Archives for Cloud Computing - Page 25
Cloud to On-Premises Connectivity Options
AWS Azure Google Private Network Connection Over Leased Line Direct Connect ExpressRoute (Azure) - Layer 3 Direct Peering (Google) - Layer 3 VPN Software VPN…
Redis, Session Storage, REST and BTrees
Sessions are not a must for every web app. In fact, you can replace state maintenance (Sessions) with State ‘Transfers’ (REST). RESTFul calls provide the entire client state for each…
AWS Aurora–RDS
Prior to Aurora, Amazon was offering the databases of other vendors (Microsoft, Oracle…) as part of their Database as a Service – ; These database engines , though cloud-friendly, were…
AWS Application Load Balancer
The URL of the load balancer (autogenerated by Amazon) is something ; *… What you need is a way to map this to your application’s domain name (). QuickStart 2…
Dynamic Infrastructure, Disaster Recovery and Netflix’s Simian Army
Disaster Recovery has never been a fun thing to plan – and even less of a fun thing to test ; Especially around those mission critical apps that really need…
Azure AD Connect–Identity in the Cloud, SSO Azure AD
The idea is – hundreds (maybe thousands) of applications – but just a SINGLE Identity (that works across all the apps)s. Three Models for Authentication In all these models,…
Some DevOps Certification Level Questions
1. Suppose you are to deploy 6 servers (EC2 Instances in AWS lingo) to run v1 of an app. Which of the following is a correct Ansible template that accomplishes…
Some devops tools
Which are the top DevOps tools? The most popular DevOps tools are : Git : Version Control System tool Jenkins : Continuous Integration tool Selenium : Continuous Testing tool Puppet,…
What is a Hybrid Cloud
A Hybrid cloud is a cloud computing environment which contains a combination of a) on-premises network, b) private cloud and c) third-party, public cloud services.
San Storage
A SAN presents storage devices to a host such that the storage appears to be attached locally. Improve application availability (, multiple data paths) Enhance application performance (, off-load storage…