AKS

Azure Kubernetes Service

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AKS - Release 2020-11-16

Published by palma21 almost 4 years ago

This release is rolling out to all regions - ETA for conclusion 2020-12-03 for public cloud.

Announcements

Release Notes

  • Features
    • Ephemeral OS is now Generally Available (GA). From now on ephemeral OS will be the default OS disk type for all SKUs and disk sizes that support it. See more here.
    • Kubernetes v1.19 is now Generally Available (GA).
    • ContainerD is now Generally Available (GA) and the default container runtime for cluster created or upgraded to kubernetes v1.19+. See more here.
    • Max Surge upgrades are now generally available. See more here.
  • Behavioral changes
    • The command az aks browse will now open the Azure Portal Kubernetes resource view after the Azure CLI v2.15.0.
    • A new property subnetCIDR was added for the Application Gateway Ingress Controller (AGIC) addon. This property will eventually replace subnetPrefix, and is used by AGIC to create a new subnet for Application Gateway. Application Gateway is deployed in this subnet and is then configured by AGIC to provide ingress capability to AKS.
    • Added additional username and password validations for windows. The minimal password lenght in AKS is 14 characters. See more here.
    • AKS Base images now come from Shared Image Gallery and no longer from the Azure Marketplace.
  • Bug Fixes
    • Fixed issued caused by Chrony on recent AKSUbuntu-1604-2020.10.28 images.
  • Component Updates
AKS - Release 2020-11-09

Published by palma21 almost 4 years ago

This release is rolling out to all regions - ETA for conclusion 2020-11-19 for public cloud

Announcements

  • AKS will default to containerd as the default runtime on kubernetes v1.19+ after this feature GAs. During preview we encourage to create nodepools with the new container runtime to validate workloads still work as expected. And do check the containerd differences and limitations. After GA of kubernetes v1.19, containerd will be served by default for all new clusters or cluster that upgrade to v1.19. If you are doing container builds in cluster please use the recommended docker buildx.
  • After the GA of Ephemeral OS and release of the 2020-11-01 AKS API version. Clusters and nodepools will be created by default with Ephemeral OS. You can still select managed disks explicitly if you prefer that option. See more at https://aka.ms/aks/ephemeral-os.
  • The Azure Kubernetes Service pod security policy (preview) feature will be retired on February 1st 2021.
  • Once GA AKS will default to its new GPU specialized image as the supported option for GPU-capable agent nodes.

Release Notes

  • Features
    • Migration from Service Principal-based clusters to Managed Identity Managed clusters is now supported. See how here.
    • Added Standard_Dxds_v4 VM SKUs.
    • Added Standard_exds_v4.
  • Behavioral changes
    • From kubernetes clusters v1.19+ az aks browse CLI command will open the Azure Portal resource view instead of the kubernetes dashboard that no longer is supported on these clusters.
  • Bug Fixes
    • The AKS control plane will always send RST for idle connections after 4min. Closes #1052, #1755, #1877.
    • Fixed issue with etcd replica management.
  • Component updates
AKS - Release 2020-10-26

Published by palma21 almost 4 years ago

This release is rolling out to all regions - ETA for conclusion 2020-11-11

Announcements

  • AKS and Holiday Season: To ease the burden of upgrade and change during the holiday season, AKS is extending a limited scope of support for all clusters and nodepools on 1.16 as a courtesy. Customers with clusters and nodepools on 1.16 after the announced deprecation date of 2020-11-30 will be granted an extension of capabilities outside the usual scope of support for deprecated versions.
    The scope of this limited extension is effective from '2020-11-30 to 2021-01-31' and is limited to the following:
    • Creation of new clusters and nodepools on 1.16.
    • CRUD operations on 1.16 clusters.
    • Azure Support of non-Kubernetes related, platform issues. Platform issues include trouble with networking, storage, or compute running on Azure. Any support requests for K8s patching and troubleshooting will be requested to upgrade into a supported version.
  • AKS will default to containerd as the default runtime on kubernetes v1.19+ after this feature GAs. During preview we encourage to create nodepools with the new container runtime to validate workloads still work as expected. And do check the containerd differences and limitations. After GA of kubernetes v1.19, containerd will be served by default for all new clusters or cluster that upgrade to v1.19. If you are doing container builds in cluster please use the recommended docker buildx.
  • After the GA of Ephemeral OS and release of the 2020-11-01 AKS API version. Clusters and nodepools will be created by default with Ephemeral OS. You can still select managed disks explicitly if you prefer that option. See more at https://aka.ms/aks/ephemeral-os.
  • The Azure Kubernetes Service pod security policy (preview) feature will be retired on February 1st 2021.
  • Once GA AKS will default to its new GPU specialized image as the supported option for GPU-capable agent nodes.

Release Notes

  • Features

    • Outbound type UDR now allows for dynamic route exchange over BGP for Private Clusters.
    • Proximity Placement Group support is now Generally Available. Releases for #1351
    • Spot Node pools are now Generally Available. Releases for #982
    • Support for CriticalAddonsOnly taint as an exception for system pools. Releases for #1833
    • Support for soft Taints. Resolves #1484
    • New Kubernetes patch versions available, v1.17.13, 1.18.10.

