The Netflix TechBlog

OCTOBER 19, 2020

Troubleshooting a session in Edgar When we started building Edgar four years ago, there were very few open-source distributed tracing systems that satisfied our needs. Our tactical approach was to use Netflix-specific libraries for collecting traces from Java-based streaming services until open source tracer libraries matured.

Infrastructure 233

Infrastructure Transportation Storage Open Source 233

Dynatrace

FEBRUARY 9, 2021

All technologies and extensions provide or permit additional contexts, like user sessions and experience, interdependencies between components, or code-level information in addition to the three pillars of observability (traces, metrics, and logs). So please stay tuned for updates. .

Software 143

Software Software Technology Technology 143

HammerDB

APRIL 19, 2023

For example, if you are buying the latest Amazon memory-optimized EC2 instance (R7iz), the AWS page ( [link] ) tells us the following: Up to 3.9 sysbench is a widely used open-source benchmarking tool that is designed to evaluate the performance of CPU, memory, disk I/O, and database systems. Instead, use the default settings.

Performance 54

Performance Benchmarking Cache Storage 54

Percona

DECEMBER 20, 2018

With the Percona Database Performance Blog, Percona staff and leadership work hard to provide the open source community with insights, technical support, predictions and metrics around multiple open source database software technologies. Linux OS Tuning for MySQL Database Performance. And making lists.

Database 40

Database Tuning Performance AWS 40

Percona

NOVEMBER 3, 2023

PostgreSQL Cluster One coordinator node citus-coord-01 Three worker nodes citus1 citus2 citus3 Hardware AWS Instance Ubuntu Server 20.04, SSD volume type 64-bit (x86) c5.xlarge psql pgbench <<_eof1_ qecho adding node citus3. select citus_add_node('citus3', 5432); qecho rebalancing shards across TWO nodes.

Database 104

Database Benchmarking Latency C++ 104

The Netflix TechBlog

OCTOBER 18, 2019

The key insight was that by assuming a latent Gaussian Process (GP) prior on the key business metric actions like viral engagement, job applications, etc., And finally each new observation needs to update the policy, compute offline policy evaluation metrics and then push the policy back to production so it can generate new intents to treat.

Infrastructure 126

Infrastructure Metrics Architecture Efficiency 126

KeyCDN

OCTOBER 31, 2018

AWS Cloud 9 AWS Cloud 9 is ideal for developing PHP applications completely in the cloud. Aptana Studio Aptana Studio boasts a surprising amount of features for an open source IDE. Selenium Selenium is a lightweight, open source testing framework that lets anyone create custom UI tests in any language.

Development 57

Development Open Source Java AWS 57

The Netflix TechBlog

OCTOBER 18, 2019

The key insight was that by assuming a latent Gaussian Process (GP) prior on the key business metric actions like viral engagement, job applications, etc., And finally each new observation needs to update the policy, compute offline policy evaluation metrics and then push the policy back to production so it can generate new intents to treat.

Infrastructure 100

Infrastructure Metrics Architecture Efficiency 100

HammerDB

JANUARY 5, 2019

Note that the main developer of HammerDB is Intel employee (#IAMINTEL) however HammerDB is a personal open source project and any opinions are specific to the context of HammerDB as an independent personal project and are not related to Intel in any way. Repeatability.

Benchmarking 40

Benchmarking Database Social Media Scalability 40

The Netflix TechBlog

APRIL 29, 2019

We use and contribute to many open-source Python packages, some of which are mentioned below. takes place in Amazon Web Services (AWS), whereas everything that happens afterwards (i.e., video streaming) takes place in the Open Connect network. If any of this interests you, check out the jobs site or find us at PyCon.

Open Source 279

Open Source Network Infrastructure Big Data 279

Dynatrace

NOVEMBER 25, 2019

keptn is an open-source enterprise-grade control plane for cloud-native continuous delivery and automated operations. Jenkins, XebiaLabs, Azure DevOps, AWS CodePipeline, keptn); how to automate monitoring roll-out , tagging best practices and dashboard creation as well as setting up SLA monitoring through synthetics.

DevOps 38

DevOps Software Software Best Practices 38

The Netflix TechBlog

AUGUST 13, 2020

A metric crossed a threshold. 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. Metrics are a key part of understanding application health. Client metrics and QoE changes.

Monitoring 210

Monitoring Tuning Traffic Metrics 210

O'Reilly

JANUARY 17, 2023

You’ll try this with a few other algorithms, and their respective tuning parameters–maybe even break out TensorFlow to build a custom neural net along the way–and the winning model will be the one that heads to production. The second is the experienced ML professional who really knows how to build and tune models.

Tuning 130

Tuning Open Source AWS Software 130