v1.49.0

OS Changes

• Update bottlerocket-kernel-kit from 4.3.1 to 4.3.3 CHANGELOG (commits) (#4657)

v1.48.0

Release Highlights

• Support passing arguments to apiclient exec subcommand with a -- separator (bottlerocket-core-kit#647)
• Install driverdog for all variants (bottlerocket-core-kit#656) - Thanks @fletcherw!

OS Changes

• Update bottlerocket-kernel-kit from 4.3.0 to 4.3.1 CHANGELOG (commits) (#4644)
• Update bottlerocket-core-kit from 10.4.1 to 10.6.0 CHANGELOG (commits) (#4649)
• Update admin-container from 0.12.2 to 0.12.3 CHANGELOG (commits) (#4647)
• Update bootstrap-container from 0.2.5 to 0.2.6 CHANGELOG (commits) (#4647)
• Update control-container from 0.8.7 to 0.8.8 CHANGELOG (commits) (#4647)

v1.47.0

Release Highlights

• Add new kubernetes 1.34 variants (#4631):
  • Add aws-k8s-1.34, aws-k8s-1.34-nvidia, aws-k8s-1.34-fips, vmware-k8s-1.34, and vmware-k8s-1.34-fips variants
  • All k8s-1.34 variants use the following:
    • Kernel 6.12
    • systemd-257 (bottlerocket-core-kit#581, bottlerocket-core-kit#636)
    • nftables for managing network filter rules (bottlerocket-core-kit#549)
    • containerd-2.1 (bottlerocket-core-kit#621)
      • Default concurrent-download-chunk-size setting is set at 8mib
      • Remove the support for Schema 1 images
    • Update defaults for the shutdown-grace-period to 2 minutes and 30 seconds with the last 30 seconds reserved for critical pods for aws variants.
  • Default device list strategy is set to cdi-cri for nvidia k8s device plugin
  • aws-k8s-1.34-nvidia variant uses NVIDIA R580 drivers
• Add command field to override default entrypoint for host and bootstrap containers (#4636, bottlerocket-core-kit#594) - Thanks @kasimeka!
• Add containerd-2.1 setting for concurrent-download-chunk-size (#4638, bottlerocket-core-kit#645)

OS Changes

• Update bottlerocket-kernel-kit from 4.2.0 to 4.3.0 CHANGELOG (commits) (#4637)
• Update bottlerocket-core-kit from 10.3.0 to 10.4.1 CHANGELOG (commits) (#4639, #4642)

v1.46.0

Release Highlights

• Add support for new Kubernetes setting static-pods-enabled (bottlerocket-core-kit#641)
• Add default bind directories for ephemeral storage (bottlerocket-core-kit#632)

OS Changes

• Update bottlerocket-sdk from 0.63.0 to 0.64.0 (commits)(#4623)
• Update bottlerocket-core-kit from 10.1.2 to 10.3.0 CHANGELOG (commits) (#4623, #4628)
• Update bottlerocket-kernel-kit from 4.0.1 to 4.2.0 CHANGELOG (commits) (#4623, #4626)

Build Changes

Twoliter

• Update twoliter from 0.11.0 to 0.12.0 and schema-version to 2 CHANGELOG (commits) (#4624)

v1.45.0

Release Highlights

• Fix containerd-2.0 settings for max_concurrent_downloads (bottlerocket-core-kit#623)

OS Changes

• Restrict kubelet's exec-start file permission to 0600 (#4574)
• Restrict kubelet-server.key file permission to 0600 (#4599)
• Update admin container from 0.12.1 to 0.12.2 CHANGELOG (commits) (#4612)
• Update bootstrap container from 0.2.4 to 0.2.5 CHANGELOG (commits) (#4612)
• Update control container from 0.8.6 to 0.8.7 CHANGELOG (commits) (#4612)
• Update bottlerocket-kernel-kit from 3.3.1 to 4.0.1 CHANGELOG (commits)(#4613)
• Update bottlerocket-core-kit from 10.0.1 to 10.1.2 CHANGELOG (commits)(#4615, #4616, #4619)

v1.44.0

Release Highlights

• Remove aws-k8s-1.27 and aws-ecs-1 variants (#4598)
• Fix file descriptor leak in apiserver exec (bottlerocket-core-kit#595)
• Add soci-snapshotter support to kubernetes variants (#4593)
  • Configure soci-snapshotter for parallel pull unpack feature (bottlerocket-core-kit#569)
  • Optionally configure containerd and kubelet with soci-snapshotter via drop-in configuration files (bottlerocket-core-kit#576)
  • Extend selinux-policy to cover soci-snapshotter (bottlerocket-core-kit#579)
  • Add configure-snapshotter.service to reset state directories of snapshotters on boot when selected snapshotter changes (bottlerocket-core-kit#582)
  • Apply upstream patches to soci-snapshotter (bottlerocket-core-kit#599)
  • Drop CLI from soci-snapshotter (bottlerocket-core-kit#569)

