What are some alternatives?
logstash - logstash is a tool for managing events and logs.
Splunk - Splunk's operational intelligence platform helps unearth intelligent insights from machine data.
Raygun - Raygun gives developers meaningful insights into problems affecting their applications. Discover issues - Understand the problem - Fix things faster.
Graylog - Graylog is an open source log management platform for collecting, indexing, and analyzing both structured and unstructured data.
Kafka - Apache Kafka is publish-subscribe messaging rethought as a distributed commit log.
Loggly - The world's most popular cloud log management service delivers application intelligence. No Software. No Downloads. No Sweat. Free Trial!