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The Performance Inequality Gap, 2023

Alex Russell

TL;DR : To serve users at the 75 th percentile ( P75 ) of devices and networks, we can now afford ~150KiB of HTML/CSS/fonts and ~300-350KiB of JavaScript (gzipped). This is a slight improvement on last year's budgets , thanks to device and network improvements. 2023 Content Targets #. Networks #.

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The Three Cs: Concatenate, Compress, Cache

CSS Wizardry

I began writing this article in early July 2023 but began to feel a little underwhelmed by it and so left it unfinished. Compressing them over the network: Which compression algorithm, if any, will we use? 4,362ms of cumulative latency; 240ms of cumulative download. The former makes for a simpler build step, but is it faster? ?️

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

Dynatrace

The growing amount of data processed at the network edge, where failures are more difficult to prevent, magnifies complexity. At the lowest level, SLIs provide a view of service availability, latency, performance, and capacity across systems. Visibility and automation are two of the most important SRE tools.

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Rebuilding Netflix Video Processing Pipeline with Microservices

The Netflix TechBlog

This architecture shift greatly reduced the processing latency and increased system resiliency. We expanded pipeline support to serve our studio/content-development use cases, which had different latency and resiliency requirements as compared to the traditional streaming use case. divide the input video into small chunks 2.

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It’s All About Replication Lag in PostgreSQL

Percona

In PostgreSQL, replication lag can occur due to various reasons such as network latency, slow disk I/O, long-running transactions, etc. Replication lag can occur due to various reasons, such as: Network latency: Network latency is the delay caused by the time it takes for data to travel between the primary and standby databases.

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The Performance Inequality Gap, 2024

Alex Russell

It's time once again to update our priors regarding the global device and network situation. seconds on the target device and network profile, consuming 120KiB of critical path resources to become interactive, only 8KiB of which is script. What's changed since last year? and 75KiB of JavaScript. These are generous targets.

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Service level objectives: 5 SLOs to get started

Dynatrace

According to the 2023 Dynatrace CIO Report , 78% of respondents deploy software updates every 12 hours or less. Note : you might hear the term latency used instead of response time. Both latency and response time are critical to ensure reliability. Latency primarily focuses on the time spent in transit.

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