EC2

AWS EC2 Instance Immediately Terminates

    AWS EC2 Instance Immediately Terminates After launching an instance normally the status will change from pending state to running . But in sometime the status will goes to terminate state suddenly . You can find the information from your AWS console by using “EC2 console screen logs” or you can use CLI , you can find with JSON…

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Azure Storage

Azure Storage account types and how to create?

How to create Azure Storage account? In the view of cloud storage perspective Amazon and Azure has many difference . In the Amazon all the resources comes under one AWS account . But in Azure the concept is bit different . Even though you create azure account , you have to create separate storage account . You have some limitation…

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EC2

Amazon Time Sync Service

    Amazon Time Sync Service Amazon provides the Amazon Time Sync Service, which you can access from your instance. This service uses a fleet of satellite-connected and atomic reference clocks in each AWS Region to deliver accurate current time readings of the Coordinated Universal Time (UTC) global standard through Network Time Protocol (NTP). The Amazon Time Sync Service automatically…

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Uncategorized

AWS Interview question

    AWS Interview question Please refer below link . findoutthat.com-questions-filter “AWS interview questions” http://findoutthat.com/questions/categories/aws-interview-quiz/

Compute, EC2

what is t2 unlimited in AWS EC2 t2 instance type?

    what is t2 unlimited in AWS EC2 t2 instance type? AWS recently introduced “t2 unlimited concept”  in t2 series. The advantage in t2 series is “burst capability” when comparing with other instance type.So whenever load comes it can burst the CPU to handle the load . It will utilize the cpu credit to provide high performance . But…

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AWS Network

AWS Inter-Region VPC Peering

AWS Inter – Region VPC Peering Normally VPC peering can be created between two VPCs in the same region ,either in same account or in different account.On Nov 29 Amazon announced VPC peering can be created between different regions . At this moment this facility announced for few regions. “Amazon EC2 now allows peering relationships to be established between Virtual…

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AWS Storage, storage

How AWS snapshot works? Is Incremental?

    How AWS snapshot works? Is Incremental? *Normally when you take backup of Amazon EC2 EBS volume, backup  will be stored in S3 called “Snapshot” *AWS users will not have any visibility on backend process.These backup are not visible as S3 bucket formats eventhough its stored   in S3. You can only view snapshot details in console *You can back…

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AWS Security

How to view AWS WAF event logs?

    How to view AWS WAF event logs? AWS WAF is a web application firewall that lets you monitor the HTTP and HTTPS requests that are forwarded to Amazon CloudFront or an Application Load Balancer. AWS WAF also lets you control access to your content. Based on conditions that you specify, such as the IP addresses that requests originate…

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AWS Storage

AWS EFS How to create and configure ?

    AWS EFS How to create and configure ? What is EFS? *Amazon Elastic File System (EFS) fully-managed service from AWS . *File Storage service from AWS. *concurrently-accessible storage for up to thousands of Amazon EC2 instances. *Works with NFS protocal . Its similar to traditional NAS file system storage .Like same NAS share can be mounted on multiple Linux/Unix…

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iam user and security

How to create and configure AWS IAM role ?

    How to create and configure AWS IAM role ? What is IAM role? An IAM role is an IAM entity that defines a set of permissions for making AWS service requests. IAM roles are not associated with a specific user or group. Instead, trusted entities assume roles, such as IAM users, applications, or AWS services such as EC2.…

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EC2

Error: Server refused our key or No supported authentication methods available

    Error: Server refused our key or No supported authentication methods available When try to connect AWS EC2 Linux instance sometimes you may come across this error. Server refused our key or Error: No supported authentication methods available Most of the time reason could be incorrect AMI user name. below are the default user names for different flavor Linux. Try to…

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AWS Network, Compute

Configure multiple AWS EC2 Elastic Network Interface ENI in Linux

    Configure multiple AWS EC2 Elastic Network Interface ENI in Linux AWS EC2 instance by-default will have one ENI with private / public IP address .In some cases need 2 or more separate IP address for high availability solutions, multiple web deployments or to separate the management ,administration and public traffic .In AWS we can create additional ENI NIC…

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EC2

Status Check Failed (Instance)" aws ec2

    Status Check Failed (Instance)” aws ec2 Normally Instance Status Check’ verifies that your instance’s operating system is accepting traffic. When it fails it means that the operating system inside the instance is not responding to traffic, for example this can happen when a Windows instance hangs or when a Linux instance kernel panics or network is disabled inside the…

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Compute, EC2

EC2 Failing instance status checks

    EC2 Failing instance status checks I hope most of the administrators may come across this issue in AWS ” EC2 Failing instance status checks” . Why this issue occurring ? Yes , there could be multiple reason for each operating system . But one of the frequent reason would be Operating System fail to boot. Remeber you are just…

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