Mar 01 2012


Posted by Alexey Tigarev in Uncategorized


Jan 25 2011

A very fun slide about vertical scaling

Posted by Alexey Tigarev in Uncategorized

A slide from Cassandra presentation:

Vertical scaling sucks

Jan 23 2011

MindMap of Melnik’s article about Google’s Dremel

Posted by Alexey Tigarev in Uncategorized

I’ve just read Sergey Melnik et al. article about Dremel: Interactive Analysis of Web-Scale Datasets. Amazing stuff, especially the way columnar representation or nested data is encoded.

See my mind map of the article:
Melnik's article about Google Dremel mind map
(click on mind map to see more detailed version)

Nov 16 2010

New Amazon’s instance type allows to use GPU for calculations

Posted by Alexey Tigarev in Uncategorized

Amazon introduced new EC2 instance type called  ”Cluster GPU”. Instance type is written as “cg1.4xlarge”.

It allows to use the abilities of GPU (Graphic Processing Unit, a special processor available in some graphics cards) for advanced calculations. It handles long arrays of data called vectors especially quickly.

cg1.4xlarge has the following specs:

  • Two NVIDIA Tesla M2050 “Fermi” GPUs.
  • Two quad-core Intel “Nehalem“ X5570 processors offering 33.5 ECUs (EC2 Compute Units).
  • 22 GB of RAM.
  • 1690 GB of local instance storage.
  • 10 Gbps Ethernet, with the ability to create low latency, full bisection bandwidth HPC clusters.

Read entire article.

Apr 24 2010

Hello world!

Posted by Alexey Tigarev in Uncategorized

Hello world! This is the Agile Algorithms company site.

Feel free to contact us to order software development for distributed computations including  Hadoop/MapReduce, Amazon Web Services and more, any work involving complex algorithms, or agile software development/consulting.

E-Mail: info AT

…More information soon :)