v6.40.10

v6.40.10 (2025-08-13)

Changed

• feat: gracefully terminate agents when ASG is updated with replacement #1476 (n-tucker)
• Allow Docker default address pools to be changed #1542 (petetomasik)
• Add scale-in/out cooldown params #1540 (scadu)
• Require agent-scaler 1.9.5 or newer #1533 (scadu)

Internal

• Update buildkite-agent to v3.103.1 #1541 (renovate[bot])
• SUP-4081 - Update config.json.example for installing Elastic CI stack with the AWS CLI #1493 (Mykematt)
• Update dependency node to v22 #1539 (renovate[bot])
• Update buildkite plugin docker-compose to v5.10.0 #1538 (renovate[bot])
• Update ruby Docker tag to v3.4 #1537 (renovate[bot])
• Update dependency go to v1.24.5 #1536 (renovate[bot])

Fixed

• Fix agent's signal-grace-period-seconds #1534 (scadu)

Agent Changelog

v3.103.1 (2025-08-07)

Full Changelog

Fixed

• PS-980: fix custom TMPDIR break hook wrapper #3416 (@zhming0)

Changed

• PS-1000: ensure a static & short checkout path for k8s stack agent #3420 (@zhming0)
• Make the 'Pipeline upload not yet applied: processing' message info, not warning #3419 (@moskyb)

Internal

• build(deps): bump thor from 0.19.4 to 1.4.0 #3417 (@dependabot[bot])
• build(deps): bump the cloud-providers group across 1 directory with 7 updates #3414 (@dependabot[bot])
• build(deps): bump the container-images group across 7 directories with 4 updates #3415 (@dependabot[bot])
• Update to use OIDC session tags on AWS role assumption #3412 (@duckalini)
• chore: move the tool.go to new tool dependency #3409 (@wolfeidau)
• Upgrade to go-pipeline v0.15.0 #3408 (@DrJosh9000)
• Only run tests if code has changed #3407 (@DrJosh9000)

Upgrading

Perform a CloudFormation stack update with the following URL:
https://s3.amazonaws.com/buildkite-aws-stack/v6.40.10/aws-stack.yml

If you want to launch a new stack, you can use this link (make sure not to use your production AWS account, create a new one for CI):