The Netflix TechBlog

JUNE 14, 2023

Before GraphQL: Monolithic Falcor API implemented and maintained by the API Team Before moving to GraphQL, our API layer consisted of a monolithic server built with Falcor. A single API team maintained both the Java implementation of the Falcor framework and the API Server. To launch Phase 1 safely, we used AB Testing.

Traffic 356

Traffic Latency Metrics Cache 356

DZone

MARCH 2, 2023

In the past 15+ years, online video traffic has experienced a dramatic boom utterly unmatched by any other form of content. It must be said that this video traffic phenomenon primarily owes itself to modernizations in the scalability of streaming infrastructure, which simply weren’t present fifteen years ago.

Social Media 281

Social Media Java Traffic Internet 281

Dynatrace

JULY 2, 2024

The Qualys Threat Research Unit (TRU) has discovered a Remote Unauthenticated Code Execution (RCE) vulnerability in OpenSSH server (sshd) in glibc-based Linux systems. Analyze network flow logs Last but not least, your network logs are the ultimate source of data. The CVE assigned to this vulnerability is CVE-2024-6387.

AWS 276

AWS Network Traffic Servers 276

Dynatrace

JUNE 5, 2023

The F5 BIG-IP Local Traffic Manager (LTM) is an application delivery controller (ADC) that ensures the availability, security, and optimal performance of network traffic flows. Detect and respond to security threats like DDoS attacks or web application attacks by monitoring application traffic and logs.

Traffic 246

Traffic Virtualization Metrics Monitoring 246

Scalegrid

AUGUST 22, 2019

Standby Server Tests. Reboot the server. patronictl list did not display this server. Master/Primary Server Tests. Reboot the server. Failover happened and one of the standby servers was elected as the new master after obtaining the lock. Network Isolation Tests. Test Scenario. Observation.

Availability 277

Availability Servers Network Testing 277

Dynatrace

AUGUST 8, 2024

They may stem from software bugs, cyberattacks, surges in demand, issues with backup processes, network problems, or human errors. Possible scenarios A Distributed Denial of Service (DDoS) attack overwhelms servers with traffic, making a website or service unavailable.

Software 290

Software Software Infrastructure Network 290

Dynatrace

SEPTEMBER 29, 2021

A standard Docker container can run anywhere, on a personal computer (for example, PC, Mac, Linux), in the cloud, on local servers, and even on edge devices. This opens the door to auto-scalable applications, which effortlessly matches the demands of rapidly growing and varying user traffic. Networking. What is Docker?

Open Source 334

Open Source DevOps Traffic Cloud 334

Dynatrace

MAY 6, 2020

Over the last two month s, w e’ve monito red key sites and applications across industries that have been receiving surges in traffic , including government, health insurance, retail, banking, and media. The following day, a normally mundane Wednesday , traffic soared to 128,000 sessions.

Website 278

Website Monitoring Retail Media 278

Dynatrace

JULY 15, 2024

These include traditional on-premises network devices and servers for infrastructure applications like databases, websites, or email. A local endpoint in a protected network or DMZ is required to capture these messages.

Infrastructure 278

Infrastructure Network Azure Monitoring 278

Dynatrace

APRIL 2, 2020

For two decades, Dynatrace NAM—Network Application Monitoring, formerly known as DC RUM—has been successfully monitoring the user experience of our customers’ enterprise applications. SNMP managed the costs of network links well, but not the sources of those costs (i.e., Dynatrace news. Performance has always mattered.

Network 221

Network Traffic Monitoring Java 221

Dynatrace

JANUARY 11, 2023

Continuous cloud monitoring with automation provides clear visibility into the performance and availability of websites, files, applications, servers, and network resources. Website monitoring examines a cloud-hosted website’s processes, traffic, availability, and resource use. Cloud-server monitoring.

Cloud 295

Cloud Monitoring Best Practices Infrastructure 295

DZone

AUGUST 16, 2023

Reduced server load: By serving cached content, the load on the server is reduced, allowing it to handle more requests and improving overall scalability. Bandwidth optimization: Caching reduces the amount of data transferred over the network, minimizing bandwidth usage and improving efficiency.

