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Sushant Sangam - PeerSpot reviewer
Specialist - Cloud Services and Software at NRG Energy, Inc.
Real User
Reliable, scalable, and useful application vitalization
Pros and Cons
  • "The scalability of Docker is good."
  • "Docker could improve by having security vulnerability reports."

What is our primary use case?

We are using Docker in our Java pipeline which is based on DevOps.

We use Docker because we do not have to set up an environment to let people try applications.

What needs improvement?

Docker could improve by having security vulnerability reports.

For how long have I used the solution?

I have been using Docker for approximately two years.

What do I think about the stability of the solution?

Docker is a stable solution, but there are some security vulnerabilities and that's why we are using security tools to point out if any vulnerabilities arise.

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April 2025
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What do I think about the scalability of the solution?

The scalability of Docker is good.

We have most of our application running using Docker in our organization and there are over 1,000 people using the applications.

How are customer service and support?

I have not contacted the support from Docker.

Which solution did I use previously and why did I switch?

I have previously used Prisma but I found Docker has more features.

How was the initial setup?

The initial setup of Docker can be easy. However, it depends on the network you have Docker on.

What about the implementation team?

We have Docker configured everywhere and it took approximately one hour.

What's my experience with pricing, setup cost, and licensing?

There is a license needed to use Docker.

What other advice do I have?

My advice to others is they should use this solution. Previously we had to set everything up for small deployments in the environment, but with Docker, we can directly run the application in a container and pull any images. We don't need to set it up. We can use an image and we can directly set it up.

I rate Docker an eight out of ten.

Disclosure: I am a real user, and this review is based on my own experience and opinions.
PeerSpot user
reviewer2404605 - PeerSpot reviewer
Senior Architect at a engineering company with 10,001+ employees
Real User
Top 10
Suitable for enterprises and helps with device management
Pros and Cons
  • "In our line of work, we've been involved in various sectors, such as industrial products, transportation, client engineering, telecom, and medical. For instance, we're currently developing an IT platform. One key use case we're tackling is device management."
  • "Docker needs to improve its pricing."

What is our primary use case?

In our line of work, we've been involved in various sectors, such as industrial products, transportation, client engineering, telecom, and medical. For instance, we're currently developing an IT platform. One key use case we're tackling is device management.

We're looking at managing devices within our setup. These devices send data or signals, which then get transferred to the cloud. It's all about handling the lifecycle of these devices, deploying them, and managing non-provisioned ones, both on our end and on the client's side.

What needs improvement?

Docker needs to improve its pricing. 

What do I think about the stability of the solution?

I rate Docker's stability a nine out of ten. 

What do I think about the scalability of the solution?

One of the primary reasons we use the tool is its scalability. It scales easily, and we haven't had any issues with it.

How are customer service and support?

Docker's support is user-friendly, fast, and knowledgeable. 

How was the initial setup?

The tool's deployment difficulty is medium.

What other advice do I have?

It tends to make sense as an investment for larger enterprises, but the cost might seem expensive for smaller businesses.

Disclosure: I am a real user, and this review is based on my own experience and opinions.
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Docker
April 2025
Learn what your peers think about Docker. Get advice and tips from experienced pros sharing their opinions. Updated: April 2025.
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Ayman Allam - PeerSpot reviewer
DevOps and Automation Lead | Technical Expert at a comms service provider with 5,001-10,000 employees
Real User
Easy to set up, helps save on resources, and offers high availability
Pros and Cons
  • "The solution is stable."
  • "We'd like knowledge transfer to be easier."

What is our primary use case?

We use the solution for containerization. We've replaced it with other solutions. We are using it to compartmentalize some legacy products. We are also onboarding other third-party applications using it. We have a few use cases. 

What is most valuable?

It's helped to save many resources.

The features, such as scaling and high availability, have been excellent. 

It is easy to set up. 

The solution is stable.

It can scale well. 

What needs improvement?

The pricing could be a bit better. We'd like the least amount of spend as possible.

We'd like knowledge transfer to be easier.

The support could be better. 

The solution can be a bit expensive. 

For how long have I used the solution?

I've been using the solution for about six years so far. 

What do I think about the stability of the solution?

The solution has been pretty stable. 

What do I think about the scalability of the solution?

The solution can scale well. 

I'm not sure how many users are currently using the solution. We are migrating all development teams over to containers. 

How are customer service and support?

