Questions tagged [architecture]
The architecture tag has no usage guidance.
33
questions with no upvoted or accepted answers
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Is it possible to restrict access to specific domain/path through VPN on AWS
Our current setup is:
Client -> ALB -> Target Group -> auto-scaled instances
We have some urls that we would like to "hide" behind VPN access such as:
Client -> VPN -> ALB -> ...
2
votes
0
answers
79
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Changing architecture while upgrading (ubuntu 16lts)?
I wonder if there is a way to change architecture (from 32 to 64bits), even upgrading (or not) from 16.04lts to 18.04lts ?
I've looked at do-release-upgrade and other options, but I saw nothing about ...
2
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0
answers
203
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What is best practice design for internal traffic between microservices?
I have two PHP written microservices A & B. Endpoints are a.example.com and b.example.com. Both services need to be public accessible. In addition, service B makes a lot of curl requests to a....
1
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0
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48
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Hardware RAID status on SMBUS architecture
This question is kind of theoretical, but I found no other StackExchange site to suite it better. I would like to know a little more about SMBUS and if it is possible to collect data from random PCI-E ...
1
vote
2
answers
526
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AWS Architecture Advice - multiple EC2 instances with shared database / file system with dynamic start and stop
I am very new at cloud architecture but have decent application development experience. Right now, I am in the process of making a large computational pipeline more accessible to 5-10 users via a web ...
1
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0
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12
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Deployable services on Azure Stacks HCI
What is the list of the resources/services that can be deployed to a hybrid Azure Stacks HCI appliance?
Context
I am doing an assessment about whether existing on-public-cloud applications can be ...
1
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0
answers
90
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Cost-Effective Database Architecture for 2000-3000 concurrent users | AWM Cloud
We have conducted the exam of 2000 concurrent users this week. And it went smoothly.
Our Architecture was, we used an AWS AutoScaling setup with 5 servers running at the start (each has 2CPU, 8GB RAM)....
1
vote
0
answers
28
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Is there a multi-zone multi-service global dashboard for AWS?
Is there any easy way to watch the list of all products in AWS for a single account?
I'm currently manually making a "for each geographical zone" "for each service" see it's dashboard, so I can ...
1
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0
answers
258
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How does the Azure Web Apps architecture look like?
I've had a few outages of 10 to 15 minutes, because apparently Microsoft had a 'blip' on their storages. They told me that it is because of a shared file system between the instances (making it a ...
1
vote
1
answer
448
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Could HAProxy disable the Apache Instance on the same node it is running?
I have a setup with three VMs that are running on a core i74xx. The machines form a LAMP cluster with HAProxy doing the loadbalancing.
After running multiple load tests I found out, that throughput ...
0
votes
1
answer
200
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*Temporary* exec format error on Debian/PVE 7.1-10 that went away in seconds
I have a script that dumps the current load into a screen window on my server so I can glance without switching to a browser to see zabbix, etc.
The script basically just loops while ;: do awk "{...
0
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0
answers
45
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Should VLANs and AD match organizational chart for implementing 802.1x with Dynamic VLAN?
I am experiencing an issue while trying to understand the best way to implement 802.1x (EAP Chaining with AD as the identity service) in a corporate environment. The following questions have arisen ...
0
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0
answers
159
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How to expose multiple databases in local network for other applications to connect with them
I am following up this question here, in which I made the incorrect assumption of being able to access a database using HTTP.
Because I seem to lack conceptual knowledge, I would like to ask a more ...
0
votes
1
answer
278
views
Multiple WP websites, high availability setup
We are moving to a new production environment and I came up with the following setup. For the 20-25 client websites we have, I wanted to do the following:
DigitalOcean Load Balancer
Two DO Droplets ...
0
votes
1
answer
75
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Redundant server with internet access
First sorry for the noob question, but I am kind of lost here.
Here is what I have: An N number of workstations that are communicating with private servers. Server 1 is production and server 2 is ...
0
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0
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192
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How to implement firewall to grant network access for VPN users as-needed (per-user principle of least privilege, OpenVPN)
How can I setup OpenVPN in conjunction with my firewall in such a way that my VPN users' traffic is DROPed by default to all network resources, and only ACCEPTed through the firewall if that user ...
