Hystrix Circuit Breaker With Real Impatient

Hystrix Circuit Breaker With Real Impatient

In a distributed environment, failure of any given service is inevitable. Hystrix is a library created by Netflix designed to control the interactions between these distributed services providing greater tolerance of latency and failure. It was created with purpose of solving the fault tolerance in a distributed system. At high level just understand that Hystrix is some fault tolerance framework similar to how we have catch block, in a try catch exception block . Similar to that Hystrix has some…

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Rate Limiter

Rate Limiter

Objective: Understanding rate limiter and Implementing rate limiter with Flask. Introduction to Rate Limiting: Rate limiting is used to control the amount of incoming and outgoing traffic to or from a network. For example, let’s say you are using a particular service’s API that is configured to allow 100 requests/minute. If the number of requests you make exceeds that limit, then an error will be triggered. The reasoning behind implementing rate limits is to allow for a better flow of data and…

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AWS IAM POLICY USE CASE

AWS IAM POLICY USE CASE

Use Case 1 . Provide permission to my subordinate so that he/she can use IAM console to create/manage new users but only with certain company policy. So new user can also abide with company polices Suppose Mark is admin of his Project AWS account Mark want to delegate user creation duty to his subordinate Mr Bala However, Mark must ensure that Bala creates users that adhere to the following company rules: A. Users cannot use IAM to create or manage…

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Cloudera Distributed Hadoop(CDH) Installation and Configuration on Google Cloud Platform

Cloudera Distributed Hadoop(CDH) Installation and Configuration on Google Cloud Platform

CDH(Cloudera Distributed Hadoop) is Cloudera’s open source platform, is the most popular distribution of Hadoop and related projects in the world (with support available via a Cloudera Enterprise subscription) CDH integrates Hadoop with more than a dozen other critical open source projects. Cloudera has created a functionally advanced system that helps end-to-end Bigdata workflows. Hadoop Basics: The Hadoop platform was designed to solve problems where huge amount of data need to processed. It is for the situations where complex analytical…

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Installation of AWS CLI on window10 Local machine

Installation of AWS CLI on window10 Local machine

You can use AWS CLI command setup in your workstation ( desktop ) to continue to work with aws command line to acess AWS. AWS CLI allows you to interact with AWS from a command prompt, but it has be manually deployed. 1. If you want to use the AWS CLI from a Windows operating system download and run the AWS CLI MSI Installer for Windows. Go to below link http://docs.aws.amazon.com/cli/latest/userguide/awscli-install-windows.html#awscli-install-windows-path Once it is downloaded . please go and create…

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What Is Big Data

What Is Big Data

Big data is a term used to refer to data sets that are too large or complex for traditional data-processing application software to adequately deal with. Data with many cases offer greater statistical power, while data with higher complexity may lead to a higher false discovery rate.