Amazon CloudWatch vs Ganglia: What are the differences?
What is Amazon CloudWatch? Monitor AWS resources and custom metrics generated by your applications and services. With Amazon CloudWatch, you gain system-wide visibility into resource utilization, application performance, and operational health. Programmatically retrieve your monitoring data, view graphs, and set alarms to help you troubleshoot, spot trends, and take automated action based on the state of your cloud environment.
What is Ganglia? Scalable distributed monitoring system. Ganglia is a scalable distributed monitoring system for high-performance computing systems such as clusters and Grids. It is based on a hierarchical design targeted at federations of clusters.
Amazon CloudWatch can be classified as a tool in the "Cloud Monitoring" category, while Ganglia is grouped under "Monitoring Tools".
What is Amazon CloudWatch?
What is Ganglia?
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What are the cons of using Amazon CloudWatch?
What are the cons of using Ganglia?
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If you have a single server, checking log files is as easy as SSHing to it and viewing logs. When you move to the container world, with many servers, you need a place to aggregate and search through all of your logs. CloudWatch provides us with this and it was trivial to setup.
CloudWatch is “on by default” in Amazon. And by just configuring a few alarms you can have a near-zero-cost monitoring service of your own.
- Collect metrics for Grafana.
- Alerts for AutoScale.
- Centralized-logging: rds, ec2, app logs with CloudWatch Log
CloudWatch is used to monitor various aspects of our production infrastructure deployed at Amazon.
CloudWatch is used to monitor our servers on AWS including our EC2, RDS and ElastiCache.