Category: Event Processing Language

A Review of Zabbix – Zabbix Rules! (Part 2)

Posted on 03/23/09 2 Comments

In A Review of Zabbix – Zabbix Rules! (Part 1) we provided a brief introduction to Zabbix in the context of network and security management.  In this post I will discuss Zabbix as an event processing platform. Zabbix is like most event processing platforms.  Zabbix provides both agent-initiated events as well as server-requested events.  In [...]

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Trend Prediction in Network Monitoring Systems

Posted on 03/04/09 19 Comments

Following up on Real-Time Predictive Analytics for Web Servers I thought we should “move up a level” and look at various open network monitoring platforms with trend prediction capabilities. Our web server management team picked Zabbix to monitor a busy production server and then we started to look into adding predictive analytics afterwards.   Alberto recommended [...]

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CEP by Apache Mahout via the Google MapReduce Framework

Posted on 11/24/08 No Comments

MapReduce is a software framework implemented in C++ with interfaces in Python and Java introduced by Google to support parallel computations over large (multiple petabyte) data sets on clusters of computers.  The Apache  Hadoop project is a free open source Java MapReduce implementation.  Mahout is an Apache project, based on Hadoop, with an objective to [...]

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Twenty Four CEP Public Presentations on SlideShare

Posted on 11/03/08 2 Comments

For archiving purposes, I have uploaded 24 public CEP presentations that I presented over an 18 month period at various conferences from March 14, 2006 to September 21, 2007.  These presentations can be viewed here.  For example, my first public CEP presentation: View SlideShare presentation or Upload your own. (tags: event processing) So far, I [...]

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TIBCO BusinessEvents 3.0

Posted on 09/24/08 11 Comments

I was pleased to read the Paul Vincent’s post, TIBCO BusinessEvents 3.0.    TIBCO has always had a forward thinking vision for distributed computing and this release of BE 3.0 is another step in the right direction.  TIBCO now has the only commercial-off-the-shelf (COTS) event processing platform on the market that supports distributed event processing, multi-agent [...]

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Probabilistic Complex Event Triggering

Posted on 09/21/08 No Comments

Reference: Probabilistic Complex Event Triggering by Daisy Zhe Wang, Eirinaios Michelakis, and Liviu Tancau, Computer Science Division, University of California at Berkeley, Berkeley CA 94720, USA. Abstract. Recently, wireless sensor devices have been widely deployed in various application settings (including environmental research, control systems, etc.). Because of the inherent unreliability of sensor readings, any kind [...]

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Towards a Streaming SQL Standard

Posted on 09/05/08 No Comments

In More Towards a Streaming SQL Standard, Marc Adler says, “Despite what I think about Streambase’s marketing and sales organization, you must admit that Zdonik and Cherniack are first-class researchers, and have contributed a lot to the field of CEP.” I agree that these gentlemen are top notch researchers, witnessed by the fact that the authors [...]

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Streaming SQL Approaches Insist in Ignoring Causality by PatternStorm

Posted on 09/05/08 1 Comment

The following excellent discussion is reposted from Streaming SQL approaches insist in ignoring causality by PatternStorm. The recent paper “Towards a Streaming SQL Standard” by Oracle and Streambase unifies and generalizes two different execution models of Streaming SQL: Oracle’s and StreamBase’s. While it’s true that the generalization succeeds in overcoming the unability of both execution models [...]

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More on Why Routing is Not Complex Event Processing

Posted on 09/04/08 2 Comments

Interestingly, CEP is Not BPM, BAM, BRE, BRMS or SOA stimulated many great comments and the rebuttal Smart Order Routing and CEP – Made for Each Other.  James Taylor responded with Business rules, decisions and events.   I followed up with CEP is Not Low Latency Messaging, EAI or ESB and James replied in turn with Still More on Event Processing.  It’s [...]

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Event Tracking Google Style

Posted on 07/22/08 No Comments

Most readers who operate a web site are familar with Google Analytics (GA). GA users add a bit of Javascript on their web pages. The Javascript has tracking code that executes when visitors request web pages. The GA tracking code basically sets or updates cookies on the user’s browser and requests a single-pixel image from the GA [...]

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