Software Alternatives, Accelerators & Startups

Docker VS CloudNativePG

Compare Docker VS CloudNativePG and see what are their differences

Docker logo Docker

Docker is an open platform that enables developers and system administrators to create distributed applications.

CloudNativePG logo CloudNativePG

CloudNativePG is the Kubernetes operator that covers the full lifecycle of a highly available PostgreSQL database cluster with a primary/standby architecture, using native streaming replication.
  • Docker Landing page
    Landing page //
    2023-07-25
  • CloudNativePG Landing page
    Landing page //
    2022-07-06

Docker

Website
docker.com
$ Details
Release Date
2013 January
Startup details
Country
United States
State
California
Founder(s)
Solomon Hykes
Employees
50 - 99

Docker features and specs

  • Portability
    Docker containers are designed to run consistently across different environments such as development, testing, and production, ensuring that software behaves the same regardless of where it's deployed.
  • Efficiency
    Docker containers share the host OS kernel and use fewer resources compared to traditional virtual machines, which allows for faster startups and reduced overhead.
  • Isolation
    Containers encapsulate the application and its dependencies in a separate environment, which minimizes conflicts between different applications' dependencies.
  • Scalability
    Docker makes it easier to scale applications quickly and manage resource allocation dynamically, which is particularly useful for microservices architectures.
  • Continuous Integration and Deployment
    Docker facilitates CI/CD processes by making it easier to automate the deployment pipeline, resulting in faster code releases and more frequent updates.
  • Community and Ecosystem
    A vast community and a rich ecosystem of tools and pre-built images in Docker Hub, enabling you to quickly find and reuse code and solutions.

Possible disadvantages of Docker

  • Complexity
    While Docker can simplify certain aspects of deployment, it adds a layer of complexity to the infrastructure that might require specialized knowledge and training.
  • Security
    Containers share the host OS kernel, which can pose security risks if an attacker gains access to the kernel. Proper isolation and security measures must be implemented.
  • Persistent Data
    Managing persistent data in Docker can be challenging, as containers are ephemeral and the default storage solutions are not always suitable for all applications.
  • Monitoring and Debugging
    Traditional monitoring and debugging tools might not work well with containerized applications, requiring specialized tools and approaches which can complicate troubleshooting.
  • Performance Overhead
    Although lighter than virtual machines, Docker containers can still introduce performance overheads, especially when multiple containers are running simultaneously.
  • Compatibility
    Not all software and systems are fully compatible with Docker, which can limit its use in certain legacy applications and complex environments.

CloudNativePG features and specs

No features have been listed yet.

Analysis of Docker

Overall verdict

  • Docker is considered a strong choice for containerization due to its robust feature set, community support, and ecosystem. It is praised for making applications more portable and for reducing 'it works on my machine' issues. However, like any technology, it has a learning curve and may not be necessary for simpler projects.

Why this product is good

  • Docker is a widely-used platform that simplifies and accelerates the process of developing, testing, and deploying applications by using containerization technology. It allows developers to package applications and their dependencies into lightweight, portable containers that can run consistently across any environment. This greatly enhances efficiency, scalability, and collaboration within development teams.

Recommended for

  • Developers seeking to streamline application deployment across multiple environments
  • Teams looking for consistency in application performance and operations
  • Organizations that require scalable solutions for microservices architectures
  • Projects that benefit from CI/CD practices and need automation in deployment pipelines

Docker videos

What is Docker in 5 minutes

More videos:

  • Tutorial - What is Docker? Why it's popular and how to use it to save money (tutorial)
  • Review - Real World PHP Dockerfile Review, from a #Docker Captain

CloudNativePG videos

Should We Run Databases In Kubernetes? CloudNativePG (CNPG) PostgreSQL

More videos:

  • Review - CloudNativePG: Kubernetes Databases Made Simple (Full Course)
  • Review - Extension Ecosystem: Improving the PostgreSQL Extensions Experience in Kubernetes with CloudNativePG

