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Stuff The Internet Says On Scalability For October 24th, 2014

Hey, it's HighScalability time: This is an ultrasound powered brain implant! (65nm GP CMOS technology, high speed, low power ( 100 µW )) 70: percentage of the worlds transactions processed using COBOL. Quotable Quotes: John Siracusa:...Show More Summary

Facebook Mobile Drops Pull For Push-based Snapshot + Delta Model

We've learned mobile is different. In If You're Programming A Cell Phone Like A Server You're Doing It Wrong we learned programming for a mobile platform is its own specialty. In How Facebook Makes Mobile Work At Scale For All Phones,...Show More Summary

Stuff The Internet Says On Scalability For October 17th, 2014

Hey, it's HighScalability time: What could this be? Swarms of drones painting 3D light sculptures against the night sky! Quotable Quotes: Visnja Zeljeznjak: Steve Jobs' product pricing formula: cost of materials x 3 + 33% Benedict Evans:...Show More Summary

Using a SSD Cache in Front of EBS Boosted Throughput by 50%, for Free

Using EBS has lots of advantages--reliability, snapshotting, resizing--but overcoming the performance problems by using Provisioned IOPS is expensive. Swrve, an integrated marketing and A/B testing and optimization platform for mobile apps, did something clever. Show More Summary

Paper: Actor Model of Computation: Scalable Robust Information Systems

With Reactive Systems becoming the new old hotness, it will help to have a thorough grounding in the Actor Model. Here's a good start. Carl Hewitt in Actor Model of Computation: Scalable Robust Information Systems gives a very thorough...Show More Summary

Sponsored Post: Apple, Hypertable, VSCO, Gannett, Sprout Social, Scalyr, FoundationDB, AiScaler, Aerospike, AppDynamics, ManageEngine, Site24x7

Who's Hiring? Apple has multiple openings. Changing the world is all in a day's work at Apple. Imagine what you could do here. Senior Engineer: Mobile Services. The Emerging Technologies/Mobile Services team is looking for a proactive and hardworking software engineer to join our team. Show More Summary

Recover orphaned InnoDB partition tablespaces in MySQL

A few months back, Michael wrote about reconnecting orphaned .ibd files using MySQL 5.6. I will show you the same procedure, this time for partitioned tables. An InnoDB partition is also a self-contained tablespace in itself so you can use the same method described in the previous post. Show More Summary

How League of Legends Scaled Chat to 70 million Players - It takes Lots of minions.

How would you build a chat service that needed to handle 7.5 million concurrent players, 27 million daily players, 11K messages per second, and 1 billion events per server, per day? What could generate so much traffic? A game of course. Show More Summary

How to avoid hash collisions when using MySQL’s CRC32 function

Percona Toolkit’s  pt-table-checksum performs an online replication consistency check by executing checksum queries on the master, which produces different results on replicas that are inconsistent with the master – and the tool pt-table-sync synchronizes data efficiently between MySQL tables. Show More Summary

Stuff The Internet Says On Scalability For October 10th, 2014

Hey, it's HighScalability time: Social climber: Instagram explorer scales to new heights in New York. 11 billion: world population in 2100; 10 petabytes: Size of Netflix data warehouse on S3; $600 Billion: the loss when a trader can't...Show More Summary

MySQL compression: Compressed and Uncompressed data size

MySQL has information_schema.tables that contain information such as “data_length” or “avg_row_length.” Documentation on this table however is quite poor, making an assumption that those fields are self explanatory – they are not when it comes to tables that employ compression. Show More Summary

That's Not My Problem - I'm Renting Them

Scott Hanselman gives a hilarious and insightful talk in Virtual Machines, JavaScript and Assembler, a keynote at Velocity Santa Clara 2014. The topic of his talk is an intuitive understanding of the cloud and why it's the best thing...Show More Summary

MySQL Replication: ‘Got fatal error 1236? causes and cures

MySQL replication is a core process for maintaining multiple copies of data – and replication is a very important aspect in database administration. In order to synchronize data between master and slaves you need to make sure that data...Show More Summary

Percona Server 5.6.21-69.0 is now available

Percona is glad to announce the release of Percona Server 5.6.21-69.0 on October 7, 2014. Download the latest version from the Percona web site or from the Percona Software Repositories. Based on MySQL 5.6.21, including all the bug fixes in it, Percona Server 5.6.21-69.0 is the current GA release in the Percona Server 5.6 series. Show More Summary

MySQL ring replication: Why it is a bad option

I’ve recently worked with customers using replication rings with 4+ servers; several servers accepting writes. The idea behind this design is always the same: by having multiple servers, you get high availability and by having multiple writer nodes, you get write scalability. Show More Summary

Percona Server 5.5.40-36.1 is now available

Percona is glad to announce the release of Percona Server 5.5.40-36.1 on October 7, 2014. Based on MySQL 5.5.40, including all the bug fixes in it, Percona Server 5.5.40-36.1 is now the current stable release in the 5.5 series. Percona Server is open-source and free. Show More Summary

Database talks at OSDC 2014 Gold Coast

Open Query Engineer Daniel Black and Engineer/Trainer Peter Lock will be presenting sessions at the upcoming Open Source Developers’ Conference which is hosted at Griffith University Gold Coast Campus, 4-7 November 2014. Coding for Scale – When One Database Doesn’t Cut it (Daniel) Bigger, Faster, Safer, Easier databases with MariaDB 10 (Peter) MySQL Scale Wars […]

How Clay.io Built their 10x Architecture Using AWS, Docker, HAProxy, and Lots More

This is a guest repost by Zoli Kahan from Clay.io. This is the first post in my new series 10x, where I share my experiences and how we do things at Clay.io to develop at scale with a small team. If you find these things interesting,...Show More Summary

Percona XtraBackup 2.2.5 now available (free MySQL hot backup software)

Percona is glad to announce the release of Percona XtraBackup 2.2.5 on October 2, 2014. Downloads are available from our download site here and Percona Software Repositories. Percona XtraBackup enables MySQL backups without blockingShow More Summary

Stuff The Internet Says On Scalability For October 3rd, 2014

Hey, it's HighScalability time: Is the database landscape evolving or devolving? 76 million: once more through the data breach; 2016: when a Zettabyte is transfered over the Internet in one year Quotable Quotes: @wattersjames: WordsShow More Summary

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