We have support from our vendor and also use support for the Kubernetes cluster. It could use some improvement. It could be a bit better. They should be more responsive. 

Which solution did I use previously and why did I switch?

I've been working with Kubernetes alongside other solutions. 

How was the initial setup?

The implementation, for me, was pretty simple. I'm not sure if others would have issues. 

I would deeply it on top of the Kubernetes cluster. It usually takes one day to deploy. We're using Docker as a service for testing purposes and have implemented it on Kubernetes clusters in order to test and deploy applications in order to handle production-grade applications. 

What was our ROI?

Have not looked into ROI to see if we have witnessed any. 

What's my experience with pricing, setup cost, and licensing?

I'm not sure what the exact pricing is. I don't deal with licensing. However, my understanding is it is expensive. 

What other advice do I have?

I started using the trial version and moved on to the latest version. 

I'd recommend the solution to others. I'd rate it nine out of ten. 

Which deployment model are you using for this solution?

On-premises
Disclosure: I am a real user, and this review is based on my own experience and opinions.
PeerSpot user
Data Engineer at Mofid
Real User
Top 5
Consumes fewer resources and is easy to use
Pros and Cons
  • "The solution's customer service is good."
  • "They should provide proper documentation to understand the solution's cgroup process."

What is our primary use case?

We use Docker to build, run, and ship any application.

What is most valuable?

The solution's most valuable feature is container registry interface.

What needs improvement?

They should provide proper documentation to understand the solution's cgroup and other processes.

What do I think about the stability of the solution?

The solution is stable. Although, it consumes a lot of battery and RAM to create virtualization on macOS.

What do I think about the scalability of the solution?

We have ten solution users in our organization. Its scalability for multiple VMs needs improvement.

How are customer service and support?

The solution's customer service is good.

How would you rate customer service and support?

Positive

Which solution did I use previously and why did I switch?

We were using VMware as well. In comparison, Docker is easy to use, consumes fewer resources, and takes less time to complete the process.

How was the initial setup?

The solution's initial setup process is easy. It takes less than an hour and requires one person to execute. Also, it is easy to maintain because we can see logs.

What's my experience with pricing, setup cost, and licensing?

I use the solution's open-source version.

What other advice do I have?

I advise others to use JPT to create docker images. They should know the basic process for it. I rate the solution a ten.

Which deployment model are you using for this solution?

On-premises
Disclosure: I am a real user, and this review is based on my own experience and opinions.
PeerSpot user
Mohammed Fareed - PeerSpot reviewer
Azure DevOps Lead at DXC Technology
Real User
Allows us to containerize microservices but could be more UI-based
Pros and Cons
  • "Containerization is the most valuable feature. I can communicate to the Docker containers using other containers."
  • "I would like to see a more UI-based tool so that students can easily understand it rather than memorizing all of the Docker commands."

What is our primary use case?

We used to have a silo problem. Docker solved it because we're able to containerize the microservices that we're developing in the form of Docker mail.

Once we run the Docker image, it becomes a container. This container is guaranteed to run in every machine because we're installing Docker as the platform. On top of Docker platform, we're curating the Docker images and running the container. That container has a limited number of libraries and a limited number of data, which is required to run the application.

Each container has a limited library system, which is required to run the application. This encapsulation makes it work perfectly, irrespective of the system. It works perfectly once we have encapsulated the application and containerized it. This is guaranteed to run in each machine.

We're deploying the solution on Azure cloud. We're curating the CI/CD pipeline. In the CI/CD pipeline, we're curating the Docker images and pushing it to the container registry. We're writing the steps for how to build the Docker image into the YAML code. Once the Docker image is built, it's pushed to the container registry. We're writing this YAML code in the pipeline.

Every person on the DevOps team is using this Docker tool.

We have plans to increase usage because it's a great tool, and it's the latest technology. We're no longer developing monolith architecture, so everyone is developing applications with microservices. Docker is the best tool to containerize the application and encapsulate it.

How has it helped my organization?

We used to work on monolithic architecture to develop the application until it goes to the production environment. It takes a huge amount of time. Now, we are using a microservices architecture. Rather than creating the application as a whole, we are dividing the application into small services. Each microservice is loosely coupled. With each microservice, we can develop and containerize it in the form of a Docker container.

If an application has a hundred microservices, like on an e-commerce portal website, then the login is usually one application, the catalog is one application, and the E-card is one application. Each application can be considered as one service. For each microservice, we can develop a code and containerize it.

