New monitoring solution for AWS infrastructure with the facts that existing Nagios does not support well with modern dynamic infrastructure by nature.

1. System
Monitoring for
DevOps
By Irfad

2. Nagios
◎ De Facto monitoring platform
◎ Configured to perform Checks on remote
hosts (Active)
◎ Plugin model
◎ Conceptually simple to setup and configure

3. Nagios vs Modern Applications
◎ By design not scalable
◎ Filled with configurations
◎ Difficult to use with modern DevOps and
config management tools
◎ Difficult with dynamic hosts

4. What to
Monitor?

5. Availability
Monitoring Perspectives
Performance Metrics

6. Availability
Consul & Consul alerts
Tools Stack
Performance Metrics

7. Consul.io
◎ Originally service discovery platform
◎ Supports health check
◎ Usable nagios plugins
◎ Scalable and minimal configuration
◎ Edge-triggered updates
◎ Consul-Alerts provides status alerting via
○ Email
○ Slack

8. Place your screenshot here
Consul Screen

9. Consul Check Config
{
"service": {
"name": "MailService",
"address": "172.16.16.10",
"port": 80,
"checks": [
{
"http": "http://172.16.16.10/EmailService/",
"interval": "10s"
}
]
}
}

10. Place your screenshot here
Consul Email Alert

11. Sensu + InfluxDB + Grafana
◎ Sensu is a modern monitoring platform
◎ Sensu can collect metric and forward to
supported backends
◎ InfluxDB is scalable time series datastore
◎ Grafana is a nice graph visualizer with
customizable dashboards as a (Single Pane
of Glass)

12. Place your screenshot here
Grafana Dashboard

13. Sensu Metric Check
{
"checks": {
"java-heap-jboss": {
"type": "metric",
"command": "/etc/sensu/plugins/metrics-java-heap.sh
-n java_jboss -s `hostname`_jboss1",
"subscribers": ["jboss"],
"interval": 10,
"handlers": ["default"]
}
}
}

14. Demo
Time

15. Thanks!
Any questions?