Consistent hashing is a special technique that allows hash rings to be expanded or shrunk dynamically with minimal disruption. Alluxio’s DORA (Decentralized Object Repository Architecture) uses consistent hashing for load balancing when scaling nodes. To reach the goal of fast performance, strict consistency, and load balancing, we analyze, evaluate, and select the most suitable consistent … Continued
Today, we are thrilled to launch the Alluxio Enterprise AI product. One of the key innovations is the introduction of the next-generation architecture DORA – a Decentralized Object Repository Architecture. This blog talks about our development of the DORA architecture, including our motivation, design decisions, and implementation. 1. Moving from Data Analytics to the AI … Continued
Alluxio is commonly used with Presto and Hive to accelerate queries. Understanding how Presto+Hive+Alluxio work together and the flow from SQL query to low-level file system operations is key to tuning performance. This post will dive into the relationship between Presto, Hive, and Alluxio. We will walk you through how a SQL query executes in … Continued
In October 2022, Uber’s Presto team shared in a blog post using the Alluxio SDK cache to boost Presto query performance and cost efficiency. This achievement is a major milestone in the collaboration between Alluxio and Uber. Thus far, the Uber Presto team has implemented the Alluxio SDK cache in three production clusters spanning over … Continued