DZone

JANUARY 31, 2020

I will refer to Netty Framework, TCP and Socket internals and some useful tools if you want to get some insights from your application and underlying system. In today's article, I'm going to discuss common principles that need to be followed if we want to build a scalable application that can handle thousands of connections.

Java 352

Java Scalability Network Monitoring 352

Dynatrace

JANUARY 16, 2023

As Kubernetes adoption increases and it continues to advance technologically, Kubernetes has emerged as the “operating system” of the cloud. Kubernetes is emerging as the “operating system” of the cloud. Java, Go, and Node.js Kubernetes is emerging as the “operating system” of the cloud.

Open Source 348

Open Source Java Operating System Programming 348

DZone

JULY 24, 2022

For years, researchers at UT Darmstadt have compared the performance of message-oriented middleware servers based on Java Messaging Service (JMS). In 2010, the SPECjms2007 benchmark record was smashed by HornetQ , an open-source enterprise messaging system from JBoss.

Benchmarking 276

Benchmarking Open Source Java Servers 276

Dynatrace

DECEMBER 12, 2021

In summary, the Log4Shell exploit allows an attacker to instruct the vulnerable system to download, and subsequently execute, a malicious command. Sensitive Data Access – Do the vulnerable Java processes access critical databases or file systems in the environment? Application List – Which applications use these libraries?

Java 243

Java Internet Internet Database 243

DZone

OCTOBER 11, 2022

Linux System Mining with Python ( Javalobby – The heart of the Java developer community). Java EE 7 is Final. Javalobby – The heart of the Java developer community). Learning Through Simulation ( Javalobby – The heart of the Java developer community). Thoughts, Insights and Further Pointers.

Java 244

Java Best Practices Google Analytics 244

Uber Engineering

JUNE 15, 2021

Unit testing forms the bedrock of any Continuous Integration (CI) system. It also … The post Handling flaky unit tests in Java appeared first on Uber Engineering Blog. It warns software engineers of bugs in newly-implemented code and regressions in existing code, before it is merged. This ensures increased software reliability.

Java 52

Java Testing Software Engineering Engineering 52

Dynatrace

JANUARY 23, 2024

In May 2023 the critical vulnerability CVE-2020-36641 in the Java library aXMLRPC was published in the National Vulnerability Database (NVD). To what extent attacks are possible depends on the Java version and other environmental factors. xml version="1.0"?> > <!DOCTYPE DOCTYPE foo [<!ENTITY

Java 214

Java Servers Code Software 214

Dynatrace

DECEMBER 12, 2021

In summary, the Log4Shell vulnerability allows an attacker to instruct the vulnerable system to download, and subsequently execute, a malicious command. Sensitive Data Access – Do the vulnerable Java processes access critical databases or file systems in the environment? Application List – Which applications use these libraries?

Java 191

Java Internet Internet Database 191

Dynatrace

APRIL 14, 2022

Because 60% of developers use Spring for their Java applications , many applications are potentially affected. With a critical CVSS rating of 9.8 , Spring4Shell leaves affected systems vulnerable to remote code execution (RCE). Further, the report lists Tomcat as the most popular Java application server.

Java 224

Java Servers Code Open Source 224

Dynatrace

FEBRUARY 13, 2023

With the increasing amount of sensitive information stored and processed, it’s essential to ensure that systems are secure and protected against potential threats. Combining these insights with Dynatrace Smartscape® topology lets you assess the impact of potential threats on the system more accurately.

Code 208

Code Java Testing Tools Testing 208

Dynatrace

JUNE 8, 2022

Find Java Apache HttpClient v5 and turn it on. Added automatic tracing support for JMS messaging on z/OS Java. Operating systems. Future Dynatrace OneAgent operating systems support changes. The following operating systems will no longer be supported starting 01 July 2022. JBoss Application Server 6, 7 for Java.

Java 161

Java Operating System Lambda Serverless 161

The Morning Paper

MARCH 15, 2020

Understanding, detecting and localizing partial failures in large system software , Lou et al., Partial failures ( gray failures ) occur when some but not all of the functionalities of a system are broken. Here are the key findings: Partial failures appear throughout the release history of each system, 54% within the last three years.