OS Changes

• Update bottlerocket-core-kit from 9.2.1 to 10.0.1 CHANGELOG (commits) (#4605, #4609)
• Update bottlerocket-kernel-kit from 3.2.1 to 3.3.1 CHANGELOG (commits) (#4604)

Build Changes

• Add reset-single-test testsys command (#4581)

Orchestrator Changes

Kubernetes

• Add soci-snapshotter support to kubernetes variants (#4593)
• Remove aws-k8s-1.27 variants (#4598)

ECS

• Remove aws-ecs-1 variants (#4598)

v1.43.0

OS Changes

• Update bottlerocket-core-kit from 9.1.0 to 9.2.1 (commits)(#dee811f6)
• Update bottlerocket-kernel-kit from 3.1.1 to 3.2.1 (commits)(#d6d31d6c)
• Update admin container from 0.12.0 to 0.12.1 CHANGELOG (commits) (#4590)
• Update bootstrap container from 0.2.3 to 0.2.4 CHANGELOG (commits) (#4590)
• Update control container from 0.8.5 to 0.8.6 CHANGELOG (commits) (#4590)

Build Changes

• Update bottlerocket-sdk from 0.62.0 to 0.63.0 (commits) (#4592)

Twoliter

• Update twoliter from 0.10.1 to 0.11.0 CHANGELOG (commits) (#4594)

v1.42.0

Release Highlights

• Add support for kubernetes memory-swap-behavior (#4566, bottlerocket-core-kit#541, bottlerocket-settings-sdk#88) - Thanks @teskje!

OS Changes

• Update bottlerocket-core-kit from 9.0.0 to 9.1.0 CHANGELOG (commits) (#4569)
• Update bottlerocket-kernel-kit from 3.1.0 to 3.1.1 CHANGELOG (commits) (#4570)
• Update admin container from 0.11.20 to 0.12.0 CHANGELOG (commits) (#4565)
• Update bootstrap container from 0.2.2 to 0.2.3 CHANGELOG (commits) (#4565)
• Update control container from 0.8.4 to 0.8.5 CHANGELOG (commits) (#4565)

Orchestrator Changes

Kubernetes

• Support kubernetes memory-swap-behavior setting #4566 - Thanks @teskje!

v1.41.0

Release Highlights

• Remove aws-k8s-1.26 variants (#4519, #4536)
• Add zramctl to util-linux package (bottlerocket-core-kit#543)
• Enable LTO and arch-specific optimizations (bottlerocket-sdk#276, bottlerocket-core-kit#526)
• Provide Vulkan ICD configuration files for variants using the 6.1 and 6.12 kernels (bottlerocket-kernel-kit#138) - Thanks, @iterion!
• Build GRUB with optimizations (bottlerocket-kernel-kit#163)
• Provide libnvidia-gpucomp.so (bottlerocket-kernel-kit#181) - Thanks, @tzmtl!

OS Changes

• Update bottlerocket-core-kit from 8.2.0 to 9.0.0 CHANGELOG (commits) (#4561)
• Update bottlerocket-kernel-kit from 2.5.1 to 3.1.0 CHANGELOG (commits) (#4561)
• Drop setting generator for hugepages (#4411)

Build Changes

• Update bottlerocket-sdk from 0.61.0 to 0.62.0 (commits) (#4561)

Orchestrator Changes

Kubernetes

• Remove aws-k8s-1.26 variants (#4519, #4536)
• Fix image patterns for ECR dual-stack endpoint (#4518) - Thanks @rxnew, @cartermckinnon!

v1.40.0

Release Highlights

• Migrate ECS to use CDI (bottlerocket-core-kit#482)
• Support CDI and legacy NVIDIA Container Runtime modes (#4475)
• Add NVLink Subnet Manager to support NVIDIA B200 (bottlerocket-core-kit#499, bottlerocket-kernel-kit#142)

OS Changes

• Update bottlerocket-core-kit from 8.1.1 to 8.2.0 CHANGELOG (commits) (#4532)
• Update bottlerocket-kernel-kit from 2.3.3 to 2.5.1 CHANGELOG (commits) (#4537)
• Update bootstrap container from 0.2.1 to 0.2.2 CHANGELOG (commits) (#4535)
• Update control container from 0.8.3 to 0.8.4 CHANGELOG (commits) (#4535)