Questions tagged [amazon-ec2]
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30 questions
1 vote
0 answers
142 views
List Git branch currently on each EC2
We have a handful of AWS EC2s set up for testing ongoing feature developments. I'm wondering if anyone knows an easy, automated way to keep track of which git branch we're testing on each EC2. Maybe ...
0 votes
0 answers
51 views
Kubernetes auto scaling
We are currently in the process of doing an infrastructure overhaul. A bit of background of what our business model currently is: We are an aggregator of bills and payment services for businesses. ...
1 vote
2 answers
600 views
When creating a RESTful API in AWS, why would you use EC2 over a Lambda integration?
In AWS you can easily create a RESTful API using API Gateway. With a serverless approach, you would have API Gateway integrate with Lambda to handle your endpoint logic. This seems like the most ...
- 1,191
-2 votes
2 answers
1k views
What's better, using DB or Storage services to save videos?
I am creating a website that allows to teachers to uploading courses, what's better, to just use the DB or should I use storage services, and how could I know the size of the videos? I am using AWS if ...
1 vote
1 answer
103 views
What is the threat model for deciding between unencrypted vs. encrypted EBS volumes?
Let me start by saying that I'm not questioning the utility of encrypting EBS volumes, nor asking how it works. I'm just wondering what specifically encrypting EBS volumes is protecting against? For ...
- 129
1 vote
1 answer
355 views
How to efficiently process CPU intensive tasks on the server in the background
I built an audio processing web app using Rails. The user uploads a song to the website. The song is then decomposed into individual elements and then modified and recombined. I am using a an open ...
- 19
2 votes
0 answers
685 views
Running a high availability PostgreSQL cluster on native AWS services only
Backstory: I am unable to use RDS, as I need to install cartridges in my PostgreSQL instances. I have been trying to pin down an architecture for PostgreSQL running on EC2 instances for a few days. ...
- 29
-5 votes
1 answer
431 views
Upload fingerprint from android/ios to cloud
I am working on a project to use fingerprint to authenticate the user. I don't want the authentication to be device specific. Hence want to upload the user fingerprint to cloud. I do understand that ...
1 vote
3 answers
2k views
Are AWS Lambda functions a good fit for the use case of fetching huge amount of records from database on User request?
We have a use case where an AWS Lambda function is called from AWS API Gateway on user request from the browser, it fetches data from the database and returns back to the client. The amount of time ...
- 13
1 vote
1 answer
122 views
Allowing a dynamic list of IP addresses to access a specific port in an AWS EC2 Instance
The problem I am trying to solve today is DDoS. I am working on a game project which is hosted on a TCP port (7777). The game is known to have a community full of idiots (pardon the language) that do ...
- 235
2 votes
1 answer
1k views
How to automate my AWS spark script
I am new to AWS and i have learnt and developed code in spark -scala . My application basically merge two files in spark and created final output. I read both files (MAIN files and INCR files )in ...
- 131
3 votes
1 answer
1k views
Messaging between microservices on AWS
Here is the scenario: We are running a microservices style architecture on AWS using API Gateway and EC2 instances. Let’s say there are five services: Photo Service, Topics Service, User Posts ...
- 133
6 votes
3 answers
359 views
Server architecture for short bursts of ~150 parallel CPU-heavy subqueries
The client sends a query (a few hundred characters) to the web service. This query can be split into 20 to 150 subqueries with a simple regex. Those subqueries can then be computed independently and ...
- 163
1 vote
0 answers
63 views
Splitting the application into two different hosting providers
Due to cost I am currently thinking of using AWS for scalable hosting of the node.js backend of the application that would be nice to have monitoring,load balancing and all the goodies of the AWS ...
- 419
1 vote
1 answer
896 views
Amazon Echo Development on LAN
I have followed the tutorial from Amazon to get started with the Echo. I made a skill and setup an application server on their AWS Lambda for basic testing. I have a few questions about the Echo, ...
- 21