v16.3.0

OS Changes

• Add support for plain-mode encryption with dm-crypt in rottweiler (#1024)
• Support ephemeral-encryption-keys with plain-mode encryption in ephemeral-storage (#1024)

v16.2.0

OS Changes

• Adjust join_array helper to properly escape characters in schnauzer (#1031)

Build Changes

• Bump bottlerocket-sdk to v0.79.0 (#1032)

v16.1.0

OS Changes

• Capture systemd-pstore kernel dumps with logdog (#1028)

Third Party Package Updates

• Update kubernetes-1.31, kubernetes-1.32, kubernetes-1.33, kubernetes-1.34, kubernetes-1.35, kubernetes-1.36, containerd-2.2, ecr-credential-provider-1.36, aws-otel-collector (#1021)

Build Changes

• Bump bottlerocket-settings-models to 0.27.0 (#1029)
• Update Twoliter to 0.24.0 (#1026)

Orchestrator Changes

Kubernetes

• Add kubernetes-1.37 and ecr-credential-provider-1.37 packages (#1029)
• Add containerd-2.3 package (#1023)
• Add memory-reservation-policy and memory-throttling-factor settings for kubernetes-1.37 (#1029)

v16.0.0

OS Changes

• Add support for Unified Kernel Images (#1007)
• Add support for ephemeral encryption keys (#999)
• Add service to measure raw IMDS user data (#1010)
• Drop support for SystemdOptions (#1009)
• Disable metricdog if in-place-updates is false (#1014)
• Only probe supported partition tables in util-linux (#1006)
• Add managed subpackage to release for standalone image support (#944)

Third Party Package Updates

• Update ecs-agent to v1.106.1 (#1015)
• Update docker-engine-25 to v25.0.17 (#1015)
• Update amazon-ssm-agent to v3.3.5068.0 (#1015)
• Update hwloc to 2.14 (#1012)

Build Changes

• Update Twoliter to 0.23.0 (#1018)
• Lock GitHub Actions to commit hashes (#439)

v15.1.1

Third Party Package Updates

• Update containerd-2.2 (#1017)

v15.1.0

OS Changes

• Replace hardcoded ephemeral-storage bind-dir allowlist with package-contributed drop-in fragments in /usr/lib/bottlerocket/ephemeral-storage.d/ (#1001)
• Make superpowered containers receive all kernel-known capabilities (#987) - Thanks @anirbag

Third Party Package Updates

• Update libcrypto, libdevmapper, libncurses, libelf, and libffi (#998)
• Update containerd-1.7, containerd-2.2, kubernetes-1.31, kubernetes-1.32, kubernetes-1.33, kubernetes-1.34, kubernetes-1.35, and kubernetes-1.36 (#989)
• Update aws-signing-helper (#989, #1003)
• Update soci-snapshotter (#989, #995) - Thanks @ayush-panta

Build Changes

• Update Twoliter to 0.22.1 (#991, #996)
• Update bottlerocket-sdk to v0.78.0 (#1002)
• Update first-party tough dependency to the latest version (#990)

Orchestrator Changes

• Update eni-max-pods mapping (#997)

v15.0.0

OS Changes

• Drop kubernetes-1.30 and ecr-credential-provider-1.30 packages (#970)
• Drop containerd-2.1 package (#967)

Build Changes

• Update bottlerocket-sdk to v0.77.0 (#977)

v14.9.0

OS Changes

• Add support for static hugepages and transparent hugepages(#952)
• Fix thar-be-registries port inference and path validation for registry URLs (#976)

Third Party Package Updates

• Update runc to 1.3.6 (#974)
• Update systemd-257 and backport changes to systemd-252 (#961)

Build Changes

• Bump bottlerocket-settings-models to 0.25.0 (#978)

Orchestrator Changes

Kubernetes

• Gate kubelet --container-runtime-endpoint on settings.kubernetes.container-runtime-endpoint (#968) - Thanks @shvbsle!

v14.8.0

Third Party Package Updates

• Update containerd-1.7, containerd-2.1 and containerd-2.2 (#954)
• Update aws-signing-helper, ecr-credential-provider-1.32-1.35, kubernetes-1.30-1.35, soci-snapshotter, aws-otel-collector (#971)
• Update bash, util-linux, libglib (#973)

v14.7.0

OS Changes

• Enable PIE for kmod static builds (#929)
• Add ghostdog command to create devices (#963)

Third Party Package Updates

• Update kubernetes-1.36 (#964)
• Backport patch to fix memory leak in kubernetes-1.36 (#964)