NetVizura Blog

Elasticsearch Windows upgrade

The Elasticsearch upgrade process is somewhat straightforward. Download the upgrade, apply it, and then restart the Elasticsearch service. However, in NetVizura we are not using elastic-licensed Elasticsearch but apache-licensed installation. Elastic...
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92 Hits

Elasticsearch backup and restore

NoSQL databases differ in almost every aspect when compared to traditional RDBMS. While classic DBs (such as PostgreSQL) have, for example, dumps, Elasticsearch has the snapshotting capability that can be good in some cases but overwhelming in others...
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127 Hits

NetVizura and Tomcat reverse proxy and SSL configuration

Sometimes we want to limit the availability of the NetVizura application and add additional security layers. Reverse proxy and SSL configuration are here to ensure this. A reverse proxy is an application that forwards requests from client to server, ...
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  232 Hits
232 Hits

NetVizura and Elasticsearch - How we did it?

Elasticsearch is a NoSQL database, usually used as a search engine. However, with its powerful logic, it can be used for pretty much anything. In our case, we have used Elasticsearch to hold aggregated NetFlow data. As we are incorporating it step by...
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  174 Hits
174 Hits

Elasticsearch as Big Data analytics tool

Every day approximately 2.5 quintillion bytes of data are generated. Data comes from a vast majority of different sources. This data is referred to as Big Data. Most of the time, Big Data is unstructured and doesn't make sense when presented as raw d...
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  291 Hits
291 Hits

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