processing 272

Processing Transportation Entertainment Tuning 272

Dynatrace

MARCH 11, 2021

I wanted to understand how I could tune Dynatrace’s problem detection, but to do that I needed to understand the situation first. Take this situation as an example: When multiple problems happen in parallel the introduction of the “unhealthy situation” concept can reduce the number of support tickets. Problem type analysis.

Tuning 260

Tuning Architecture Monitoring Big Data 260

The Netflix TechBlog

NOVEMBER 11, 2022

Although model-based anomaly detection approaches are more scalable and suitable for real-time analysis, they highly rely on the availability of (often labeled) context-specific data. In semi-supervised anomaly detection models, only a set of benign examples are required for training. Manifest is a list of video, audio, subtitles, etc.

C++ 312

C++ Metrics Tuning Strategy 312

Scalegrid

DECEMBER 14, 2023

For example, your payment history might be on one database cluster and your analytics records on another cluster. Timeout Considerations in Replica Sets The availability and status of the replica servers heavily influence the initial connection timeout when working with MongoDB. </p>

Java 130

Java Network Servers Database 130

Dynatrace

JUNE 27, 2023

Logs complement out-of-the-box metrics and enable automated actions for responding to availability, security, and other service events. A Dynatrace S3 log forwarder has been available for some time to early adopters, with community support only. Many AWS services and third party solutions use AWS S3 for log storage.

AWS 187

AWS Cloud Lambda Analytics 187

Dynatrace

JANUARY 26, 2021

AWS Lambda functions are an example of how a serverless framework works: Developers write a function in a supported language or platform. Every time the trigger executes, the function runs on an available resource. Serverless vendors make resources available exactly when you need them. When the serverless model is not a benefit.

Serverless 239

Serverless Efficiency Lambda Azure 239

The Netflix TechBlog

OCTOBER 27, 2020

For example, in order to enhance our user experience, one online application fetches subscribers’ preferences data to recommend movies and TV shows. Then the KV DAL handles writing to the appropriate underlying storage engines depending on latency, availability, cost, and durability requirements. An Example of Schema Mapping.

Latency 243

Latency Storage Big Data Tuning 243

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. Let’s take our previous screenshot as an example. OneAgent is the native telemetry data collector and monitoring solution of Dynatrace.

Metrics 163

Metrics Monitoring Database Network 163