feat(volumecache): adaptive size-bucketed transport#538

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deanq wants to merge 34 commits into

deanquinanola/sls-367-network-volume-warm-cache-for-serverless-volumecachefrom

deanq/sls-367-volumecache-adaptive-transport

Commits on Jul 10, 2026

feat(serverless): add VolumeCache skeleton with availability gating
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feat(serverless): VolumeCache.sync writes collision-free delta shards
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fix(serverless): tolerate coarse network-fs mtime granularity in VolumeCache delta
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feat(serverless): VolumeCache.hydrate extracts shards with idempotent marker
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fix(serverless): drop 3.12-only tarfile filter kwarg to honor py3.10 floor
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fix(serverless): apply tar data filter when available, honoring py3.10 floor
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feat(serverless): harden VolumeCache extract against traversal and symlinks
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fix(serverless): realpath-normalize cache dirs so symlinked mounts match
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feat(serverless): add size-capped retention to VolumeCache
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feat(serverless): add best-effort guard and warm() context manager
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feat(serverless): export VolumeCache from runpod.serverless
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feat(serverless): auto-hydrate model cache from network volume in worker loop
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fix(serverless): guard build_default_cache and isolate worker-wiring test state
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fix(serverless): guard cache sync dispatch, sweep temp shards, cover all outputs
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fix(serverless): address review - streaming sync, retention resilience, namespace validation, lint
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feat(serverless): make network-volume warm cache opt-in; add usage docs
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refactor(serverless): VolumeCache mirror+reconcile closure; drop env-var built-in
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fix(serverless): bound atexit sync join, unique temp names, exclude temp files
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fix(serverless): clear CodeQL alerts (empty-except, unreachable test, open() in assert, unused global)
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docs(serverless): add VolumeCache warm-cache handler example
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feat(volumecache): add size-partition, max_workers, and packed-format paths
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feat(volumecache): add versioned manifest read/write and change detection
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feat(volumecache): pack small-file bucket via tar with tarfile fallback
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feat(volumecache): extract small bucket via tarfile with per-member safety
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fix(volumecache): harden _extract_small against corrupt archives
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test(volume-cache): target inner getmembers guard in _extract_small
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feat(volumecache): add thread-pool parallel copy helper
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feat(volumecache): mirror and hydrate via size-bucketed tar + parallel copy
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fix(volumecache): gate small-archive extract on manifest + prune stale archive
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docs(volumecache): document size-bucketed adaptive transport
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fix(volume-cache): harden manifest reads and pack_small cleanup
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Commits on Jul 11, 2026