{"id":70702,"date":"2023-12-26T08:28:00","date_gmt":"2023-12-26T08:28:00","guid":{"rendered":"https:\/\/jackpotland.org\/?p=70702"},"modified":"2023-12-26T08:28:00","modified_gmt":"2023-12-26T08:28:00","slug":"kubernetes-for-noobs","status":"publish","type":"post","link":"https:\/\/jackpotland-org.staticserve.dev\/kubernetes-for-noobs\/","title":{"rendered":"Kubernetes for Noobs"},"content":{"rendered":"

So you keep hearing about this “Kubernetes<\/strong>” thing but have no idea what it is or does? No worries. I’m here to explain Kubernetes to you in simple terms so you have a basic understanding of what all the fuss is about.<\/p>\n

Let’s start from the beginning. Kubernetes is an open-source system that helps with deploying, scaling, and managing containerized applications. Hmm, containerized applications – that probably sounds like more tech jargon if you’re new to all this stuff.<\/p>\n

Imagine you have a sweet lemonade stall stand that has become wildly popular. You make the best lemonade in town and suddenly tons of people are showing up thirsty for a cup. But there’s only one of you managing the entire stand!<\/p>\n

\"Kubernetes<\/p>\n

You need help meeting all the lemonade demands. So you put up a job ad for lemonade sellers and get many applicants. Now you can hire more people and set up multiple lemonades stands around the neighbourhood. Everyone works together following your special lemonade recipes and processes.<\/p>\n

\"KubernetesIn software terms, this means:<\/strong>The lemonade stand is like a software application.You, the owner, are like the Cluster Manager.The lemonade sellers are like multiple Containers running instances of your software app.The job ad and hiring process is like a Controller that can spin up more Containers.\"Kubernetes<\/p>\n

Okay, but managing all these new lemonade stands, sellers, inventory orders etc. quickly becomes complicated!<\/p>\n

You bring in your friend Kube (short for Kubernetes) to rescue the situation. Kube takes over all the heavy operational work also Know as features of Kubernetes:<\/strong>Make sure each stand has enough lemons, cups etc (Resources<\/strong>)Telling stands to open or close at the right times (Scaling<\/strong>)Building more stands to handle customer demand (Provisioning<\/strong>)Monitoring for any issues and fixing them (Self-Healing<\/strong>)<\/p>\n

With Kube’s help, you can now focus on the fun stuff – coming up with new lemonade flavours!<\/p>\n

And that, my thirsty friend, is Kubernetes – an efficient “conductor” that orchestrates containers, resources and services so you can focus on <\/strong>creating awesome applications!<\/strong><\/p>\n

\n
Monolithic vs Microservices Architecture<\/div>\n
Monolithic architectures accelerate time-to-market, while Microservices are more suited for longer-term flexibility and maintainability at a substantial scale.<\/div>\n
\"Kubernetesfirstfinger<\/span>Anurag Vishwakarma<\/span><\/div>\n<\/div>\n
\"Kubernetes<\/div>\n

So the question is- “What even is Kubernetes?”<\/p>\n

Well, remember our lemonade stand from before? <\/p>\n

Let’s Say we package our secret lemonade recipe \ud83c\udf4b into containers \ud83d\udce6 for easy transport. But demands are rising! \ud83d\udcc8 We quickly replicate many stands \ud83c\udfea\ud83c\udfea\ud83c\udfea by spinning up containerized lemonade copies fast! \ud83d\udca8<\/p>\n

Panic! Now we have too many stands! \ud83d\ude31 Enter Kube, our cluster manager! Kube helps:<\/p>\n

\ud83d\udd39 Deploy containerized apps (lemonade stands) across nodes (servers) \ud83d\udda5\ufe0f\ud83d\udd39 Monitor everything and self-heal crashes \ud83d\uded1\ud83d\ude91\ud83d\udd39 Automatically scale up or down based on traffic \ud83d\udcc9 \ud83d\udcc8\ud83d\udd39 Efficiently allocate resources to pods (stand groups) \u2696\ufe0f<\/p>\n

\n
DevOps vs SRE vs Platform Engineering – Explained<\/div>\n
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\"Kubernetesfirstfinger<\/span>Anurag Vishwakarma<\/span><\/div>\n<\/div>\n
\"Kubernetes<\/div>\n

Important Key Concepts That You Should Know:\"KubernetesKubernetes Architecture<\/span><\/p>\n

