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What would be the monthly hosting cost for eSchool Smart System [closed]

I have no idea about DevOps. Sorry in advance if the question is something not relevant. I have to propose a cost of yearly/monthly for a system. The system will have two versions. Web (React & ...
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1 vote
1 answer
34 views

How to ensure data protection on remote server?

We have sensitive data from a customer and need to train a Neural Network for our customers. However we have no severs to train the Neural Networks, so we want to rent GPU servers. There are many ...
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1 vote
0 answers
30 views

Is it feasible to run database server on-premise? [closed]

For small scale personal projects, would it be feasible to run an RDBMS on-premise and deploy its respective web servers to the cloud? Which providers/services best facilitate this type of setup? I ...
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1 vote
1 answer
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How to setup ExternalDNS on Microk8s cluster?

I have a Highly Available, 3 nods, Microk8s cluster with MetalLB and Ingress. The cluster is supposed to serve a website with high availability. I want to enable ExternalDNS for the website with the ...
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  • 11
-1 votes
1 answer
22 views

How to mitigate issues in an IIS on-prem application calling an unreliable cloud vendor API?

We have an IIS 10 (Windows Server) on-prem application that is calling a cloud vendor api and for some reason the api is not reliable. Sometimes the application returns results as expected. Sometimes ...
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1 vote
1 answer
34 views

What are the cost effective ways to deploy services using Kubernetes on multiple deployment environments?

We are converting a traditional docker-compose based service stack to a Kubernetes based services Before the conversion we had three deployment environments Local : Basically this is the developer's ...
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  • 141
2 votes
2 answers
4k views

How to serve a custom index.html using the stock nginx docker image?

How do I serve static content from the default nginx docker image? Given: root@mordor:~# root@mordor:~# docker image ls nginx REPOSITORY TAG IMAGE ID CREATED ...
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0 votes
1 answer
108 views

How to navigate to an index.html with nginx?

This builds and runs without apparent error: root@mordor:/home/nicholas/docker/nginx# root@mordor:/home/nicholas/docker/nginx# docker exec -ti some-nginx bash root@2c912aa5ce5c:/# root@2c912aa5ce5c:/...
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0 votes
1 answer
127 views

Can't access startfile http://localhost/

Having created a docker container as: docker run -d --name=jetty jetty How do I now get a hello world page as? Looking up localhost:8080 Making HTTP connection to localhost:8080 Alert!: Unable to ...
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1 vote
1 answer
153 views

What are the advantages of using AWS nameservers as opposed to servers provided by other registrars?

I am transfering a domain name from namecheap to aws route 53 service. AWS provides you with three options when transfering: Continue to use the name servers provided by the current registrar or DNS ...
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  • 115
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1 answer
33 views

WIndows or Ubuntu server when developing on windows? [closed]

I am developing a MEAN app a windows laptop. Should I use Ubuntu or windows server on my cloud provider? Are there downsides of choosing one over the other?
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  • 115
2 votes
1 answer
22 views

Any site to host my little utility script? [closed]

I have a small node js script running in my aws ec2. It is just one file. If I hit the server with a query param, it will do some utility job (like hashing) and return the result in html. Since its a ...
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2 votes
1 answer
86 views

Using tmux to host a server

So I have some API server that I need to be up 24/7. Is it a bad idea to open up a tmux window and run the server application? When you run a binary in tmux, the binary stays running even when you ...
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0 votes
1 answer
65 views

What is the DevOps Best Practices for Hybrid environments?

I want to learn best practices, and I hope you could help me with your expertise. In a large organization that uses cloud services and taking advantage of Infrastructure as Code (IaC). My two ...
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  • 101
0 votes
1 answer
75 views

Hacking attempts to our server - what does this code do? [closed]

Every so often I go back and check our server and find random files uploaded to the domain root directory. They are seemingly cryptic and have names like css2.php db_model.php ....
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  • 113
3 votes
1 answer
936 views

How do you hide sensitive information held in variables on a docker-compose file

I am fairly new to DevOps. I have managed to build myself a CI/DI pipeline for my open source project. As soon as I check-in some code into GitHub, Travis CI takes over, it builds a fresh docker ...
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  • 197
1 vote
1 answer
546 views

Jenkins SSH connection on remote server immediately closes after login

I created a user for jenkins on my remote server that worked previously just fine, but now when I try to login with shh on the server the connection closes immediately after login. This is strange ...
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0 votes
2 answers
99 views

Is it true to say that both a "shared server environment " and a "VPS environment" can be either IaaS or PaaS?

Say I rent a DigitalOcean 20$ "VPS environment" (IaaS) or a SiteGround 10$ "shared-hosting environment" (PaaS). As far as I know, in both cases I share hardware with other customers (both ...
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-1 votes
1 answer
47 views

Maximally-self-managed hosting-platforms and OS-and-above containerizators (like Vagrant)

A maximally-self-managed hosting-platform like DigitalOcean/Linode lets a customer quickly create its own VPSE (Virtual Private Server Environment) which includes a common FOSS operating system like ...
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1 vote
1 answer
522 views

Re-initialize etcd-cluster completely (on coreos)

Over the past updates (espcially the update to etcd-wrapper: https://github.com/coreos/coreos-overlay/tree/master/app-admin/etcd-wrapper) my etcd-cluster with five machines broke. Now I'm trying to ...
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0 votes
1 answer
687 views

Reverse Proxy and TCP Optimization Inside the Network

Need to make some optimizations and have been reading articles such as linux-tcp-tuning In a world of load balancers and revers proxy is there any value in tuning TCP connections that are inside the ...
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  • 141
4 votes
1 answer
85 views

Teaching an old dog new tricks: Finally adopting the micro-service architecture

Is it too late to teach an old dog a new trick? I've always been the guy with a monolithic application/codebase. For more than 10 years now, I've gotten good at caching, writing good SQL queries, ...
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2 votes
2 answers
196 views

Nginx /foo and /foo/ redirects

I want both http://domain/foo and http://domain/foo/ requests to serve a given resource. Here's the relevant part: location / { rewrite /(.*) /ipns/QmdpoFuwY/$1 break; proxy_pass http:/...
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  • 183
13 votes
2 answers
10k views

Does Docker allow containers to be OS agnostic?

We currently use a Windows based server to host 2 VMs. One VM uses Windows with a Windows app and the other VM uses Linux with a Linux app. Is the below scenario possible? Bare server with Windows ...
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  • 231
3 votes
2 answers
248 views

VM Hosts: Single Large Host or Few Smaller Hosts?

First, I apologize if this is the wrong forum to ask this question. I was wondering if this is a ServerStack or DevOps question. In either case here it goes: I am building a small software shop and I ...
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  • 153
33 votes
3 answers
4k views

Who is this Chaos Monkey and why did he crash my server?

I had a perfect server, it was so pretty and rock solid and so I named it Petra. It was perfect in every way, everything was configured and tuned just right, it had perfect 100% service record and 753 ...
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  • 5,607
17 votes
3 answers
6k views

What are the pro and cons of SnowFlakes Servers, Phoenix Servers and Immutable Servers?

I'm curious about a matrix like comparison on security/ease of management/forensic ability for each type of server. I may forget some more key features of each type also. I've a general idea about ...
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