Cluster Autoscaler 1.0.1

• Fixes a bug in handling nodes that, at the same time, fail to register in Kubernetes and can't be deleted from cloud provider (#369).
• Improves estimation of resources available on a node when performing scale-from-0 on GCE(#326).
• Bugfixes in the new GKE cloud provider implementation.

Image: gcr.io/google_containers/cluster-autoscaler:v1.0.1

Cluster Autoscaler 1.0.0

With this release we are graduating Cluster Autoscaler to GA.

Notable features:

• Support for 1000 nodes running 30 pods each.
• Support for 10 min graceful termination.
• Improved eventing and monitoring.
• Node allocatable support.
• Removed Azure support.
• cluster-autoscaler.kubernetes.io/scale-down-disabled annotation for marking nodes that should not be scaled down.

Compatibility notes:

• scale-down-delay-after-delete and scale-down-delay-after-failure flags replaced scale-down-trial-interval

Image: gcr.io/google_containers/cluster-autoscaler:v1.0.0

Cluster Autoscaler 0.6.2

• Better behaviour and eventing in case of scale-up problems (like stock-outs).

Image: gcr.io/google_containers/cluster-autoscaler:v0.6.2

Cluster Autoscaler 0.6.1

• Scale to 0 enabled on AWS.
• Taint issues fix on GCE/GKE.
• Critical Add-on Rescheduler taint interaction fix.
• Added annotation that prevents CA from scaling down a particular node.
• Empty nodes bulk delete fix.

Image: gcr.io/google_containers/cluster-autoscaler:v0.6.1

Cluster Autoscaler 0.6.0

• Allows scaling node groups to 0 (currently only in GCE/GKE, other cloud providers are coming).
• Price-based expander (currently only in GCE/GKE, other cloud providers are coming).
• Similar node groups are balanced (to be enabled with a flag).
• It is possible to scale-down nodes with kube-system pods if PodDisruptionBudget is provided.
• Automatic node group discovery on AWS (to be enabled with a flag).
• CA exposes runtime metrics.
• CA exposes an endpoint for liveness probe.
• max-grateful-termination-sec flag renamed to max-graceful-termination-sec.
• Lower AWS API traffic to DescribeAutoscalingGroup.

Image: gcr.io/google_containers/cluster-autoscaler:v0.6.0

Cluster Autoscaler 0.5.4

• Fixes problems with node drain when pods are ignoring SIGTERM.

Image: gcr.io/google_containers/cluster-autoscaler:v0.5.4

Cluster Autoscaler 0.5.3

• Fixes issues with PodAffinity and PodAntiAffinity.

Image: gcr.io/google_containers/cluster-autoscaler:v0.5.3

Cluster Autoscaler 0.5.2

• Fixes PVC scale up issues kubernetes-retired/contrib#2507.
• Minor fixes around kube-system/cluster-autoscaler-status config map.

Image: gcr.io/google_containers/cluster-autoscaler:v0.5.2