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All of Netflix’s HDR video streaming is now dynamically optimized

The Netflix TechBlog

1) depicts the migration of traffic from fixed bitrates to DO encodes. 1: Migration of traffic from fixed-ladder encodes to DO encodes. Shown below are rate versus quality examples for a couple of titles from our HDR catalog. The graphic below (Fig. We present two sets. The first set (Fig. Krasula, A. Choudhury, S. Malfait, A.

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Curbing Connection Churn in Zuul

The Netflix TechBlog

For example, a 16-core box connecting to an 800-server origin would have 12,800 connections. That’s a significant amount and certainly more than is necessary relative to the traffic on most clusters. More acutely, if a traffic spike occurs and Zuul instances scale up, it exponentially increases connections open to origins.

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Protect your organization against zero-day vulnerabilities

Dynatrace

Typically, organizations might experience abnormal scanning activity or an unexpected traffic influx that is coming from one specific client. One way to detect zero-day attacks is by observing software behavior and identifying whether any actions are malicious. Examples of zero-day vulnerabilities.

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Automated observability, security, and reliability at scale

Dynatrace

To handle this challenge, enterprises need to automate and streamline the onboarding and lifecycle of tool configurations in the software development processes, including aspects of observability, security, alerting, and remediation. Stay tuned for more examples and easy-to-adopt automations provided in our public Github project.

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Site reliability done right: 5 SRE best practices that deliver on business objectives

Dynatrace

This shift is leading more organizations to hire site reliability engineers to guarantee the reliability and resiliency of their services. How site reliability engineering affects organizations’ bottom line SRE applies the disciplines of software engineering to infrastructure management, both on-premises and in the cloud.

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Orchestrating Data/ML Workflows at Scale With Netflix Maestro

The Netflix TechBlog

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. For example, a lot of our workflows are run around midnight UTC.

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Consistent caching mechanism in Titus Gateway

The Netflix TechBlog

For example, it is OK to send writes through one instance, and do reads from another one with full data read consistency guarantees. For example, a batch workflow orchestration system may create multiple jobs which are part of a single workflow execution. Kubernetes is a good example here.

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