0
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0
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39
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How to make a remote server be invisible to a web user
I have a webserver www.example.com that takes user input and calculates results on a remote server
<form action="www2.example.com/action.cgi">
Now the user is on the second server. How ...
0
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0
answers
327
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Staging environment keeping up to date with new prod data
In most companies I've seen, the prod/staging dichotomy is articulated as follows, using Facebook's live feed as a running example:
prod (obviously) stays up to date with new incoming posts, messages,...
0
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0
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49
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Best mysql database architecture for a worldwide project
I would like to know your opinion about how to build the best database architecture posible.
This is a website, let's say it is a forum, with traffic from everywhere around the globe.
I'm trying to ...
0
votes
1
answer
96
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Server Infrastructure - China / Australia
I've been working for a while on developing a custom intranet for a client in Australia for the last few years. The difficult part is that, it needs to be accessed as much by the Chinese team as the ...
0
votes
1
answer
611
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Api gateway for Microservices with Google Cloud Functions
Inputs
For example, we have a few services.
Account service
Product service
Payment service
Each service is a separate Google Cloud Function.
Each service has its own HTTP API. For example, the ...
0
votes
0
answers
289
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AWS - Encrypting/Decrypting sensitive consumer data - Does my workflow look secure?
I will be using AES-256 symmetric encryption VIA Open SSL. Please have a look at my workflow and let me know if it looks secure.
Encryption workflow
1: APP will encrypt data securely using Open SSL ...
0
votes
0
answers
56
views
Sharing single page application for multiple customers
I'm looking for information to implement the following architecture:
One Single Page Application hosted on AWS S3 + Cloudfront distribution - domain example.com
A single API accessed by the single ...
0
votes
0
answers
242
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Proper way to set up web server for single-page application
What I have usually done with single-page applications is to have a single monolithic application server that returns both HTML and responds to AJAX requests. I'd put all AJAX endpoints (typically ...
0
votes
1
answer
1k
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BMC TrueSight Architecture Questions & Review
I have been preparing for a TrueSight deployment for some time now but would like to share my high level architecture with everyone and get some feedback as well as some questions I would like to ...
0
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1
answer
77
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Understanding the concept of highload application
So, I have an idea of creating highload app using Ruby on rails. However there are some questions about the conception of the project.
The main idea is
Client->Load Balancer -> Server_1 ->...
0
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0
answers
85
views
Why does some Windows Updates in wsus doenst contain a architecture?
I synced all security/critical updates on my wsus server and got a lot of updates which doenst contain any architecture. Is this because this update obtains for both architectures (64-bit AND 32-bit). ...
0
votes
1
answer
69
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Enterprise Service Bus architecture
Quick architecture question.
I am needing to set up a portal/website with a database This is easy but now I want to add on functionality for apps, and other clients to interact through an API.
My ...
0
votes
1
answer
244
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Mysql - best setup for 4 replication databases and another standalone
we would like to merge on one server 2 mysql instances coming from 2 different server :
4 databases on the first instance, which is a replication slave, which are replicated from a master
1 database ...
0
votes
0
answers
91
views
Single instance EC2 env versus multiple split stack?
I am fairly new to AWS and have designed a fairly flexible architecture which is fairly performant and fault tolerant over multiple regions/AZs
However I was thinking - what would the main ...
0
votes
1
answer
147
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Cloning a server across architectures
I have this Linux (Debian) server that I want to duplicate, with all its services and their settings. Actually, it is to replace the existing server with newer hardware. I'd like the process to be as ...
0
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2
answers
258
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Memcached and Mysql architecture
Right now we have 2 servers.
webserver + memcached
mysql server
the mysql server is a new and a strong server and it is not being utilized fully. I was debating if I should migrate the memcached to ...
0
votes
1
answer
71
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Optimal hosting of website and platform api on EC2
We intend to deploy a web site (based on Drupal) and the associated platform api on Amazon EC2. Would like to know what would be a better way to architect this solution w.r.t to instances (meaning ...