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Argo vs Pachyderm: What are the differences?
Introduction
In the world of modern data engineering, Argo and Pachyderm are two popular tools that provide data versioning and pipeline management capabilities. While both tools aim to solve similar problems, there are key differences that set them apart. In this article, we will explore the top six differences between Argo and Pachyderm.
Workflow vs. Data Versioning: Argo primarily focuses on workflow orchestration and task automation. It provides features to define and manage complex workflows, such as DAGs (Directed Acyclic Graphs) and automated retries. On the other hand, Pachyderm is primarily designed for data versioning and data lineage. It offers powerful version control and data lineage capabilities, making it easier to manage and track changes to data over time.
Containerization: Argo uses Kubernetes as its native runtime environment and leverages containers for executing tasks within workflows. It seamlessly integrates with Kubernetes ecosystem and takes advantage of the scalability and fault-tolerance it provides. Pachyderm, on the other hand, is container-agnostic and can work with any containerization technology. It allows users to specify any container image to be used for processing data within its pipelines.
Parallelism and Scalability: Argo enables parallel execution of tasks within workflows, allowing for efficient resource utilization and faster processing of large datasets. It automatically manages the execution of tasks and ensures dependencies are satisfied before starting dependent tasks. Pachyderm also supports parallel processing, but it provides more fine-grained control over data pipelines. It allows users to specify the number of replicas for each stage of the pipeline, enabling scalable and distributed data processing.
Fault-tolerance and Data Integrity: Argo ensures fault-tolerance by leveraging Kubernetes' built-in fault-tolerance mechanisms. It automatically retries failed tasks and handles failures gracefully. However, data integrity and lineage are not first-class citizens in Argo. Pachyderm, on the other hand, puts a strong emphasis on data integrity. It uses a versioned filesystem called PFS that guarantees data immutability and allows users to track changes to data over time. Pachyderm also provides features like data provenance and data lineage, which are crucial for data integrity and compliance.
User Interface and Ease of Use: Argo provides a web-based user interface (UI) that makes it easy to visualize and manage workflows. The UI provides a graphical representation of workflows, allowing users to easily understand the structure and dependencies between tasks. Pachyderm, on the other hand, focuses more on a command-line interface (CLI) and API-driven approach. While it lacks a graphical UI, Pachyderm offers a rich set of CLI commands and APIs for interacting with pipelines and versioned data.
Community and Ecosystem: Argo has a strong and active community of users and contributors. It is widely adopted in the Kubernetes ecosystem and has a growing number of integrations with other tools and platforms. Pachyderm, although younger in the market, is gaining popularity and has a thriving community. It offers integrations with popular data science and ML frameworks, such as TensorFlow and PyTorch.
In summary, while both Argo and Pachyderm provide data versioning and pipeline management capabilities, Argo focuses more on workflow orchestration and scalability, while Pachyderm prioritizes data versioning, data lineage, and strong data integrity. The choice between the two depends on the specific needs of your use case and the importance of data lineage and integrity in your data engineering workflows.
Pros of Argo
- Open Source3
- Autosinchronize the changes to deploy2
- Online service, no need to install anything1
Pros of Pachyderm
- Containers3
- Versioning1
- Can run on GCP or AWS1
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Cons of Argo
Cons of Pachyderm
- Recently acquired by HPE, uncertain future.1