Memcached
Jurriaan Persyn is a Lead Web Developer at Netlog, a social portal site that gets 50 million unique visitors and 5+ billion page views per month. In this paper Jurriaan goes into a lot of excellent nuts and bolts details about how they used sharding to scale their system. If
Strategy
Our latest strategy is taken from a great post by Paul Saab of Facebook, detailing how with changes Facebook has made to memcached they have: ...been able to scale memcached to handle 200,000 UDP requests per second with an average latency of 173 microseconds. The total throughput achieved is
Strategy
Dormando shows an enlightened middle way for storing sessions in cache and the database. Sessions are a perfect cache candidate because they are transient, smallish, and since they are usually accessed on every page access removing all that load from the database is a good thing. But as Dormando points
Strategy
Update 2: Michael Galpin in Cache Money and Cache Discussions likes memcached for it's expiry policy, complex graph data, process data, but says MySQL has many advantages: SQL, Uniform Data Access, Write-through, Read-through, Replication, Management, Cold starts, LRU eviction. Update: Dormando asks Should you use memcached? Should you
Strategy
The primero recommendation for speeding up a website is almost always to add cache and more cache. And after that add a little more cache just in case. Memcached is almost always given as the recommended cache to use. What we don't often hear is how to effectively
Example
Lukas Biewald shares a fascinating slam by slam recount of how his FaceStat (upload your picture and be judged by the masses) site was battered by a link on Yahoo's main page that caused an almost instantaneous 650,000 page view jump on their site. Yahoo spends considerable
General Discussion
My first post, please be gentle. I know it is long. You are all like doctors - the more info, the better the diagnosis. ----------- What is the best way to store a list of all of your friends in the memcached cache (a simple boolean saying “yes this user
Memcached
The following technical Webinar could be of interest to the community. WHO: * Farhan "Frank" Mashraqi, Director of Business Operations and Technical Strategy, Fotolog Inc * Monty Taylor, Senior Consultant, Sun Microsystems * Jimmy Guerrero, Sr Product Marketing Manager, Sun Microsystems - Database Group WHAT: * Designing and Implementing Scalable Applications with
Example
Update: Jake in Does Django really scale better than Rails? thinks apps like FFS shouldn't need so much hardware to scale. In a short three months Friends for Sale (think Hot-or-Not with a market economy) grew to become a top 10 Facebook application handling 200 gorgeous requests per
Memcached
Scalr is a fully redundant, self-curing and self-scaling hosting environment utilizing Amazon's EC2. It has been recently open sourced on Google Code. Scalr allows you to create server farms through a web-based interface using prebuilt AMI's for load balancers (pound or nginx), app servers (apache, others)
Database
This post covers two main options for scaling-out MySql and compare between them. The first is based on data-base clustering and the second is based on In Memory clustering a.k.a Data Grid. A special emphasis is given to a pattern which shows how to scale our existing data
Example
Slashdot effect: overwhelming unprepared sites with an avalanche of reader's clicks after being mentioned on Slashdot. Sure, we now have the "Digg effect" and other hot new stars, but Slashdot was the original. And like many stars from generations past, Slashdot plays the elder statesman'