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Peter Lawrey10/15/14
4804 views
0 replies

Kafka Benchmark on Chronicle Queue

I was recently asked to compare the performance of Kafka with Chronicle Queue. No two products are exactly alike, and performing a fair comparison is not easy. We can try to run similar tests and see what results we get.

Rick Delgado10/15/14
1497 views
0 replies

The Future of Flash Storage

Flash storage is slowly becoming more affordable and infiltrating the mainstream enterprise.

Kathiravelu Pra...10/15/14
1004 views
1 replies

Fault-Tolerant Data Replication and Synchronization with Infinispan

Having multiple instances running over different nodes provide fault-tolerance, as when one node terminates, the other nodes have the backup replica of the partitions stored in the terminated node.

Mikio Braun10/14/14
2871 views
0 replies

Parts But No Car

One question which pops up again and again when I talk about streamdrill is whether that cannot be done by X, where X is one of Hadoop, Spark, Go, or some other piece of Big Data infrastructure. The truth is that there’s a huge gap between “in principle” and “in reality”, and I’d like to spell this difference out in this post.

Doug Turnbull10/14/14
4465 views
0 replies

Solving Data “Variety” with Postgres’s NoSQL Extensions

Many clients don’t quite realize how much powerful ad-hoc query capability they’re losing by leaving SQL. But how can we possibly have the best of both worlds? Well, luckily for us, Postgres is working on a very handy solution.

Mike Cottmeyer10/14/14
6120 views
0 replies

Teams 102

In this post, I want to go just a little deeper on the notion of teams and challenge some of the common thinking around agile and agile transformation.

Johanna Rothman10/14/14
5154 views
2 replies

Management Feedback: Are You Abrasive or Assertive?

We all need feedback. Managers need feedback, too. Because managers leverage the work of others, they need feedback even more than technical people.

Pubudu Dissanayake10/13/14
2304 views
0 replies

How to draw a Control flow graph & Cyclometric complexity for a given procedure

Cyclomatic complexity is a software metric used to measure the complexity of a program. This metric measures independent paths through the program's source code.

Rick Delgado10/13/14
2431 views
2 replies

5 Things You Shouldn't Store in the Cloud

Mobile users and enterprises are turning to the cloud to meet their storage needs, backing up a variety of data from emails to pictures. While the cloud can act as storage expansion and major cost saver for those with limited storage space, there are a few things that are best stored elsewhere.

Peter Zaitsev10/13/14
2726 views
0 replies

Percona XtraBackup 2.2.5 Now Available (Free MySQL Hot Backup Software)

Percona XtraBackup enables MySQL backups without blocking user queries, making it ideal for companies with large data sets and mission-critical applications that cannot tolerate long periods of downtime.

Tim Murphy10/12/14
7109 views
4 replies

Teaching Old Dogs New Tricks

Old developers can easily get set in their ways especially if they work in one environment for a dozen years or more. So how do you overcome the “that is the way it has always been done” mentality that sets in?

Mike Cottmeyer10/11/14
6667 views
0 replies

Teams 101

The notion of forming complete cross functional teams is one of the most well understood concepts in the agile community but maybe one of the least implemented in practice.

Arthur Charpentier10/11/14
2747 views
0 replies

Cross Validation for Kernel Density Estimation

In a post published in July, I mentioned the so-called Goldilocks principle, in the context of kernel density estimation, and bandwidth selection. The bandwidth should not be too small (the variance would be too large) and it should not be too large (the bias would be too large).

Anders Karlsson10/11/14
3795 views
0 replies

OraMySQL 1.0 Alpha Released - Replication from Oracle to MariaDB and MySQL!!

Now it's time to release something useful! At least I hope so. I have been going through how I came up with this idea and how I came up with the implementation in a series of blog posts, but now it's time for the real deal, the software itself.