Emergency

Monthly Archives: October 2012

Minimizing Downtime from Lengthy AWS Outages

Well, it happened again…  Another lengthy EBS outage in the US-East region impacted several sites across the net.  While failures like this are rare, they can be quite costly and translate into headaches for the …

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Special Pass/Hotel Bundled Pricing for Percona Live London

I’m pleased to announce special bundled hotel/conference pass packages for the Percona Live London MySQL Conference which is December 3-4, 2012 at The Millennium Gloucester Conference Centre in London. The conference features tutorials December 3rd …

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Quality Assurance: Percona Server Development Now Monitored by Automated Sysbench Performance Regression Checks!

Continuous integration of new features and bug fixes is great – but what if a small change in seemingly insignificant code causes a major performance regression in overall server performance? We need to ensure this …

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Presenting at tomorrow’s NoVA MySQL Meetup (DC Area)

At tomorrow’s NoVA MySQL October Meetup, I will give a talk: “Fractal Tree Indexes – Theoretical Overview and Customer Use Cases.” The meetup is 7 pm Tuesday, October 23, 2012, and will be held at …

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Recovering from a bad UPDATE statement

Did you just run an UPDATE against your 10 million row users table without a WHERE clause?  Did you know that in MySQL 5.5 that sometimes you can recover from a bad UPDATE statement?  This …

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Merit of Private Training

Percona has offered Training for years, and I have personally delivered my share of Public and Private training.  Below are my thoughts on the different training delivery options and how to choose the one that fits your …

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My Talk Next Week at HighLoad++

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Next week I’ll be visiting Moscow to talk at Highload++. The conference will take place during Monday 22nd and Tuesday 23rd at the Radisson hotel. I will be giving my personal version of an indexing …

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Presenting “MongoDB and Fractal Tree Indexes” at MongoDB Boston 2012

I’ll be presenting “MongoDB and Fractal Tree Indexes” at MongoDB Boston 2012 on October 24th.  My presentation covers the basics of B-trees and Fractal Tree Indexes, the benchmarks we’ve run so far, and the development …

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Report on XLDB Tutorial on Data Structures and Algorithms

Bradley and I (Michael) gave the tutorial on Data Structures and Algorithms for Big Databases at the 6th XLDB Conference last month. The tutorial was organized as follows: Module 0: Tutorial overview and introductions. We describe an observed (but …

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Using pt-table-checksum with Percona XtraDB Cluster

As of Percona Toolkit v2.1.5, pt-table-checksum works correctly with Percona XtraDB Cluster, but it doesn’t work quite like a traditional replication setup because cluster nodes are not like traditional replicas.  In this post I demonstrate …

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