Docker: Light and Dark
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Transcript of Docker: Light and Dark
New Relic Template 2015
1 Confidential ©2008-15 New Relic, Inc. All rights reserved.
Docker: Light and Dark!Tori Wieldt !Developer Advocate!@ToriWieldt!
New Relic Template 2015
2 Confidential ©2008-15 New Relic, Inc. All rights reserved.
§ OS-level virtualization § NOT Microservices
(but they go together well) § NOT the cloud
(but is often run there) § New Relic has been using Docker in
production for two years
Docker
New Relic Template 2015
3 Confidential ©2008-15 New Relic, Inc. All rights reserved.
Product Overview!
New Relic Template 2015
4 Confidential ©2008-15 New Relic, Inc. All rights reserved.
What can containers provide? § Faster: code to production § Better: manage in production § Better: developer productivity § Cheaper: better resource utilization
§ “Docker gets you to ask the right questions”
Docker : The Light
New Relic Template 2015
5 Confidential ©2008-15 New Relic, Inc. All rights reserved.
Speed § “It worked on my laptop” goes away § Standing up a dev environment takes much less time § Launching a container 6x faster than a VM Reliability § Forces you to know every dependency § Identical running containers in case of failure Better Utilization § 4-6x better server util than VMs
Docker : The Light
New Relic Template 2015
6 Confidential ©2008-15 New Relic, Inc. All rights reserved.
Product Overview!
New Relic Template 2015
7 Confidential ©2008-15 New Relic, Inc. All rights reserved.
It Takes Time § Dependencies! § All those env variables Pioneering Days § Docker is a moving Target § Docs are written for greenfield
Had to Learn § Containers will fail § Noisy neighbors issues § Have you set a memory limit?
Docker : The Dark
New Relic Template 2015
8 Confidential ©2008-15 New Relic, Inc. All rights reserved.
Not Ideal State (yet) § Takes time to get dev environment set up § Not self-serve for devs to deploy § Still have to create Runbooks § Security – processes can escape!
Docker : The Dark
New Relic Template 2015
Thank You!Tori Wieldt [email protected] @ToriWieldt
9 Confidential ©2008-15 New Relic, Inc. All rights reserved.