Archives : September-2017

https://www.udemy.com/aws-certified-solutions-architect-associate/learn/v4/t/lecture/2050798?start=0 EC2: Know the differences between On Demand Spot if you terminate the instance, you pay for the hour If AWS terminates the instance, you get that hour for free. Reserved Dedicated Hosts Dr Mc Gift Px D2=Dense Storage: Fileservers / Data Warehousing / Hadoop R4=Memory Optimized: Memory Intensive Apps / DBs M4=Main, or General ..

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Lambda was released in 2015. AWS Lambda is a compute service where you can upload your code and create a lambda function.  AWS Lambda takes care of provisioning and managing the servers that you use to run the code.  You don’t have to worry about the operating systems, patching, scaling, etc. You can use Lambda ..

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A Placement group is a logical grouping of instances within a single Availability Zone.  Using placement groups enables applications to participate in a low-latency, 10 Gbps network.  Placement groups are recommended for applications that benefit from low network latency, high network throughput, or both. Use Cases: Hadoop clusters, Cassandra Nodes Exam Tips: A placement group ..

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  Before you can configure an Auto Scaling group, you must first create a ‘Launch Configuration’.  This is the template that defines how each of the new instances will be provisioned. Make sure you’ve already created a Load Balancer CLASSIC and Target Group it did not see my Application LB!   EC2 > Auto Scaling ..

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Create a User with AdministratorAccess Create a Role with AdministratorAccess Creating a User with AdministratorAccess This method is not recommended because it poses a security risk! Recommended to use Roles instead.   The CLI (AWS command line interpreter) is pre-installed by default on the AWS Linux AMI Create a user Security, Identity & Compliance > ..

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Management Tools > CloudWatch CloudWatch is available for several different AWS services EC2 ELB S3 DynamoDB RDS Etc.   Basic Monitoring every 5 minutes Advanced (Detailed) Monitoring every minute – but is not free. Dashboards Dashboard widgets, outside of Text, allow you to add as many ‘metrics’ to a graph (Line or Stacked) or Number ..

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