What is most valuable?

Containerization is the most valuable feature. I can communicate to the Docker containers using other containers. The copying feature is helpful because if a container dies, we won't lose the data. That data is retained because of this data volume feature. We mount it to our shared system or any shared folder.

What needs improvement?

I would like to see a more UI-based tool so that students can easily understand it rather than memorizing all of the Docker commands. Some people try using Docker desktop and containers to make it graphical.

Docker Swarm could have more advanced features, like Kubernetes, which has an auto scaling feature and cell-filling capabilities.

For how long have I used the solution?

I have used Docker for four years.

What do I think about the stability of the solution?

I would rate the stability as seven out of ten.

What do I think about the scalability of the solution?

I would rate the scalability as seven out of ten.

How are customer service and support?

I would rate technical support as seven out of ten.

How was the initial setup?

Setup is simple. We can install Docker with just one command. It doesn't take more than three to four minutes to run the pipeline. A Docker image is built in that time frame.

We're running the pipeline in a self-hosted agent or Microsoft-hosted agent.

Docker Compose can be installed easily. It allows you to use multiple containers at a time. Docker Swarm can also be installed easily.

What's my experience with pricing, setup cost, and licensing?

Docker is open source. To use a Docker enterprise model, we would need to pay for it.

What other advice do I have?

I would rate this solution as seven out of ten.

My advice is to create an account on Docker Hub. In Docker Hub, there are three Docker images available for practice. We use GitHub to see how we're making the Docker images and then push it to the public Docker Hub. I have an account in Docker Hub and have images there that I can reuse later. I would also advise completing a Udemy course for Docker or watching YouTube videos about it. This will make Docker easier to understand.

Which deployment model are you using for this solution?

Public Cloud

If public cloud, private cloud, or hybrid cloud, which cloud provider do you use?

Microsoft Azure
Disclosure: I am a real user, and this review is based on my own experience and opinions.
PeerSpot user
Nilesh Tarlekar - PeerSpot reviewer
Associate Consultant at Tata Consultancy
Real User
Helps us in building pipelines and deploying applications with a straightforward setup
Pros and Cons
  • "The initial setup was easy, and you are only required to run commands."
  • "I advise new users to review their website, commands, and the steps for creating images."

What is our primary use case?

We use Docker to build pipelines and deploy applications. We primarily use it to create application images that we deploy on Kubernetes Podass. The solution is deployed on-premises and via a private cloud.

What is most valuable?

The solution is lightweight which is valuable. Additionally, the ease of deploying on any cloud is valuable.

What needs improvement?

I rate the solution a nine out of ten. The solution is very good, and I am unsure how it can improve further. I advise new users to review their website, commands, and the steps for creating images.

For how long have I used the solution?

We have been using Docker for approximately one year.

What do I think about the stability of the solution?

The solution is stable.

What do I think about the scalability of the solution?

The solution is scalable. Currently, we have approximately 300 employees in development utilizing the solution.

How are customer service and support?

We do not have experience with customer service and support.

Which solution did I use previously and why did I switch?

We chose to use this product because of its stability and because of reviews from people who previously used it and had no issues.

How was the initial setup?

The initial setup was easy, and you are only required to run commands.

Disclosure: I am a real user, and this review is based on my own experience and opinions.
PeerSpot user
AnkurGupta9 - PeerSpot reviewer
Principal DevOps Engineer at Guavus
Real User
Excellent simulation feature, realized scalability, with community support forums
Pros and Cons
  • "The most valuable feature is that it gives you the same environment as on a developer machine as well as a production machine relevant to specifications."
  • "I would like to see better management layers."

What is our primary use case?

Our primary use case is to build and bundle applications.

What is most valuable?

The most valuable feature is that it gives you the same environment as on a developer machine as well as a production machine relevant to specifications. The binaries and dependencies are all bundled together and they are in a similar fashion in both places.

What needs improvement?

I would like to see better management layers. One example of this would be binary shipping. I would also like to see Docker utilize a concept like Red Hat Family.

For how long have I used the solution?

I have been using Docker for three to four years.

What do I think about the stability of the solution?

The stability is excellent. Sometimes, memory management can be tricky.

What do I think about the scalability of the solution?

Docker is scalable on both community and commercial levels. I am using the community version. There are around one hundred to one hundred and twenty of us using Docker on a daily basis.

How are customer service and support?

