SDC 23 - TRUCKS KEEP RIGHT! Maximizing Efficiency with Fibre Channel Virtual Lanes

Описание: In today's data-driven world, the demand for high-speed and reliable storage networks is constantly increasing. Fibre Channel (FC) has long been a preferred choice for storage area networks (SANs) due to its performance, scalability, and robustness. To meet the evolving needs of modern virtualized data centers, Fibre Channel introduced a groundbreaking feature known as Virtual Lanes (VLs), which allows for efficient resource utilization and enhanced Quality of Service (QoS).

This technical talk explores the architecture, functionality, and benefits of FC Virtual Lanes and calls on storage developers, architects, and designers to explore how the ability to divide a single physical Fibre Channel link into multiple virtual lanes can facilitate bandwidth allocation and allow for QoS enforcement for their workloads. The exploratory and technical talk will commence by explaining the fundamental concept of Virtual Lanes, illustrating how they enable the logical separation of traffic flows over a physical FC link and shed light on some of the early use cases that have emerged to enable prioritization and isolation of different traffic classes in a Storage Area Network. Furthermore, it will discuss the advantages offered by Virtual Lanes, including traffic segregation, enhanced throughput, reduced latency, and improved congestion control while avoiding head of line blocking. Throughout the talk, we will highlight real-world deployment scenarios and share best practices for configuring and managing Virtual Lanes - including the concepts of ER_RDY and VC_RDY as defined by FC switches. Come join the conversation to get insights into the power of Fibre Channel Virtual Lanes and the role they play in optimizing data transfer efficiency within SANs.

Presented by Nishant Lodha, Marvell Semiconductor, Inc.

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