\ud83d\udfe1 Pods<\/strong>: Grouped containers with shared resources \ud83d\udce6\ud83d\udce6\ud83d\udfe1 Nodes<\/strong>: Networked servers for processing work \ud83d\udda5\ufe0f\ud83d\udda5\ufe0f\ud83d\udfe0 Deployments<\/strong>: Blueprint for pods across nodes \ud83d\udcdc\ud83d\udfe2 Services<\/strong>: Networking to connect deployed pods \ud83d\uddc3\ufe0f\ud83d\udfe3 Ingress<\/strong>: Entry points into a cluster for traffic \ud83d\udeaa<\/p>\n

\n
Top Container Orchestration Platforms: Kubernetes vs. Docker Swarm<\/div>\n
Kubernetes and Docker Swarm are both open-source container orchestration platforms that automate container deployment, scaling, and management.<\/div>\n
\"Kubernetesfirstfinger<\/span>Anurag Vishwakarma<\/span><\/div>\n<\/div>\n
\"Kubernetes<\/div>\n

Quick Overview of Kubernetes Magic!One morning, a cute cat video goes viral overnight \ud83d\ude38\ud83c\udf1f Driving tons of thirsty customers to our East side lemonade stands as they leave home to share the cute cat link! \ud83d\udcf1\ud83c\udfc3\u200d\u2642\ufe0f\ud83c\udfc3\u200d\u2640\ufe0f\u27a1\ufe0f\ud83c\udf4bKube monitors traffic and capacity on all nodes from his Kubernetes control centre \ud83d\udc68\u200d\ud83d\udcbb\ud83d\udc40 Sees a huge spike in customers at East stands! \ud83d\udcc8 \ud83d\udcc8He decides to scale up more lemonade pods to handle demand, protecting stability \ud83c\udd99More pods => more power to make super yummy lemonades! \ud83c\udf4b\u2728Oh no, bad luck! Node-4 housing Stand-3 crashes due to surging traffic! \ud83d\udca5\ud83d\ude31Kube initiates self-healing – rapidly recreates needed pods on available healthy nodes \ud83d\ude91\ud83e\udd15\u27a1\ufe0f\ud83c\udd97Our hero Kube keeps optimizing resource allocation to sustain smooth operations as customer patterns shift! \u2696\ufe0f\ud83d\udee0<\/p>\n

Lemonades flowing again! \ud83c\udf4b\u2728\ud83c\udf89\ud83d\ude4c And that is Kubernetes in action! From zero to hero in minutes with Kube’s magic! \u2728\ud83d\ude0e<\/p>\n

\n
Top 50+ AWS Services That You Should Know in 2023<\/div>\n
Amazon Web Services (AWS) started back in 2006 with just a few basic services. Since then, it has grown into a massive cloud computing platform with over 200 services.<\/div>\n
\"Kubernetesfirstfinger<\/span>Anurag Vishwakarma<\/span><\/div>\n<\/div>\n
\"Kubernetes<\/div>\n
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Learn about the various types of databases, including relational, NoSQL, and graph databases. Explore their features and benefits.<\/div>\n
\"Kubernetesfirstfinger<\/span>Anurag Vishwakarma<\/span><\/div>\n<\/div>\n
\"Kubernetes<\/div>\n
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What is Vector Database and How does it work?<\/div>\n
Vector databases are highly intriguing and offer numerous compelling applications, especially when it comes to providing extensive memory.<\/div>\n
\"Kubernetesfirstfinger<\/span>Anurag Vishwakarma<\/span><\/div>\n<\/div>\n
\"Kubernetes<\/div>\n","protected":false},"excerpt":{"rendered":"

So you keep hearing about this “Kubernetes” thing but have no idea what it is…<\/p>\n","protected":false},"author":1,"featured_media":70703,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"_links":{"self":[{"href":"https:\/\/jackpotland-org.staticserve.dev\/wp-json\/wp\/v2\/posts\/70702"}],"collection":[{"href":"https:\/\/jackpotland-org.staticserve.dev\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/jackpotland-org.staticserve.dev\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/jackpotland-org.staticserve.dev\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/jackpotland-org.staticserve.dev\/wp-json\/wp\/v2\/comments?post=70702"}],"version-history":[{"count":1,"href":"https:\/\/jackpotland-org.staticserve.dev\/wp-json\/wp\/v2\/posts\/70702\/revisions"}],"predecessor-version":[{"id":70704,"href":"https:\/\/jackpotland-org.staticserve.dev\/wp-json\/wp\/v2\/posts\/70702\/revisions\/70704"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/jackpotland-org.staticserve.dev\/wp-json\/wp\/v2\/media\/70703"}],"wp:attachment":[{"href":"https:\/\/jackpotland-org.staticserve.dev\/wp-json\/wp\/v2\/media?parent=70702"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/jackpotland-org.staticserve.dev\/wp-json\/wp\/v2\/categories?post=70702"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/jackpotland-org.staticserve.dev\/wp-json\/wp\/v2\/tags?post=70702"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}