Dynatrace

AUGUST 24, 2020

To make this possible, the application code should be instrumented with telemetry data for deep insights, including: Metrics to find out how the behavior of a system has changed over time. Dynatrace VMware and virtualization documentation . Dynatrace Kubernetes documentation . Dynatrace OneAgent documentation .

Analytics 253

Analytics Infrastructure AWS Operating System 253

Dynatrace

OCTOBER 17, 2019

We’re no longer living in an age where large companies require only physical servers, with similar and rarely changing configurations, that could be manually maintained in a single Datacenter. And, applying the “Everything as Code” principles can greatly help achieve that. Benefits of Everything as Code. Dynatrace news.

Code 112

Code Infrastructure DevOps Cloud 112

Dynatrace

DECEMBER 4, 2023

Resource consumption: Observing computational resource availability and saturation, whether deployed in cloud-native environments like Kubernetes or CPU-enabled servers. Dynatrace OneAgent® is perfectly capable of automatically injecting and tracing code-level information for many technologies, such as Java,NET, Golang, and NodeJS.

Open Source 267

Open Source Metrics Java Latency 267

DZone

SEPTEMBER 11, 2021

Take a simple client-server use case. There would be some documentation around what the service looks like and basic configuration around that. But most of the time, there are some minor details every developer takes for granted, and the client-side and the server-side developer never discuss, and just a ssume.

Testing 237

Testing Servers Development Code 237

Dynatrace

NOVEMBER 3, 2023

Dynatrace provides tooling and documentation to help you migrate your Extensions 1.0 focused on technology coverage, building on the flexibility of JMX for Java and Python-based coded extensions for everything else. supports SNMP, WMI, Prometheus, and SQL data sources, and now also JMX; no code is required to leverage these extensions.

Technology 255

Technology Technology Scalability Availability 255

Dynatrace

FEBRUARY 14, 2022

Without any coding, these extensions make it easy to ingest data from these technologies and provide tailor-made analysis views and zero-config alerting. Multiple Prometheus servers might be required, creating significant maintenance efforts. documentation. Prometheus Data Source documentation.

Technology 229

Technology Technology Metrics Infrastructure 229

Dynatrace

MARCH 9, 2022

Reason : High memory consumption of XPath queries when parsing application documents. Here’s the proof that the update, which was first rolled out on 4 nodes and then to all 6, resulted in a 98% reduction of CPU usage: Updating the 3rd party library to use more efficient internal parsing of documents resulted in 98% of CPU usage reduction.

Java 233

Java Traffic Government Code 233

DZone

OCTOBER 25, 2023

TLDR eBPF is a mechanism that makes the kernel dynamically programmable without modifying the source code. eBPF has been running in production for over half a decade at an internet scale on millions of servers. You'll see the term BPF in Linux source code, and you'll see BPF and eBPF used interchangeably in tooling and documentation.

Internet 204

Internet Internet Programming Network 204

The Netflix TechBlog

AUGUST 22, 2019

The challenges with service management included: Stale documentation OS Updates High cognitive overhead A lack of continuous testing Scaling Image Creation Our existing AMI baking tool Aminator does not support Windows so we had to leverage other tools. We now have the software and instance configuration as code.

DevOps 211

DevOps AWS Tuning Infrastructure 211

Dynatrace

SEPTEMBER 7, 2019

Fully automatic deep code monitoring module injection. One of the unique strengths of Dynatrace OneAgent is the fully automated injection of the deep code monitoring module on Windows and Linux. Fully automated deep code monitoring module injection is available for all customers as of OneAgent version 1.175.

Code 130

Code Monitoring Java Operating System 130

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. You can download this sample database here.

Servers 142

Servers Testing C++ Code 142

Dynatrace

FEBRUARY 9, 2023

While memory allocation analysis can show wasteful or inefficient code, it can also reveal different problems, one of which we’ll examine in this blog post. We recently extended the pre-shipped code-level API definitions to group logical parts of our code so they’re consistently highlighted in all code-level views.

Java 221

Java Metrics Servers Code 221

Dynatrace

AUGUST 8, 2024

It’s also critical to have a strategy in place to address these outages, including both documented remediation processes and an observability platform to help you proactively identify and resolve issues to minimize customer and business impact. Software bugs Software bugs and bad code releases are common culprits behind tech outages.