Cache 246

Cache Scalability Performance Latency 246

Dynatrace

JUNE 25, 2020

The network latency between cluster nodes should be around 10 ms or less. Minimized cross-data center network traffic. For Premium HA, this has been extended from 10 ms latency (in the same network region) to around 100 ms network latency due to asynchronous data replication between regions.

Availability 264

Availability Hardware Latency Traffic 264

The Netflix TechBlog

FEBRUARY 18, 2022

To this end, we developed a Rapid Event Notification System (RENO) to support use cases that require server initiated communication with devices in a scalable and extensible manner. We thus assigned a priority to each use case and sharded event traffic by routing to priority-specific queues and the corresponding event processing clusters.

Systems 334

Systems Traffic Architecture Mobile 334

Dynatrace

MARCH 22, 2021

To keep infrastructure and bare metal servers running smoothly, a long list of additional devices are used, such as UPS devices, rack cases that provide their own cooling, power sources, and other measures that are designed to prevent failures. Our network-device monitoring solution will ultimately provide more than just SNMP extensions.

Metrics 246

Metrics Network Infrastructure Traffic 246

Dynatrace

JANUARY 28, 2021

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. TCP Server. // Start TCP server. listener, _ := net.Listen("tcp", ":1234"). defer conn.Close().

Traffic 242

Traffic Open Source Servers Cloud 242

Scalegrid

MAY 2, 2019

It is also recommended that SSL connections be enabled to encrypt the client-database traffic. Although most MongoDB drivers try to abstract this event, developers should understand and design their applications for such behavior, as applications should expect transient network errors and retry before percolating errors up.

Testing 55

Testing Network Database Servers 55

Dynatrace

AUGUST 18, 2022

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. For example, an attacker could exploit a misconfigured firewall rule to gain access to servers on your network.

Traffic 241

Traffic Java Network DevOps 241

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. Upgrade OpenTracing instrumentation with high-fidelity data provided by OneAgent.

Java 264

Java Traffic Architecture Strategy 264

Scalegrid

SEPTEMBER 5, 2024

If the primary server encounters issues, operations are smoothly transitioned to a standby server with minimal interruption. Key Takeaways PostgreSQL automatic failover enhances high availability by seamlessly switching to standby servers during primary server failures, minimizing downtime, and maintaining business continuity.

Availability 257

Availability Servers Database Open Source 257

The Netflix TechBlog

APRIL 29, 2019

Open Connect Open Connect is Netflix’s content delivery network (CDN). video streaming) takes place in the Open Connect network. The network devices that underlie a large portion of the CDN are mostly managed by Python applications. If any of this interests you, check out the jobs site or find us at PyCon. are you logged in?

Open Source 280

Open Source Network Infrastructure Big Data 280

Dynatrace

SEPTEMBER 5, 2024

Native support for Syslog messages Syslog messages are generated by default in Linux and Unix operating systems, security devices, network devices, and applications such as web servers and databases. Native support for syslog messages extends our infrastructure log support to all Linux/Unix systems and network devices.

Innovation 290

Innovation AWS Analytics Storage 290

Dynatrace

APRIL 26, 2022

With DEM solutions, organizations can operate over on-premise network infrastructure or private or public cloud SaaS or IaaS offerings. STM generates traffic that replicates the typical path or behavior of a user on a network to measure performance for example, response times, availability, packet loss, latency, jitter, and other variables).

Monitoring 246

Monitoring Social Media IoT Metrics 246

Dynatrace

JUNE 8, 2020

As Dynatrace deployments grow rapidly, we’re making it easier for Dynatrace Managed customers to proactively monitor and plan their network, storage, and compute power requirements—so that we can deliver the SaaS experience on top of it.

Software 214

Software Software Programming Metrics 214

Dynatrace

AUGUST 5, 2019

Resource consumption & traffic analysis. While most of our cloud & platform partners have their own dependency analysis tooling, most of them focus on basic dependency detection based on network connection analysis between hosts. How much traffic is sent between two processes hosting a certain service?

