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2026.20

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@jakubno jakubno released this 14 May 15:38
· 706 commits to main since this release
8cf1795

What’s Changed

API

Features

  • Add singleflight per sandbox with concurrency cap and in-flight gauge by @jakubno in #2625
  • Add Kubernetes service discovery for orchestrator and temp services by @tvi in #2602

Improvements

  • Add admin endpoint cluster ID filter for node listing by @sitole in #2641
  • Introduce pluggable service-discovery interface by @tvi in #2601
  • Clean up stale Redis indexes while on memory backend by @jakubno in #2619 + #2640
  • Log terminal template build failures by @tvi in #2646

Bug Fixes

  • Re-register api-grpc Consul service as alias of api-internal-grpc by @jakubno in #2631
  • Reduce Redis lock polling by @dobrac in #2594
  • Downgrade team-limit build errors to warnings and dedupe logs by @jakubno in #2635
  • Use uncancelable context for sandbox removal completion by @jakubno in #2655

Orchestrator

Features

Improvements

  • Add per-snapshot dirty/empty/total byte metrics at creation time by @ValentaTomas in #2649
  • Make startingSandboxes limit configurable via feature flag by @jakubno in #2622
  • Implement zapcore.Core directly in buildlogger by @tvi in #2614

Bug Fixes

  • Resolve base path per-call from live FrameTable in peerclient by @levb in #2585
  • Fix recovery bug in pkg/nfsproxy/recovery by @tvi in #2606
  • Increase storage gRPC connections to 8 for compression workloads by @levb in #2644
  • Use exponential buckets for snapshot byte histograms by @ValentaTomas in #2651

Sandbox Runtime (envd)

Bug Fixes

  • Wait for stream sender goroutine to prevent nil-pointer panic on disconnect by @arkamar in #2596
  • Fix fan-out data race when subscriber disconnects mid-iteration by @arkamar in #2643
  • Discard output when no subscriber is connected by @arkamar in #2639
  • Make envd build and tests pass on macOS by @tvi in #2605

Infrastructure

Features

  • Enable teeing OTEL collector metrics to OTEL router via feature flag by @wj-e2b in #2600

Full Changelog:
2026.19...2026.20