Amazon Aurora

Amazon Aurora is a MySQL and PostgreSQL-compatible relational database built for the cloud that combines the performance and availability of traditional enterprise databases with the simplicity and cost-effectiveness of open source databases. Amazon Aurora is up to five times faster than standard MySQL databases and three times faster than standard PostgreSQL databases. It provides the... Continue Reading →

AWS IoT services

Device software Connect your devices and operate them at the edge. FreeRTOS FreeRTOS is an operating system for microcontrollers that makes small, low-power edge devices easy to program, deploy, secure, connect, and manage. AWS IoT Greengrass AWS IoT Greengrass is software that lets you run local compute, messaging, data caching, sync, and machine learning inference... Continue Reading →

What is Block Storage ?

Hard drive in a server except the hard drive happens to be installed in a remote chassis. Data is typically stored on device in fixed sized blocks (eg. 512 Bytes). Accessed by operating system as mounted drive volume. Applications / file systems decide how blocks are combined and accessed. Data is stored without any higher-level... Continue Reading →

What is Compartment in Cloud ?

 Compartment     A compartment is a collection of related resources. It helps us isolate and control access to our resources. Tenancy / Root Compartment     Root Compartment can hold all the Cloud Resources. Best Practice is to create dedicated compartments when we need to isolate resources. Point to Note :-     Each... Continue Reading →

Oracle Cloud Infrastructure Architecture

Regions Localized geographical areas,comprised of one or more Availability Domain (AD). Availability Domain     One or more Fault-tolerant, isolated data center located within the region, but connected to each other by a low latency, high bandwidth network.    Availability Domains are isolated from each other, fault tolerant, and very unlikely to fail simultaneously.   ... Continue Reading →

Cloud Computing

Cloud Computing     Defination of Cloud Computing given by NIST.     Cloud computing is a model for enabling ubiquitous, convenient, on-demand network access to a shared pool of configurable computing resources (e.g., networks, servers, storage, applications, and services) that can be rapidly provisioned and released with minimal management effort or service provider interaction. This cloud... Continue Reading →

Solved "stack.sh fails creating initial neutron network elements"

+lib/neutron_plugins/services/l3:create_neutron_initial_network:162 die_if_not_set 162 project_id 'Failure retrieving project_id for demo'I Encountered This Error While Installing OpenStack Using DevStack.The Reason was I Kept My Base Memory of CentOS7 Virtual Machine to 1024 MB.Failure retrieving project_id for demo Error can be Solved by Increasing Base Memory Greater than 2048 MB.It Worked for Me, I Hope It Will Work... Continue Reading →

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