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You are here: Home / Videos / Qumulo Core Block System

Qumulo Core Block System



Storage Field Day 8


This video is part of the appearance, “Qumulo Presents at Storage Field Day 8“. It was recorded as part of Storage Field Day 8 at 8:00 - 10:00 on October 22, 2015.


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The presentation by Qumulo at Storage Field Day 8, led by CTO Aaron Passey, focused on the Qumulo Core Block System, emphasizing its capacity for data protection and enhanced reliability. Passey detailed how failure rates and the chances of a storage system failing correlate directly with factors such as restripe time, component reliability, and cluster size. By optimizing these elements, Qumulo aims to achieve high reliability while lowering protection levels, enabling organizations to minimize costs related to data storage while still safeguarding against data loss. This is achieved through rapid restriping and effective use of storage components.

At the heart of Qumulo’s design is a shared nothing clustered architecture that operates efficiently even during drive failures. Passey illustrated how data is organized into 5 GB chunks, which can be mirrored or erasure-coded for protection. This approach allows for a widespread rebuild process across the cluster, utilizing the performance of multiple drives to expedite data recovery effectively. As a result, Qumulo claims rebuild times significantly lower than those of traditional systems—often completing in minutes rather than days, which is a critical factor in maintaining operational efficiency and data availability.

In addition to the technical aspects, Passey addressed the architecture’s advantages in maintaining optimal I/O performance. By leveraging a hybrid model that combines SSDs with traditional spinning disks, Qumulo optimizes read and write operations for both speed and resource efficiency. The system’s ability to handle large block sizes ensures greater utilization of storage resources while minimizing fragmentation. Moreover, Qumulo is actively working towards features such as data-at-rest encryption and enhanced management capabilities, affirming its commitment to evolving its offerings in response to customer needs. Overall, the presentation highlighted Qumulo’s innovative approach to storage solutions that prioritize performance and reliability.

Personnel: Aaron Passey


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