Zero-Copy Multi-Protocol Storage Can Eliminate Sync Jobs in Cloud Data Pipelines

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Most cloud migration architectures rely on sync jobs that duplicate data from legacy file shares into S3, creating two copies that must be kept consistent and introducing latency, extra cost, and potential data drift. A zero-copy, multi-protocol storage pattern eliminates this redundancy by allowing the same underlying data volume to be accessed simultaneously via SMB, NFS, and S3 without replication or translation. Amazon FSx for NetApp ONTAP enables this approach natively, letting legacy applications continue writing over network file protocols while cloud-native services read the same bytes through an S3 Access Point. A proof-of-concept built on this architecture transformed an insurance claims intake pipeline, reducing processing reaction time from scheduled batch intervals to near-instant response. Beyond cost savings from eliminating duplicate storage, the pattern fundamentally changes real-time capabilities for legacy systems by making files visible to cloud compute the moment they are written, rather than after a sync cycle completes.

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