Limited Time Offer! For Less Than the Cost of a Starbucks Coffee, Access All DevOpsSchool Videos on YouTube Unlimitedly. Master DevOps, SRE, DevSecOps Skills! Enroll Now Below are the Features of pods Pods are the atomic unit of kubernetes. Pods run on worker node. Pods can contain one or more container. Pods doesn’t exist without a container. All pods in a cluster are connected to a pod network. Pods are temporary [once removed will be removed for ever]. A pod

Limited Time Offer! For Less Than the Cost of a Starbucks Coffee, Access All DevOpsSchool Videos on YouTube Unlimitedly. Master DevOps, SRE, DevSecOps Skills! Enroll Now Components of kubernetes worker Kubelet-Kubelet runs the pods in worker node Container Engine – Runs the containers in the pods.eg docker,rkt etc Kube proxy- Kube proxy provide pods IP address and load balances all pods in a service

Limited Time Offer! For Less Than the Cost of a Starbucks Coffee, Access All DevOpsSchool Videos on YouTube Unlimitedly. Master DevOps, SRE, DevSecOps Skills! Enroll Now There are mainly four components in kubernetes master.They are: Api server: Contains all apis available in k8s.Each api is a feature .Api server accepts input in JSON format Cluster store : Cluster store is the source of truth of a master.All requested datas are store in cluster store.It uses etcd Controller -Controller watches for

Limited Time Offer! For Less Than the Cost of a Starbucks Coffee, Access All DevOpsSchool Videos on YouTube Unlimitedly. Master DevOps, SRE, DevSecOps Skills! Enroll Now Kubernetes is an opensource software developed by Google It is written in go/go lang It is self healing Auto scaling Load balancing Makes deployment quicker Has an ability to absorb changes quickly Contains a master and lot of worker nodes The work station provides the desired state to master and master make sure the

Limited Time Offer! For Less Than the Cost of a Starbucks Coffee, Access All DevOpsSchool Videos on YouTube Unlimitedly. Master DevOps, SRE, DevSecOps Skills! Enroll Now Types of storage drivers are: overlay overlay2 aufs devicemapper fuse-overlayfs vfs btrfs Types of volume drivers are: Volumes mntfs tempfs

Limited Time Offer! For Less Than the Cost of a Starbucks Coffee, Access All DevOpsSchool Videos on YouTube Unlimitedly. Master DevOps, SRE, DevSecOps Skills! Enroll Now 2CMD/2EntryPoint Only second entry point and second cmd got executed 1CMD/1EntryPoint CMD is passed as an argument to entrypoint

Limited Time Offer! For Less Than the Cost of a Starbucks Coffee, Access All DevOpsSchool Videos on YouTube Unlimitedly. Master DevOps, SRE, DevSecOps Skills! Enroll Now FROM – First command inside a docker file and Creates the base image. MAINTANER – Sets the author info of docker file. RUN – Runs command in the container of previous layer ARG -Sets the variable EXPORT -Expose a port COPY – Copies a file to the container ADD – copies a files from

Limited Time Offer! For Less Than the Cost of a Starbucks Coffee, Access All DevOpsSchool Videos on YouTube Unlimitedly. Master DevOps, SRE, DevSecOps Skills! Enroll Now Docker image is a collection of files systems A docker image acts as a blueprint for docker container. File systems are layered over each other Layer 0 must contain a root filesystem Each layer in image will have 40 character length UUID generated by SHA 256 algorithm. The topmost layer will have priority. All

Limited Time Offer! For Less Than the Cost of a Starbucks Coffee, Access All DevOpsSchool Videos on YouTube Unlimitedly. Master DevOps, SRE, DevSecOps Skills! Enroll Now Storage drivers are used to store data in containers writeable layer. The data in storage driver doesnt persist when container is deleted Types of storage drivers are: overlay overlay2 aufs devicemapper fuse-overlayfs vfs btrfs

Limited Time Offer! For Less Than the Cost of a Starbucks Coffee, Access All DevOpsSchool Videos on YouTube Unlimitedly. Master DevOps, SRE, DevSecOps Skills! Enroll Now Used to change container configurations. To update restart policy

Limited Time Offer! For Less Than the Cost of a Starbucks Coffee, Access All DevOpsSchool Videos on YouTube Unlimitedly. Master DevOps, SRE, DevSecOps Skills! Enroll Now docker pause pauses a running container. docker unpause changes a paused container to RUNNING state

Limited Time Offer! For Less Than the Cost of a Starbucks Coffee, Access All DevOpsSchool Videos on YouTube Unlimitedly. Master DevOps, SRE, DevSecOps Skills! Enroll Now docker stop command stops the container ie, changes status from RUNNING to EXITED. The client can restart the docker container if they want. docker kill command kills the docker container. The image can be removed from the docker after kill.

Limited Time Offer! For Less Than the Cost of a Starbucks Coffee, Access All DevOpsSchool Videos on YouTube Unlimitedly. Master DevOps, SRE, DevSecOps Skills! Enroll Now Docker container is an isolated software runtime environment .A docker container has the following features: It is independent Has its own ROOT filesystem ,Network and PID It is lightweight