Peter Muryshkin
  • Member for 4 years, 10 months
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What is the boundary of DevOps engineer job role?
Accepted answer
11 votes

From the "how it should properly work"/"how it was meant" perspective there is no real "DevOps engineer" because DevOps is a methodology/culture which emphasizes also on technical practices which ...

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Configure Docker to use SSL for a private registry on Windows 10?
Accepted answer
10 votes

The official Docker documentation says: Docker recognizes certs stored under Trust Root Certification Authorities or Intermediate Certification Authorities. That is, you can proceed as the ...

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How to remove directories and files in another layer using Docker?
7 votes

Recent Dockerfile spec allows for multiple FROM statements. https://docs.docker.com/engine/userguide/eng-image/multistage-build/ Using this approach, you can retain your compilation results to a ...

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Large number of host emulation
6 votes

you create a Docker Swarm stack file: --- version: '3.1' services: ubuntu: image: ubuntu # or your custom Docker image deploy: replicas: 10000 Then, with docker stack you can ...

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What is the future of DevOps in the age of serverless?
5 votes

Also serverless needs some infrastructure and for that you also need software components to develop and rollout. Beyond yet another website or application server I'd also think of energing advanced ...

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How does Docker container orchestration work?
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4 votes

welcome to DevOps SE, @bgarcial! Well I think there are the following options depending on the use case: Docker Container links are a according to the vendor site a legacy feature and you shouldn't ...

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How/where are programs installed in Docker containers?
4 votes

Hi and welcome to DevOps SE and Docker! Now the concept of Docker is to create isolated virtual environments, actually it's just a process or more but wrapped in its own environment. So at first ...

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DevOps tools and automation of manual processes
4 votes

Hi and welcome to DevOps SE! While DevOps is not self-purposed, maybe it is worth to step back for a moment to find out the actual problem before trying out solution. As you have asked a more or ...

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What are fetching DevOps analogies?
4 votes

Mostly for devs but knowledgeable to others with the "disaster girl" meme: "Works on my machine.. Ops problem now!" This illustrates that lack of responsibility can endanger the whole company, and the ...

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Automated patching of docker images
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4 votes

As this question is quite high-level, I give a high level answer. Technically, if there is an incident, you would normally enforce a shutdown of a running container and a replacement with a newer ...

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What is the difference between DevOps engineer Vs DevOps consultant Vs DevOps architect?
4 votes

You might want to check the accepted answer to this question: Why shouldn't I try to hire a 'DevOps Engineer'? Or maybe the article "7 DevOps roles you need to succeed", which includes ...

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Why should a developer care about Docker?
4 votes

Here are for example some arguments from a blog post published back 2014 and titled in way quite matching your answer: Much more flexible injection of new technologies into the environment ...

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Implications of introducing Docker to the development team
4 votes

@Abhay Pai why not posting this as 5 different questions? Google for "left shift" in DevOps context. Consider DevOps team patterns http://web.devopstopologies.com/ "While DevOps raise problems and ...

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What makes a difference between high-cost cloud providers and low-cost ones?
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3 votes

@jasper, and welcome to DevOps SE! While your statement can be confirmed by other voices, it's very hard to x-ray price policies of a company. It's a complex gameplay always driven by many factors ...

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How do I do a dry run with docker-compose?
Accepted answer
3 votes

Welcome to DevOps SE! A dry run for docker-compose seems to be an open feature request.

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Release/file sharing service
3 votes

In DevOps, it is not always about just piciking the right tool, but understanding what is happening also in terms of the workflow. Interesting aspects are here delivered value (like saved time) and ...

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Automate custom docker image deployment on AWS
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2 votes

I will give it a try and explain all required steps with examples. Please add comments with questions and improvement suggestions if anything is not well enough explained. The OP (original poster) ...

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What is the most used tool for Cloud Infrastructure deployment Ansible vs Puppet vs Terraform?
Accepted answer
2 votes

@jasper welcome! This really might depend on the context. On long term it's worth to take a deeper look for a moment if you are not after quick shots and go beyond experiments for a sustainable (and ...

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Can we talk about "reproducible builds" when working with interpreted languages?
2 votes

A "build" does not have though to be a compilation step. ".. the term build is similar to that of any other field. That is, the construction of something that has an observable and tangible result." ...

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Are all virtualization (OS/above-OS) utilities DevOps utilities?
Accepted answer
2 votes

I'd say you have touched another, far more fundamental question - what makes a utility a "DevOps" one? That is, how do you measure the "DevOpsness" of a tool and formalize facts in this context? ...

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What is the best way to put on a repository for a docker image with multiple tags?
2 votes

If you think of the Dockerfile as a kind of "bill of materials" for your containers, then there is the following consideration: container environments are mostly same - you can use many Dockerfiles ...

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What percentage of microservice architectures employ polyglot programming models?
Accepted answer
2 votes

A good source for statistics could be stackshare.io. In general, polyglot services i.e. teams delivering different stacks could create silos, and additional overhead for diverse toolchains; ...

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Is a decentralized Docker swarm possible?
Accepted answer
2 votes

By Docker Swarm design it is dencentralized, so you can promote any node to a manager. Normally, 3 managers are enough, for landscapes with thousands of nodes 5 are enough. https://docs.docker.com/...

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How can secrets be distributed in a docker swarm?
Accepted answer
2 votes

Once the secret reaches a manager node, it gets saved to the internal Raft store, which uses NACL’s Salsa20Poly1305 with a 256-bit key to ensure no data is ever written to disk unencrypted. ...

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Make use of CIs as Maven Repository in order to use it for building Docker images without including dependencies
2 votes

Docker images are after all VM templates, i.e. they have to be more or less self-contained: you get the image, you run the environment with all the dependencies. To approach the challenge ...

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What are the pros and cons of running application testing during vs. after a docker build?
2 votes

If you run everything in the same container... PRO: you have solved the CasC challenge for configuring the testing environment inline as well CON: you miss the blackbox tesing part, imagine your ...

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DevOps approach to creating demo data?
1 votes

Welcome to DevOps SE! Is it possible to make data management and operation of data sets to be an asset on its own? It seems like data has become more important so a more data-centric approach could ...

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What are the different types of work in a development team?
1 votes

Nice question! Possibly, Changes are further strategic product development beyond current work which is more than required by technical debt? For example, introducing a new framework, or nice ...

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How can I convince someone that 100% reliability is not the right target for anything?
1 votes

This is actually quite easy, if you know how much lost means the system being down. That is if you take eBay or Amazon they would have considerable loss even for one second of downtime in a year. So ...

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Where would DevOps Engineers mostly look for their next opportunity and what would it be?
1 votes

It can happen that your next DevOps job finds you if you have a well elaborated LinkedIn profile and patient enough to deal with and filter/process requests. Though, my market observations are that ...

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