Hard Links and Symlinks on Object Storage Filesystems
Hard links and symlinks can't work on object storage without an inode table.
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Section
POSIX Semantics
8 stories in POSIX Semantics.
Sparse File Support in Object Storage Filesystems
How object storage systems fake sparse files without native support for holes.
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Crash Consistency Models in FUSE Filesystem Implementations
Write-back caching makes FUSE filesystems fast but sacrifices crash consistency across nodes.
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POSIX Compliance Gaps in S3-Compatible Object Storage
Atomic rename and file locking remain impossible on S3's architecture.
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Mmap on Cloud-Backed Filesystems for Agent Inference Workloads
Memory-mapped model loading breaks under cloud storage latency during agent inference.
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Flock and Fcntl Locking Semantics on Distributed Filesystems
Lock behavior shifts unpredictably across NFS, SMB, Lustre, and CephFS filesystems.
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Fsync Behavior on NFS and Cloud-Mounted Filesystems
Fsync doesn't guarantee data durability on network and cloud storage the way it does on local disks.
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Atomic Rename Guarantees Across Cloud Storage Backends
Cloud storage backends handle atomic rename differently.
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