Optimizing Your Container Environment: Monitor Pets and Cattle
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Containers are crucial to the software development pipeline, and insight into these containers gives DevOps is critical to container scaling and performance. Get the 5 Solutions for Healthy Containers from Logentries.
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Optimizing Your Container Environment: Monitor Pets and Cattle
- 1. Optimizing Your Container Environment: Monitor Your Pets and Cattle Real-time Log Management and Analytics Built for the Cloud.
- 2. Services Applications Operating System Virtual Machine Hypervisor Machine Containers are changing how software development and operations teams design, build and monitor systems. These containers - or “pets” and “cattle” - need consistent monitoring and optimization. Containerization of environments regularly results in systems with large numbers of dynamic and ephemeral instances that autoscale to meet demands on system load.
- 3. GROWTH AND POPULARITY Docker Container Downloads (in Millions) December 2014 April 2015 June 2015 4xin six months
- 4. SECOND-MOST POPULAR OPEN SOURCE PROJECT (Survey of more than 550 respondents conducted by Linux.com and The New Stack) Fewer respondents said they contribute to Docker but it’s the project everyone said they want to contribute to more. 0 50 100 150 200 250 300 350 400 KVMDockerOpenstack
- 5. Google's data centers and applications are 100% container- based — spinning up 2 billion containers per week The potential of container technology to unseat VMs threatens the market for products sold by Citrix, VMware, Dell, Hewlett-Packard, IBM and Microsoft. $4B MARKET THREATENED Amazon, Google, IBM, and Microsoft have all partnered with Docker and are building their own container-based solutions.
- 6. “Why is it such a big deal? Because it means genuine application portability -- using lightweight packages instead of full VMs.“ Eric Knorr, InfoWorld
- 7. CONTAINER TYPES: PETS AND CATTLE Pets Containers With Very Short Life Spans • Require great attention • Given actual names • Unique and procured individually • Sad if they die • Common pets include MSSQL databases, SharePoint, legacy apps, and Unix systems
- 8. CONTAINER TYPES: PETS AND CATTLE Cattle Containers With Long Uptimes • Look after themselves • Don't have specific names - given numbers • Managed in herds • Can be simply replaced if they die • Standardized
- 9. CONTAINER PROBLEMS + SOLUTIONS Container Health: 6 Questions DevOps Need to Answer How do you monitor your container’s resource utilization? How do you get insight into the current and historical state of clusters? How do you preempt container performance issues? Do you know when a container dies or gets paused? Are you able to see if a container went down in retrospect when troubleshooting? How easy is it for you to capture CPU, network and memory utilization per container?
- 10. A specialized Docker container for log collection and monitoring Centralized logging capabilities for Docker environments Container-level resource usage statistics such as CPU, Memory, Network, etc. Monitoring Tools: Out-of-the-box saved searches, tags, (real-time) alerts and data visualizations Preventive Tools: Proactive alerts CONTAINER CARE SOLVED: MONITORING
- 11. LOGGING ON DOCKER The Logentries container is a dedicated logging container that runs alongside your existing Docker containers. Using Logentries you can collect and monitor container-level stats and logs from within each container and easily scale to collect logs from new containers without requiring additional configuration. • Automatically collect, monitor and analyze container-level logs and stats • Automatically scale your container environment without configuration • Easily correlate container-level logs, stats, Docker API events, and host metrics +
- 12. Sources: • InfoWorld, “9 key enterprise tech trends for 2015 and beyond” • WSJ, “Software Firms Scramble to Jump Into Containers” • James Thomason, “2015 Year of the Whale and other disruptive trends in IT” • SiliconAngle, “Open source: Docker’s secret sauce | #DockerCon” • Docker, “About Docker” Additional Resources: • The State of Logging on Docker • https://blog.logentries.com/2014/03/the-state-of-logging-on-docker/ • What is the Docker Stats API • https://blog.logentries.com/2015/02/what-is-the-docker-stats-api/ • Docker Log Management Using Fluentd • http://jasonwilder.com/blog/2014/03/17/docker-log-management-using-fluent d/ • How to Centralize Logs from CoreOS Clusters • https://blog.logentries.com/2015/03/how-to-centralize-logs-from-coreos-cluste rs/
- 13. Get started with container monitoring. @TrevParsons linkedin.com/in/trevparsons Real-time Log Management and Analytics Built for the Cloud.