Software 260

Software Software Infrastructure Network 260

Dynatrace

DECEMBER 16, 2021

Since December 10, days after a critical vulnerability known as Log4Shell was discovered in servers supporting the game Minecraft, millions of exploit attempts have been made of the Log4j 2 Java library, according to one team tracking the impact, with potential threat to millions more applications and devices across the globe. Dynatrace news.

Internet 263

Internet Internet Games Java 263

The Netflix TechBlog

NOVEMBER 4, 2019

By batching and parallelizing the requests to retrieve many creatives via a single query to the GraphQL server, we can optimize the index building process. Once all documents have been indexed with no errors, we swap the alias from the currently active index to the newly built index. The graph has two requirements. Search Indexer.

Cache 248

Cache Database Servers Performance 248

SQL Performance

SEPTEMBER 21, 2022

Even SQL Server stores some flag-based data using bitwise representation. Setting the server configuration option “ user options” using bitwise representation. Prior to SQL Server 2022, T-SQL had minimal support for bit manipulation. For the full technical details, I provided links to the official documentation.

Servers 122

Servers C++ Code Cache 122

Scalegrid

AUGUST 15, 2019

Should have an excellent way to measure server and query performance. It’s further enhanced by an in-place code editor which is also available in all three views. Query Code for converting queries to five target language: Java, Python, C#, PHP, and JavaScript (Node.js). Should facilitate data transfer between RDBMS and MongoDB.

Database 40

Database Servers Availability Monitoring 40

Percona

OCTOBER 10, 2023

Why choose Percona Server for MongoDB? Percona provides a drop-in replacement solution for MongoDB Community Edition that is based on the same upstream code delivered by MongoDB, Inc. Why release Percona Server for MongoDB 7 now? delivering the Upstream code do a great job and build a very solid tool.

Availability 107

Availability Servers Database Open Source 107

Dynatrace

MAY 31, 2019

As of today, the SAP ABAP application server remains the central component of the SAP ERP solution. The ABAP platform monitoring solution is based on the remote monitoring approach and so relies on a Dynatrace ActiveGate extension: No agent installation on SAP servers is required. No ABAP code instrumentation or injection is performed.

Monitoring 161

Monitoring Best Practices Programming Infrastructure 161

The Netflix TechBlog

JUNE 13, 2023

We can determine A/B test membership in either device application or backend code and selectively invoke new code paths and services. Cut-over and clean-up: Once the data is verified for correctness and completeness, dual writes and reads are disabled, any client code is cleaned up, and read/writes only occur to the new data store.

Traffic 287

Traffic Metrics Systems Strategy 287

Smashing Magazine

MAY 16, 2022

Rethinking Server-Timing As A Critical Monitoring Tool. Rethinking Server-Timing As A Critical Monitoring Tool. In the world of HTTP Headers, there is one header that I believe deserves more air-time and that is the Server-Timing header. Setting Server-Timing. Sean Roberts. 2022-05-16T10:00:00+00:00.

Servers 95

Servers Monitoring Cache Network 95

Dynatrace

JANUARY 19, 2020

As of today, the SAP ABAP application server remains the central component of the SAP ERP solution. The ABAP platform monitoring solution is based on the remote monitoring approach and so relies on a Dynatrace ActiveGate extension: No agent installation on SAP servers is required. No ABAP code instrumentation or injection is performed.

Monitoring 156

Monitoring Best Practices Infrastructure Servers 156

The Netflix TechBlog

NOVEMBER 12, 2024

It allows users to choose between different counting modes, such as Best-Effort or Eventually Consistent , while considering the documented trade-offs of each option. Reducing Code Complexity : We reduce a lot of code complexity in Counter Abstraction by delegating a major portion of the functionality to an existing service.

Latency 253

Latency Cache Infrastructure Strategy 253

The Netflix TechBlog

OCTOBER 27, 2023

Without a real return code, how can they know if it is safe to retry or not? When this happens, usually a k8s cloud-controller provided by the cloud vendor will detect that the actual server, in our case an EC2 Instance, has actually gone away, and will in turn delete the k8s node object. Where Do Lost Nodes Come From? UDP packet?

Hardware 239

Hardware Cloud Servers Code 239

Smashing Magazine

FEBRUARY 2, 2022

Improving JavaScript Bundle Performance With Code-Splitting. Improving JavaScript Bundle Performance With Code-Splitting. It’s a common misconception that the code which is produced by the framework build tools (Webpack, for example) is fully optimized and cannot be improved upon any further. The answer lies in code-splitting.

