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Month: May 2018

AWS Elastic File System

In this article, you will come to know about AWS Elastic file system (EFS) service in detail. A lot of application required shared file storage that can be accessed by multiple computers at the same time, but if we try to build storage system it takes time and it is very expensive and once you set up and deploy and operational you have to do complex maintenance and backup operations to make sure it is performing well and your data is secure. The better way is to look for some cloud service which provides all option and features with...

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AWS EBS Volume Types

In this topic you will come to know about AWS EBS Volume types: When you look into/plan to buy storage devices there is a certain metric that you want to have a look before you buy a storage devices Performance Metrics in Storage Device: Storage Device is a piece of equipment on which information can be stored Common disk performance metrics are: Input / Output operations per second (IOPS) Throughput (MB/s or MiB/s) Response time (ms) Various Operating system and Cloud providers are now following new standardize units for storage devices i.e., KiB, MiB, GiB, TiB. This is something...

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In this topic, we will compare block vs Object Storage Block Storage: In block storage, the data is stored in terms of blocks. Let’s assume below diagram consider as a hard disk and whenever you install any filesystem as ext3, ext4 or xfs then the Filesystem divide the storage in small block size, then the storage is saved in terms of blocks. How to check the block size in Linux OS for the particular disk? [root@shinde ~]# blockdev –getbsz /dev/sda 4096 [root@shinde ~]# How to check disk and where it is mounted [root@shinde ~]# lsblk | grep sdb sdb                           8:16  ...

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COMPARE between S3 vs RDS vs DynamoDB vs SimpleDB

In this topic, we are going to compare between S3 vs RDS vs DynamoDB vs SimpleDB in AWS. Many options exist Each has trade-offs Cost Performance Ideal use cases Know and embrace the limitations Keep up to date on developments S3 (Object Storage) RDS (managed MySQL, Oracle, SqlServer….) DynamoDB (NoSQL database) First look at S3: S3 (Simple Storage Service) Is an Object Storage, you put an entire object into s3 and you can pull backout. It is not really useful for editing object themselves. It’s Great for static assets RDS (Relational Database Service) Hands-off RDBMS (MySQL, Orale, SqlServer) Manually...

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Cloud Impacts on Architecture

In this blog, we are going to look cloud impacts on Architecture, first and most important things are listed below: Leverage Services wisely Modularize heavily Know (and embrace) your limits Take advantage of HA / DR Rinse, Repeat Let’s look this item one by one: Leverage Services wisely: Know what services exist and where to use each Try to buy rather than build Know the costs associated with each service Example s3 has both bandwidth and storage cost, If you storage bunch of information and don’t access frequently then storage cost will be high than bandwidth cost and if...

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