I. Introduction 1. Kubernetes Overview - Kubernetes = popular container orchestrator * it lets you schedule containers on a cluster of machines * you can run multiple containers on one machine * you can run long running services (like web applications) * Kubernetes will manage the state of those containers: ** Can start the container on specific nodeskubectl create -f pod-demo.yml ** Will restart a container when it gets killed ** Can move containers from one dnode to another node - you can run Kubernetes anywhere: *on-premise (own datacenter) *public (Google cloud, AWS) *hybrid: public & private -highly modular -open source -backed by google -Container Orchestration = Make many servers act like one -Released by Google in 2015, maintained by large community -Runs on top of Docker (usually) as a set of APIs in containers -Provides API/CLI to managed containers across server...
1. Overview 1.1 Splunk Enterprise Overview Splunk Enterprise Features a) Index -Source data from websites, applications, servers, databses and more -Index your IT data into Splunk b) Search -Primary way you will navigate youre data in splunk -Search can also be used as report to power dashobard panels c) Alerts -Get notified when search results meet specific conditions -Alert actions can spend an email, post to an RSS feed, or execute a script d) Dashoboards -Combine panels into a wholistic view of your data -Panels can contain search boxes, fields, charts, and more e) Pivot -Map attributes to a table, chart, or data visualization -Can be saved as raports and added to dashboards f) Reports -Save searches as pivot reports and then add reports to dashboards as panels -Run them ad-hoc or on a schedulde Splunk Enterprise Components a) Forwarder -Collects and forwards data to an indexer -Low resource usage allowing them to reside on many machin...
1) Terraform Lociking state in S3 - terraform, as of v0.9, offeres locking remote state management. To get it up and running in AWS create a terraform s3 backend, an s3 bucket and a dynamoDB table. https://medium.com/@jessgreb01/how-to-terraform-locking-state-in-s3-2dc9a5665cb6
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