https://prometheus.io/
datadog
What are good solutions for monitoring and alerting?
Kibana
Grafana
Datadog
New Relic
Sentry
https://airbnb.io/projects/nerve/
https://airbnb.io/projects/streamalert/
CloudWatch
-
how to
Log viewer
https://goaccess.io/
Multitail
lnav
logstash
Logs