Systems 98

Systems Software Software Programming 98

Dynatrace

AUGUST 3, 2022

Malicious attackers have gotten increasingly better at identifying vulnerabilities and launching zero-day attacks to exploit these weak points in IT systems. A zero-day exploit is a technique an attacker uses to take advantage of an organization’s vulnerability and gain access to its systems.

Java 194

Java Traffic Benchmarking Strategy 194

The Netflix TechBlog

FEBRUARY 3, 2021

By open-sourcing the project, we hope to contribute to the Java and GraphQL communities and learn from and collaborate with everyone who will be using the framework to make it even better in the future. The transition to the new federated architecture meant that many of our backend teams needed to adopt GraphQL in our Java ecosystem.

Open Source 246

Open Source Java Architecture Metrics 246

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.

Internet 263

Internet Internet Games Java 263

DZone

FEBRUARY 13, 2021

‘ Load Average ‘ is an age-old metric reported in various operating systems. BuggyApp is an open-source Java project that can simulate various performance problems. It’s often assumed as a metric to indicate the CPU demand only. However, that is not the case. Load Average’ not only indicates CPU demand, but also the I/O demand (i.e.,

Operating System 199

Operating System Open Source Java Metrics 199

Dynatrace

MAY 19, 2022

The specification focuses primarily on feature flag evaluation in application code, leaving the definition and management of feature flags up to the feature flag management system. Inspired by OpenTelemetry, OpenFeature will provide specification-compliant SDKs in various languages such as Java, Node, Golang,NET, and more.

Java 265

Java Cloud Code Technology 265

Dynatrace

APRIL 13, 2023

Log auditing is a cybersecurity practice that involves examining logs generated by various applications, computer systems, and network devices to identify and analyze security-related events. It requires an understanding of cloud architecture and distributed systems, with the goal of automating processes.

Analytics 193

Analytics Java Infrastructure Cloud 193

Dynatrace

OCTOBER 17, 2021

Operating systems. Future Dynatrace OneAgent operating systems support changes. The following operating systems will no longer be supported starting 01 December 2021. The following operating systems will no longer be supported starting 01 February 2022. Added support for Kafka 3.0.0. Added support for MongoDB 4.0,

Operating System 210

Operating System Java Google Technology 210

Dynatrace

DECEMBER 4, 2023

By using OpenLLMetry and Dynatrace, anyone can get complete visibility into their system, including gen-AI parts with 5 minutes of work.” 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 264

Open Source Latency Metrics Java 264

Dynatrace

DECEMBER 5, 2022

Robert runs a multi-tenant e-commerce system on a managed Kubernetes environment. Both backend and report service are implemented in Java, but Robert found no Java runtime-related issues, either. This data confirmed that the system was killing off the report service pods for lack of memory. An out-of-memory issue lurks.

Java 198

Java Traffic Education Storage 198

Dynatrace

JUNE 13, 2022

The conference’s theme recognizes that IT collaboration, DevSecOps culture, and business resilience are mutually reinforcing the role of DevSecOps teams in addressing application security threats, system downtime, and digital user experience issues. Spring4Shell vulnerabilities expose Java Spring Framework apps to exploitation.

Open Source 229

Open Source DevOps Java Innovation 229

Dynatrace

APRIL 7, 2022

Spring Boot, on the other hand, is a Java framework for building cloud-native Java applications. Micrometer uses a registry to export metrics to monitoring systems. Micrometer is used for instrumenting both out-of-the-box and custom metrics from Spring Boot applications. Here’s how it works. of Micrometer.

Metrics 215

Metrics Latency Java Cache 215

Scalegrid

DECEMBER 14, 2023

MongoDB’s Java and Ruby drivers have this parameter set to 10 seconds by default – if there is no established connection or a new link within that time frame then it gives up on trying. x+ in Java). We have provided some sample code below to illustrate the timeout configuration in Java and Ruby.

Java 130

Java Network Servers Database 130

Dynatrace

JANUARY 9, 2022

Operating systems. Future Dynatrace OneAgent operating systems support changes. The following operating systems will no longer be supported starting 01 March 2022. The following operating systems will no longer be supported starting 01 March 2022. Past Dynatrace OneAgent operating systems support changes.