Cloud 38

Cloud Traffic Database Network 38

Scalegrid

APRIL 16, 2020

Each of these models is suitable for production deployments and high traffic applications, and are available for all of our supported databases, including MySQL , PostgreSQL , Redis™ and MongoDB® database ( Greenplum® database coming soon). This can result in significant cost savings for high traffic applications. Security Groups.

Cloud 242

Cloud Azure AWS Database 242

Dynatrace

MAY 8, 2023

The process involves monitoring various components of the software delivery pipeline, including applications, infrastructure, networks, and databases. Infrastructure monitoring Infrastructure monitoring reviews servers, storage, network connections, virtual machines, and other data center elements that support applications.

DevOps 246

DevOps Efficiency Monitoring Infrastructure 246

The Morning Paper

NOVEMBER 15, 2020

Achieving 100 Gbps intrusion prevention on a single server , Zhao et al., Today’s paper choice is a wonderful example of pushing the state of the art on a single server. An IDS/IPS monitors network flows and matches incoming packets (or more strictly, Protocol Data Units, PDUs) against a set of rules. OSDI’20.

Servers 128

Servers Hardware Latency Design 128

Dynatrace

MAY 31, 2023

The growing amount of data processed at the network edge, where failures are more difficult to prevent, magnifies complexity. It detects regressions and deviations from previously observed behavior across metrics such as latency, traffic, error rates, saturation, security coverage, vulnerability risk levels, and memory consumption.

Best Practices 246

Best Practices DevOps Latency Metrics 246

Dynatrace

JULY 31, 2024

For example, a good course of action is knowing which impacted servers run mission-critical services and remediating those first. Many businesses rely on third-party services, such as payment processors, content delivery networks (CDNs), and ticketing systems to get through their day-to-day operations.

Airlines 258

Airlines Monitoring Healthcare Traffic 258

Dynatrace

SEPTEMBER 30, 2021

In case of a spike in traffic, you can automatically spin up more resources, often in a matter of seconds. Likewise, you can scale down when your application experiences decreased traffic. For example, as traffic increases, costs will too. This can dramatically decrease network latency and its effect on the end-user experience.

Cloud 241

Cloud Traffic Best Practices Strategy 241

Dynatrace

MAY 17, 2023

Think about items such as general system metrics (for example, CPU utilization, free memory, number of services), the connectivity status, details of our web server, or even more granular in-application tasks like database queries. Let’s click “Apache Web Server apache” now.

Metrics 243

Metrics Database Monitoring Network 243

Dynatrace

MAY 19, 2022

This represents the total number of requests across the network. This refers to the load on your network and servers. The “Four Golden Signals” include the following: Latency. This refers to the time it takes to serve a request. This is the number of requests that fail. Saturation.

Automotive 290

Automotive Latency Architecture Azure 290

Scalegrid

FEBRUARY 6, 2025

Kafka clusters can be deployed in Kubernetes using Helm charts to simplify scaling and management across multiple servers. However, performance can decline under high traffic conditions. Several factors impact RabbitMQs responsiveness, including hardware specifications, network speed, available memory, and queue configurations.

Latency 147

Latency Analytics Architecture Storage 147

Dynatrace

MAY 17, 2023

When software runs in a monolithic stack on on-site servers, observability is manageable enough. Once the user submits the form, this part establishes REST connections to the agents, which execute the network call appropriate for the provided URL and return all information they managed to gather to the central PHP service.

Metrics 245

Metrics Open Source Traffic Cache 245

Dynatrace

JULY 6, 2020

Azure Virtual Network Gateways. Azure Traffic Manager. Our customers have frequently requested support for this first new batch of services, which cover databases, big data, networks, and computing. The Azure MySQL dashboard serves as a comprehensive overview of your MySQL servers and database services. Azure HDInsight.

Azure 227

Azure Cloud Big Data Virtualization 227

The Netflix TechBlog

NOVEMBER 3, 2022

With traffic growth, a single leader node handling all request volume started becoming overloaded. We started seeing increased response latencies and leader servers running at dangerously high utilization. Usage of high-resolution monotonic time sources like Java’s nano time within a single server process.

Cache 230

Cache Latency Traffic Systems 230