Code 91

Code Performance Network Website 91

The Netflix TechBlog

OCTOBER 23, 2019

Visibility The Polynote UI provides at-a-glance insights into the state of the kernel by showing kernel status, highlighting currently-running cell code, and showing currently executing tasks. A notebook execution is a record of a particular piece of code, run at a particular point in time, in a particular environment.

Open Source 235

Open Source Code Website Availability 235

CSS Wizardry

OCTOBER 16, 2023

Concatenating our files on the server: Are we going to send many smaller files, or are we going to send one monolithic file? Compile: the parsed code is compiled into optimised bytecode. Execute: the code is now executed, and does whatever we wanted it to do. It’s better to send no code than it is to compress 1MB down to 50KB.

Cache 338

Cache Latency Strategy Speed 338

Dynatrace

NOVEMBER 29, 2021

With Lambda, you are charged based on the number of requests for your functions and their duration (the time it takes for your code to execute) with millisecond granularity. This gives operations teams specific answers to help prioritize and the root cause with end-to-end visibility down to the code level to resolve the problem.

Lambda 225

Lambda AWS Serverless Metrics 225

DZone

SEPTEMBER 6, 2023

Recently, I had to use Ansible to implement infrastructure as code. Unfortunately, the target servers are behind a VPN, so the Linux machine would have to receive special software to allow it to join the VPN. The steps I followed will be documented next.

Virtualization 162

Virtualization Infrastructure Servers Processing 162

Dynatrace

NOVEMBER 16, 2021

This means Dynatrace isn’t collecting the metrics on the Prometheus server, but directly at the source of truth – the exporters. Additionally, you don’t have to worry about scaling the Prometheus infrastructure because doesn’t even have to be collected by the Prometheus server. Dashboarding as code. Alerting as code.

Metrics 214

Metrics Infrastructure Database Monitoring 214

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. Use color coding to tell a story. Have a look at them on our Dynatrace Playground. Try different cell shapes.

Latency 213

Latency Infrastructure Monitoring Metrics 213

The Netflix TechBlog

OCTOBER 14, 2024

This document details the intriguing process of debugging this issue, all the way from the UI down to the Linux kernel. Naturally, you would think that there must be something wrong with the code running in it. When the UI experienced delays, we observed a 5-second pause in packet transmission from server port 8888 to the laptop.

Latency 217

Latency Virtualization Traffic Processing 217

Dynatrace

MAY 27, 2022

At Dynatrace Perform 2022 , David Walker, a Lockheed Martin Fellow, and William Swofford, a full-stack engineer at Lockheed Martin, discuss how to create a self-diagnosing and self-healing IT server environment using this AIOps combination for auto-baselining, auto-remediation, monitoring as code, and more.

Artificial Intelligence 199

Artificial Intelligence Innovation Servers Database 199

Dynatrace

FEBRUARY 24, 2022

User actions processed per minute shows you the trend of user actions that are successfully processed, correlated with server-side?PurePath The Code Modules metric show the deployment status of the? The Code Modules metric show the deployment status of the?OneAgent OneAgent code modules. Self-monitoring documentation.

Monitoring 208

Monitoring Metrics Analytics Processing 208

SQL Performance

OCTOBER 7, 2020

The documentation says only the following operators can rewind: Table Spool. The Sort operator’s rewind behaviour may seem strange, but it has been this way from (at least) SQL Server 2000 to SQL Server 2019 inclusive (as well as Azure SQL Database). The post When Do SQL Server Sorts Rewind? Row Count Spool. Remote Query.

Servers 106

Servers Cache Azure Performance 106

Smashing Magazine

OCTOBER 29, 2018

Measuring Performance With Server Timing. Measuring Performance With Server Timing. That issue is slow server response times. There’s very little browser optimisations can do to improve a page that is simply slow to build on the server. Encompassed in that wait time is everything the server needs to do to build the page.

Servers 88

Servers Performance Metrics Database 88

The Netflix TechBlog

FEBRUARY 25, 2021

Our experience using GQLMS for rapid proof-of-concept applications confirmed two theories regarding the advertised benefits of GraphQL: The GraphiQL IDE displays any available GraphQL documentation right alongside the schema, dramatically improving developer ergonomics for API consumers (in contrast to the best-in-class Swagger UI ).

Database 206

Database Entertainment Infrastructure Architecture 206