Datadog vs Nagios


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Datadog
Datadog is a monitoring service for IT, Operations and Development teams who write and run applications at scale, and want to turn the massive amounts of data produced by their apps, tools and services into actionable insight.
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Nagios
Nagios Is The Industry Standard In IT Infrastructure Monitoring. Achieve instant awareness of IT infrastructure problems, so downtime doesn't adversely affect your business. Nagios offers complete monitoring and alerting for servers, switches, applications, and services.
Datadog vs Nagios in our news:


2015 - Cloud monitoring service Datadog fetched $31M



Datadog, which promises to let companies see how well their various cloud deployments are performing, now has $31 million in fresh Series C funding. The company, which claims Netflix, Spotify, EA, and, Mercadolibre as customers, has 75 employees now, up from 25 last year, and plans to double or triple headcount next year. Datadog faces competitors including Boundary, Server Density and Stackdriver (which was purchased by Google last year).