Oracle-Oci

Creating an Oracle OCI Account in the Free Tier for Kubernetes Lab Introduction Oracle Cloud Infrastructure (OCI) offers a free tier that provides access to various services, including virtual machines, storage, and networking resources. These resources are ideal for setting up a Kubernetes lab for experimentation and learning. This guide outlines the steps to create an Oracle OCI account and configure it for Kubernetes. Step 1: Visit Oracle Cloud Free Tier Page Open your browser and navigate to the Oracle Cloud Free Tier page . Click on the Start for Free button. Step 2: Fill Out the Registration Form Enter your personal details, including: Name Email Address (ensure it’s valid as you’ll need to verify it later) Password (must meet the password requirements displayed) Provide your country/region (USA/ CA San Jose) . Agree to the terms and conditions by checking the corresponding box. Click Next to proceed. Step 3: Enter Account and Address Information Fill in your company name (use “Individual” if you’re registering personally). Provide your address and phone number. Verify the entered information and click Next . Step 4: Verify Your Email Address Check your email for a verification message from Oracle. Click the verification link in the email. After verification, return to the registration process in your browser. Step 5: Add Payment Information Provide a valid credit or debit card to complete the registration. Note: Oracle uses this for identity verification. No charges will be made for free-tier resources. Review your payment details and click Next . Step 6: Confirm and Create Your Account Review all entered information. Click Create Account . Oracle will display a confirmation message and start setting up your account. Step 7: Log In to Oracle OCI Console After your account is created, log in at Oracle Cloud Console . Use the email and password you registered with. Complete any additional onboarding steps provided by Oracle. Step 8: Access Free Tier Resources Once logged in, you can access the free-tier services: ...

VM Provisioning See https://docs.cloud.oracle.com/iaas/Content/FreeTier/freetier_topic-Always_Free_Resources.htm After account is created, navigate to https://cloud.oracle.com/compute/instances and click “Create Instance”. Set desired instance name and change the instance shape (VM Type) Pick Ampere VM.Standard.A1.Flex and set desired vCPU and RAM Save SSH keys To use saved SSK key with Putty, convert it to Putty format using Puttygen - https://www.oracle.com/webfolder/technetwork/tutorials/obe/cloud/ggcs/Change_private_key_format_for_Putty/Change_private_key_format_for_Putty.html For Oracle Linux 8 use " opc " as a user name with the converted key ...

For a Kubernetes lab in Oracle Free Tier with 24 GB of memory and 4 VMs, you can optimize the setup as follows: Option 1: 4-Node Cluster VM1 (Master Node) : 3 GB RAM, 1 vCPU VM2-VM4 (Worker Nodes) : 7 GB RAM each, 1 vCPU per VM This setup distributes resources evenly and provides 3 worker nodes for running workloads. The master node doesn’t need as much RAM since it primarily handles control plane tasks. ...