2026.14

What’s Changed

API

Improvements

• Refactor get last snapshot query by @jakubno in #2276
• Add Redis sync with orchestrator by @jakubno in #2122

Bug Fixes

• Enforce up-to-date data in sandbox resume by @jakubno in #2234
• Fix alias resolution for paused templates in GetSandboxesSandboxID by @matthewlouisbrockman in #2287

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Orchestrator

Features

• Add filesystem zero-copy during pause via reflink (XFS, Btrfs) by @ValentaTomas in #2249

Improvements

• Allow customizing number of pre-warmed NBDs by @jakubno in #2266
• Pre-compute cgroup CPU deltas at collection time by @arkamar in #2265
• Add additional sandboxID validation by @jakubno in #2242
• Remove unused PID-based host stats and rely on cgroup stats by @arkamar in #2251
• Precompute OTEL spans for chunker hot paths by @levb in #2243
• Extend default otelgrpc metrics with resume by @jakubno in #2293
• Upgrade default Firecracker version by @bchalios in #2245

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Sandbox Runtime (envd)

Features

• Add mem_cache metric to track page cache usage by @arkamar in #2269

Bug Fixes

• Detect cgroup v2 filesystem before initializing manager by @DL1231 in #2263

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Volumes

Improvements

• Improve proxy mount options by @djeebus in #2286

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Dashboard API

Bug Fixes

• Fix template ID inconsistencies by @matthewlouisbrockman in #2285
• Invalidate auth cache on team membership changes by @ben-fornefeld in #2288

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New Contributors

• @DL1231 made their first contribution in #2263

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Full Changelog:
2026.13...2026.14