Just under three weeks ago, Amazon announced the public availability of their new Kinesis service, a service which is designed to allow real-time processing of streaming big data. As an experiment I have put together a simple, actor-based customer appender for log4net which allows you to publish your log messages into a configured Kinesis stream. …
Introducing log4net.Kinesis, a log4net appender for Amazon Kinesis Read More »
Hi everyone, happy new year! I was really glad to find a couple of days to work on some of my open source projects and put together a new version of DynamoDB.SQL which brings it inline with the latest version of the .Net AWSSDK amongst other things. You can download and install it from Nuget …
Dystopia as a Service from Adrian Cockcroft And finally, a good summation of the talk here.
We recently found out about an interesting, undocumented behaviour of Amazon’s Elastic Load Balancing (ELB) service – that health check pings are performed by each and every instance running your ELB service at every health check interval. Intro to ELB But first, let me fill in some background information for readers who are not familiar …
Amazon ELB – Some caveats around health check pings Read More »
I stumbled across a set of slides with a rather comprehensive overview of the different aspects of S3, worthwhile reading for anyone who works with Amazon S3 regularly. Enjoy! Masterclass Webinar: Amazon S3 from Amazon Web Services
A couple of weeks earlier, Amazon announced support for Local Secondary Indexes (LSI) for DynamoDB. You can now perform fast, efficient queries against DynamoDB tables using attributes that are not part of the existing Hash and Range key model without resorting to the use of scans. As a result to the new feature the DynamoDB …
DynamoDB.SQL 1.2.1 – now supports Local Secondary Index Read More »
Just a quick note to say that another minor update to DynamoDB.SQL has been release, you can view the release notes here. The latest update adds support for a TSQL style WITH keyword for specifying optional parameters for tweaking the query/scan operation. For queries, you can specify the NoConsistentRead and PageSize options to use …
The series so far: Hello World example Beyond Hello World Within a workflow, not all activities have to be performed sequentially. In fact, to increase throughput and/or reduce the overall time required to finish a workflow, you might want to perform several activities in parallel provided that they don’t have any inter-dependencies and can …
Introduction to AWS SimpleWorkflow Extensions Part 3 – Parallelizing activities Read More »
The series so far: 1. Hello World example 3. Parallelizing activities In this post we’re going to go beyond the previous Hello World example and show you how to use the SWF extensions library to model workflows with multiple steps and allow data to flow naturally from one step to the next. When using …
Introduction to AWS SimpleWorkflow Extensions Part 2 – Beyond Hello World Read More »
Series so far: 2. Beyond Hello World 3. Parallelizing activities In my previous post I mentioned some of the shortcomings with Amazon SimpleWorkflow (SWF) which drove me to create an extension library on top of the standard .Net SDK to make it easier to model workflows and business processes using SWF. In this series …
Introduction to AWS SimpleWorkflow Extensions Part 1 – Hello World example Read More »
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