Operating System 227

Operating System Google Java Virtualization 227

Dynatrace

JUNE 8, 2021

Operating systems. Current Dynatrace OneAgent operating systems support changes. Current Dynatrace OneAgent operating systems support changes. The following operating systems will no longer be supported starting 01 July 2021. Future Dynatrace OneAgent operating systems support changes. Dynatrace news.

Operating System 200

Operating System Google Java Servers 200

Dynatrace

FEBRUARY 10, 2021

Dynatrace entered the Application Security market with automatic and continuous protection for Java workloads. and Java are the most popular languages within Kubernetes environments. and Java workloads are automatically detected at runtime along the entire dependency tree of open-source and third-party libraries.

Java 250

Java Open Source Engineering Database 250

Dynatrace

AUGUST 18, 2022

But managing the breadth of the vulnerabilities that can put your systems at risk is challenging. Security vulnerabilities are weaknesses in applications, operating systems, networks, and other IT services and infrastructure that would allow an attacker to compromise a system, steal data, or otherwise disrupt IT operations.

Traffic 170

Traffic Java Network DevOps 170

DZone

APRIL 28, 2022

REST (Representational State Transfer) is an architecture that consumes HTTP calls for inter-system communication where a client can access the server resource with a unique URI, and the response of the resource is returned.

Testing 130

Testing Java Architecture Servers 130

Dynatrace

APRIL 1, 2022

Added automatic detection of the WebSphere Liberty server name based on the Java command line. Operating systems. Future Dynatrace OneAgent operating systems support changes. The following operating systems will no longer be supported starting 01 June 2022. Past Dynatrace OneAgent operating systems support changes.

Operating System 130

Operating System Java Google Servers 130

Dynatrace

NOVEMBER 22, 2021

Operating systems. Future Dynatrace OneAgent operating systems support changes. The following operating systems will no longer be supported starting 01 February 2022. The following operating systems will no longer be supported starting 01 March 2022. New command line option for OneAgent installer for Windows.

Operating System 213

Operating System Java Metrics Google 213

Dynatrace

APRIL 28, 2021

Oracle Hotspot JVM 14 for Java. OpenJDK 14 for Java. SAP JVM 14 for Java. Azul Zulu 14 for Java. Current Dynatrace OneAgent operating systems support changes. The following operating systems will no longer be supported starting 01 May 2021. Future Dynatrace OneAgent operating systems support changes.

Java 103

Java Operating System AWS Google 103

Dynatrace

AUGUST 30, 2023

The CSI pod is mounted to application pods using an overlay file system. The CSI pod offers a prepared file system, mounted automatically, and includes unzipped agent binaries to every application pod. In this case, Davis found that a Java Spring Micrometer metric Failed Deliveries is highly correlated with CPU spikes.

Google 228

Google Cloud Innovation Infrastructure 228

Dynatrace

NOVEMBER 6, 2023

Application observability helps IT teams gain visibility in their highly distributed systems, but what is developer observability and why is it important? The scale and the highly distributed systems result in enormous amounts of data. They also care about infrastructure: SREs require system visibility and incident management.

Development 269

Development DevOps Programming Cloud 269

DZone

NOVEMBER 3, 2020

Kafka is an open-source stream ing software platform developed by the Apache Software Foundation, written in Scala and Java. That is why it is a great opportunity to know what approach to choose for performance test design for this system component. Conclusion. Several Words About Apache Kafka. Kafka provides three main functions:

Performance Testing 214

Performance Testing Testing Performance Open Source 214

Dynatrace

OCTOBER 27, 2023

You remember that you have Dynatrace installed on your systems. This is a serious security issue that affects many Java applications. Could your organization also be exposed to this vulnerability? How would you know? How long would it take you to find out and resolve it? It was the log4j library that was exploited.

Mobile 260

Mobile Java Internet Internet 260

Dynatrace

SEPTEMBER 13, 2023

By adopting an outside-in perspective, Citrix admins gain insight into end-user experience and how it correlates with the Citrix system activities that admins are responsible for. Install OneAgent on all Citrix hosts Infrastructure Monitoring mode is enough unless you plan to monitor Java or.NET apps that run on Citrix hosts.

Monitoring 227

Monitoring Healthcare Infrastructure Metrics 227