For customer support, we are using the documentation on the forums and they are suitable.

How was the initial setup?

The initial setup was very simple and straightforward.

What about the implementation team?

You can use either an in-house or vendor team. We simply downloaded Docker into our organizational environment.

What other advice do I have?

There are a sufficient number of YouTube videos and best practices to build Docker. I would encourage a potential user to investigate those videos. On a scale of one to ten, I would rate Docker a nine.

Which deployment model are you using for this solution?

Public Cloud

If public cloud, private cloud, or hybrid cloud, which cloud provider do you use?

Microsoft Azure
Disclosure: I am a real user, and this review is based on my own experience and opinions.
PeerSpot user
Amrutha Bennen - PeerSpot reviewer
Partner Development Manager - APAC at Nuaware
Real User
A solution that is one of best in the market for running, building or developing containers
Pros and Cons
  • "Feature-wise, Docker is very user-friendly...The solution's initial setup process was straightforward."
  • "Marketing of Docker is one area that needs to improve."

What is our primary use case?

Containerization is one of the use cases of Docker. Basically, Docker provides containers to its users. So, users can build, run and share containers among developers.

What is most valuable?

Feature-wise, Docker is very user-friendly. Also, though the solution may look basic, it is a very relevant one in the market owing to the functionalities that it provides to its users.

What needs improvement?

I'm not a developer but a salesperson, so I cannot contribute much in terms of what needs improvement in the solution from a technical perspective.

From a marketing perspective, we, as distributors, wish that Docker would figure out a way to reach more customers. Marketing of Docker is one area that needs to improve. So, since Docker was commercialized a year and a half ago, it should plan to work on its marketing part. Also, there is room for improvement in terms of the security provided by the solution. So, it should be an ongoing process that never ends.

For how long have I used the solution?

I work in an IT company, and we are currently working on a distribution model. So, we are the distributors for Docker. Hence, we are not using Docker much and are involved in selling it. So, my company has been associated with Docker since the time it started its business.

What do I think about the stability of the solution?

It is very stable. So, the tool is as stable as it can get in terms of containers.

What do I think about the scalability of the solution?

Regarding the solution's scalability, it can be automated, but Docker does not have that automation feature. So, its integration process can be carried out with an infrastructure automation tool like Terraform. In short, scalability is one of the features that Docker offers for anything with containers or anything you're running in containers.

Regarding our customers who are using Docker, I would say that we have a great and huge market share. Even though I feel that Docker's market share is around 90%, it could be more than that.

How are customer service and support?

Docker provides all the technical support to its users, especially to those who purchased a Docker license, which comes with a basic SLA agreement. It means the technical support is covered directly by the vendor. Docker has a team of engineers who work in its technical support team serving globally 24/7.

How was the initial setup?

The solution's initial setup process was straightforward. Basically, it is an open-source product, so one does not have to worry about the setup process since it's as basic as it can get. So, our company does not have to position the solution with the customers because they already use it. We just have to make sure the customers are shifted to the enterprise version of the solution so that our company can make some money.

The solution can be deployed on the cloud or on-premises, so our customers can choose a hybrid model.

Regarding the deployment process, one can directly download Docker from their official website, making it very straightforward. Also, I am unable to elaborate further since I have never personally deployed the solution as a salesperson.

Regarding the deployment and maintenance of the solution, any developer can deploy it. So, even you or I can try to deploy it since it is very straightforward.

What's my experience with pricing, setup cost, and licensing?

Customers pay for the license through a yearly subscription model, where they pay per license. This means that the license is based on a subscription, and the customer pays annually for each license they use. If you consider the features that Docker provides to its users, I would say that the solution is affordable.

What other advice do I have?

Docker is considered to be a flagship product when it comes to containerization. If a person is going to run containers for developers, Docker should probably be chosen. Docker's enterprise version is also a great solution. For any enterprise organization that is running containers or building or developing application containers, Docker will offer some great features that allow a person to collaborate with the whole development team and manage everything. Docker provides its users with the functionality to control and manage everything. Since Docker is the best solution in terms of containerization, I rate the overall solution a ten out of ten.

Disclosure: My company has a business relationship with this vendor other than being a customer: Reseller
PeerSpot user
Buyer's Guide
Download our free Docker Report and get advice and tips from experienced pros sharing their opinions.
Updated: April 2025
Buyer's Guide
Download our free Docker Report and get advice and tips from experienced pros sharing their opinions.