Category Popularity

0-100% (relative to Docker and CloudNativePG)
Developer Tools
97 97%
3% 3
Dev Ops
0 0%
100% 100
Containers As A Service
100 100%
0% 0
Cloud Computing
94 94%
6% 6

User comments

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Reviews

These are some of the external sources and on-site user reviews we've used to compare Docker and CloudNativePG

Docker Reviews

Exploring 7 Efficient Alternatives to MAMP for Local Development Environments
Though not specifically designed for PHP development, Docker offers a containerized approach to create, deploy, and run applications. It enables easy installation of PHP, web servers, and databases within containers, facilitating quick and consistent development environment setups.
Source: medium.com
Top 6 Alternatives to XAMPP for Local Development Environments
Docker - A containerization platform that allows developers to package applications and their dependencies into containers. Docker Compose can be used to define multi-container application stacks, including web servers, databases, and other services. Features powerful portability and consistency, supports rapid building, sharing, and container management, suitable for...
Source: dev.to
The Top 7 Kubernetes Alternatives for Container Orchestration
Docker uses images as templates to create new containers using Docker engine commands such as Build -t or run -d.
Kubernetes Alternatives 2023: Top 8 Container Orchestration Tools
Docker is an open-source platform for building, managing, deploying containerized applications. Swarm is a native feature in Docker with a group of virtual or physical machines that lets you schedule, cluster, and run Docker applications. It is a Docker alternative for Kubernetes that provides high portability, agility, and high availability.
Top 12 Kubernetes Alternatives to Choose From in 2023
Docker Swarm is a native clustering and orchestration solution provided by Docker, the leading containerization platform.
Source: humalect.com

CloudNativePG Reviews

We have no reviews of CloudNativePG yet.
Be the first one to post

Social recommendations and mentions

Based on our record, Docker should be more popular than CloudNativePG. It has been mentiond 74 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

Docker mentions (74)

View more

CloudNativePG mentions (19)

  • Replacing Kubernetes with Systemd
    I deployed CNPG (https://cloudnative-pg.io/ ) on my basement k3s cluster, and was very impressed with how easy I could host a PG instance for a service outside the cluster, as well as good practices to host DB clusters inside the cluster. Oh, and it handles replication, failover, backups, and a litany of other useful features to make running a stateful database, like postgres, work reliably in a cluster. - Source: Hacker News / about 1 month ago
  • Operational Considerations for Managing Stateful Workloads
    If this setup seems complex, that's because it is. Especially if you consider that you might have multiple replicas which might also need to get scheduled on new nodes etc. In many ways, it resembles the Tower of Hanoi puzzle—careful sequencing is key. That's why it's better to leverage some tools to help you out. Especially with Postgres, there is an operator that will act as Controller (cloudnativePG) that will... - Source: dev.to / 4 months ago
  • Ask HN: Where are you hosting your Postgres database in 2024?
    In k8s in our on prem private cloud using cloud native Postgres: https://cloudnative-pg.io. - Source: Hacker News / 9 months ago
  • Deploy Postgres on any Kubernetes using CloudNativePG
    The best method to counter these problems is CloudNativePG operator, this operator manages PostgreSQL workloads on any supported Kubernetes cluster. - Source: dev.to / about 1 year ago
  • Tembo Operator: a Rust-Based Kubernetes Operator for Postgres
    For those of us that don't know what cnpg stands for, it's CloudNativePG https://cloudnative-pg.io/. - Source: Hacker News / over 1 year ago
View more

What are some alternatives?

When comparing Docker and CloudNativePG, you can also consider the following products

Kubernetes - Kubernetes is an open source orchestration system for Docker containers

Helm.sh - The Kubernetes Package Manager

Rancher - Open Source Platform for Running a Private Container Service

Docker Machine - Machine management for a container-centric world

Portainer - Simple management UI for Docker

Apache Karaf - Apache Karaf is a lightweight, modern and polymorphic container powered by OSGi.