SNIA-SDC23-Flynn-Standards-Based-Parallel-Global-File-Systems.pdf

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1、1|2023 SNIA.All Rights Reserved.Virtual ConferenceSeptember 28-29,2021Standards-based Parallel Global File SystemAutomated Data Orchestration with NFSDavid Flynn,Hammerspace Founder&CEO2|2023 SNIA.All Rights Reserved.Overview1.Why Parallel NFS now2.How NFSv4.2 makes Parallel NFS enterprise NAS capab

2、le3.Building a standards-based parallel global file system on NFSv4.24.Performance5.Customers and use-cases6.Q&A3|2023 SNIA.All Rights Reserved.Why Parallel NFS is Relevant Now More Than EverThe Current Reality:Data orchestration is an absolute requirement across silos,sites,&clouds.High-performance

3、 requirements have gone mainstream.The world is moving to software-defined on commodity infrastructure.Linux is ubiquitous enables a sophisticated,standards-based,open-source client to come built-in(not third-party).Therefore:NFS 4.2 solves these problems.File access that bridges storage silos,sites

4、&clouds.Parallel file system with no need to install third-party client&management tools.Avoids need to rewrite apps to use object storage.4|2023 SNIA.All Rights Reserved.NFS4.2 NFS Enhancements and Fixes Elimination of excess protocol chatter using Compound operations(versus serialized)Caching and

5、delegations(including client-side timestamp generation,eliminating need to go to the server)This eliminates 80%of NFSv3s GETATTR traffic File open/create is one single round trip to the metadata service(vs three serial round trips for NFSv3)Subsequent open and read of a file just written is ZERO rou

6、nd trips(vs two serial round trips on NFSv3)Multiple parallel network connections between client and server and optional RDMA Avoids TCP stack performance limitations Ability to write to multiple storage nodes synchronously(striping,mirroring)To build highly reliable,highly available systems from un