https://sairam.dev/categories/scaling/ Recent content in Scaling on Sai Ram's Blog Hugo -- gohugo.io en-us © 2020. All rights reserved. Sat, 11 Mar 2017 23:00:00 +0530 https://sairam.dev/post/2017-03-11-how-to-scale-ip-at-dc/ Sat, 11 Mar 2017 23:00:00 +0530 https://sairam.dev/post/2017-03-11-how-to-scale-ip-at-dc/ Scaling app servers to nearly unlimited size is easy to explain but really hard in practice. It basically amounts to this: Balance requests using DNS anycast so you can spread load before it hits your servers Setup “Head End” machines with as large pipes as possible (40Gbps?) and load balance at the lowest layer you can. Balance at IP level using IPVS and direct server return. A single reasonable machine can handle a 40Gbps pipe….