#tail-latency on Hacker News

2 stories tagged tail-latency, newest first.

Screenshot of brooker.co.za: Lorenz and Little: How Much Does Your Tail Cost?

Lorenz and Little: How Much Does Your Tail Cost?(brooker.co.za)

18 points by porridgeraisin 11 days ago | 2 comments

Marc Brooker's blog post using Lorenz curves and Little's Law to quantify how latency percentiles contribute to mean latency and the cost and capacity of tail latency.

tail-latency littles-law lorenz-curve capacity-planning

Screenshot of youtube.com: DRAM has a design flaw from 1966. I bypassed it [video]

DRAM has a design flaw from 1966. I bypassed it [video](youtube.com)

371 points by surprisetalk 6 months ago | 132 comments

A LaurieWired YouTube video explaining a decades-old DRAM design limitation and a technique to bypass it for lower tail latency in RAM reads.

dram memory-latency tail-latency computer-architecture