The Netflix TechBlog

OCTOBER 27, 2023

For that k8s node, find all the pods bound to it, annotate, then delete those pods (they are toast!). Adding an annotation (as opposed to patching the status) preserves the rest of the pod as-is for historical purposes. (We Upon kernel panic, lookup the k8s node object associated with the IP address of the incoming netconsole packet.

Hardware 228

Hardware Cloud Google Servers 228

The Morning Paper

MAY 27, 2019

A capability combines a good old-fashioned address pointer with bounds constraining the range of addresses and permissions limiting its use. The resulting pointers are 128-bits wide, together with one out-of-band tag bit. If any violation is detected the tag bit is cleared, and the data can no longer be interpreted as a capability.

C++ 61

C++ Hardware Virtualization Benchmarking 61

Smashing Magazine

AUGUST 3, 2021

Browsers ignore invalid HTML tags and unsupported CSS properties. Applied to the context of building resilient UIs, preventing an error from happening in the first place is more desirable than needing to recover from one. Risk appetite and surrounding context influence what HTTP methods you are comfortable retrying.

Network 145

Network Engineering Availability Monitoring 145

The Netflix TechBlog

SEPTEMBER 2, 2020

Edgar is a self-service tool for troubleshooting distributed systems, built on a foundation of request tracing, with additional context layered on top. While Edgar is built on top of request tracing, it also uses the traces as the thread to tie additional context together. What is Edgar? starting and finishing a method).

Latency 296

Latency Transportation Engineering Traffic 296

Dynatrace

OCTOBER 4, 2022

Typically, an admin has to invest significant time into creating one-off scripts, tags, and indexes. Current analytics tools are fragmented and lack context for meaningful analysis. Find time- or entity-bound anomalies or patterns in your infrastructure monitoring logs. Teams have introduced workarounds to reduce storage costs.

Analytics 234

Analytics Artificial Intelligence Storage Serverless 234

CSS Wizardry

NOVEMBER 9, 2018

download any CSS needed for the current context (medium, screen size, resolution, orientation, etc.) with a very high priority, blocking the Critical Path, and; download any CSS not needed for the current context with a very low priority, completely off of the Critical Path. The practical upshot of this is that the browser will….

Network 278

Network Performance Media Cache 278

Highly Scalable

MAY 1, 2012

How to choose m on the basis of the expected number of the unique items (or upper bound) and the required estimation error? Theoretical bounds of Count-Min sketch accuracy on skewed data and measurements on real data sets are provided in [6]. Both questions were addressed in [1]. Frequency Estimation: Count-Mean-Min Sketch. Case Study.

Analytics 191

Analytics Traffic Big Data Efficiency 191