About Asaf Yigal

Asaf Yigal is co-founder and VP Product at Prior to, Asaf co-founded Currensee, a social-trading platform, which was later acquired by OANDA in 2013. Prior to Currensee, Asaf played executive roles at Akorri in developing an end-to-end performance monitoring platform and at Onaro in developing a storage resource management platform. Both Akorri and Onaro were acquired by NetApp. Prior to Onaro, Asaf headed a research team in the Israeli Navy, taking an artificial intelligence system to military deployment. Asaf holds a B.S. from the Technion and is an Instrument-rated private pilot.

March 2016

Redis Performance Monitoring with the ELK Stack

By | March 17th, 2016|Blog, ELK Stack|

The data store is used in real-time messaging, caching and statistic calculation. Here's how to monitor it with Elasticsearch, Logstash and Kibana.

Heka vs. Logstash: A Tale of Two Log Processors

By | March 14th, 2016|Blog, Logstash|

Heka and Logstash are two data processing tools that are similar but still have important differences. As an all-in-one, open source tool for data processing, Heka was developed by Mozilla [...]

February 2016

How to Install the ELK Stack on OpenStack

By | February 23rd, 2016|Blog, ELK Stack|

OpenStack is an open-source platform for cloud computing that is usually used as IaaS. Here is's guide to deploying ELK on it.

The Top 5 Elasticsearch Mistakes & How to Avoid Them

By | February 1st, 2016|Blog, Elasticsearch|

Despite the increasing popularity of Elasticsearch, there are several common and critical mistakes that users tend to make while using the software.

January 2016

A Kibana Tutorial: Part 1 — Getting Started

By | January 27th, 2016|Blog, Kibana|

Kibana is the visualization layer of the ELK Stack. The first part of this Kibana tutorial shows how to search in Kibana with the Lucene query syntax.

Microservices vs. Monolithic Architecture

By | January 19th, 2016|Blog, Software Development|

Monolithic is most effective for rapid prototyping, even if microservices is used later. A combination of the two approaches may be the best way forward.

A Guide to Public Cloud Security Tools

By | January 17th, 2016|Blog, The Cloud|

There are many cloud security tools out there. How can you know which ones are right for you? Here's our list of the top 30 and what exactly they do.

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