  • Preview Features

  • Bug Fixes

    • Fixed mis-alignment of taint validations with upstream kubernetes validations. Fixes #1412

  • Component updates

AKS - Release 2020-10-19

Published by palma21 almost 4 years ago

This release is rolling out to all regions - ETA for conclusion 2020-10-28

Announcements

  • AKS and Holiday Season: To ease the burden of upgrade and change during the holiday season, AKS is extending a limited scope of support for all clusters and nodepools on 1.16 as a courtesy. Customers with clusters and nodepools on 1.16 after the announced deprecation date of 2020-11-30 will be granted an extension of capabilities outside the usual scope of support for deprecated versions.
    The scope of this limited extension is effective from '2020-11-30 to 2021-01-31' and is limited to the following:
    • Creation of new clusters and nodepools on 1.16.
    • CRUD operations on 1.16 clusters.
    • Azure Support of non-Kubernetes related, platform issues. Platform issues include trouble with networking, storage, or compute running on Azure. Any support requests for K8s patching and troubleshooting will be requested to upgrade into a supported version.
  • AKS will default to containerd as the default runtime on kubernetes v1.19+ after this feature GAs. During preview we encourage to create nodepools with the new container runtime to validate workloads still work as expected. And do check the containerd differences and limitations. After GA of kubernetes v1.19, containerd will be served by default for all new clusters or cluster that upgrade to v1.19. If you are doing container builds in cluster please use the recommended docker buildx.
  • After the GA of Ephemeral OS and release of the 2020-11-01 AKS API version. Clusters and nodepools will be created by default with Ephemeral OS. You can still select managed disks explicitly if you prefer that option. See more at https://aka.ms/aks/ephemeral-os.
  • The Azure Kubernetes Service pod security policy (preview) feature will be retired on February 1st 2021.
  • Once GA AKS will default to its new GPU specialized image as the supported option for GPU-capable agent nodes.

Release Notes

  • Features
    • New cluster autoscaler parameters available for the cluster autoscaler profile. New parameters supported: skip-nodes-with-local-storage, skip-nodes-with-system-pods, max-empty-bulk-delete, expander, new-pod-scale-up-delay, max-total-unready-percentage, ok-total-unready-count
    • New Admission controllers supported from kubernetes v1.19: PodNodeSelector, PodTolerationRestriction, ExtendedResourceToleration. See how to use them here Releases for #1143, #1719 and #1449.
  • Bug fixes
    • Fixed a few CPU throttling and health probe issues on the AKS control plane.
    • Updated signed PowerShell package to v0.0.3. Fixes #1772
    • Fixed issue with Azure policy addon and kubernetes v1.19 preview. Fixes #1869
  • Component updates
AKS - Release 2020-10-12

Published by palma21 about 4 years ago

This release is rolling out to all regions - ETA for conclusion 2020-10-22

Announcements

  • AKS and Holiday Season: To ease the burden of upgrade and change during the holiday season, AKS is extending a limited scope of support for all clusters and node pools on 1.16 as a courtesy. Customers with clusters and node pools on 1.16 after the announced deprecation date of 2020-11-30 will be granted an extension of capabilities outside the usual scope of support for deprecated versions.
    The scope of this limited extension is effective from '2020-11-30 to 2021-01-31' and is limited to the following:
    • Creation of new clusters and node pools on 1.16.
    • Scale, Update, Upgrade and Delete operations on 1.16 clusters.
    • Azure Support of non-Kubernetes related, platform issues. Platform issues include trouble with networking, storage, or compute running on Azure. Any support requests for K8s patching and troubleshooting will be requested to upgrade into a supported version.
  • AKS will default to containerd as the default runtime on kubernetes v1.19+ after this feature GAs. During preview we encourage to create node pools with the new container runtime to validate workloads still work as expected. And do check the containerd differences and limitations. After GA of kubernetes v1.19, containerd will be served by default for all new clusters or cluster that upgrade to v1.19. If you are doing container builds in cluster please use the recommended docker buildx.
  • After the GA of Ephemeral OS and release of the 2020-11-01 AKS API version. Clusters and node pools will be created by default with Ephemeral OS. You can still select managed disks explicitly if you prefer that option. See more at https://aka.ms/aks/ephemeral-os.
  • The Azure Kubernetes Service pod security policy (preview) feature will be retired on February 1st 2021.
  • Once GA AKS will default to its new GPU specialized image as the supported option for GPU-capable agent nodes.

Release Notes

AKS - Release 2020-09-21

Published by palma21 about 4 years ago

This release is rolling out to all regions - ETA for conclusion 2020-09-30

  • AKS will default to containerd as the default runtime in kubernetes v1.19 on Linux node. During preview we encourage to create nodepools with the new container runtime to validate workloads still work as expected. And do check the containerd differences and limitations. After GA of kubernetes v1.19, containerd will be served by default for all new clusters or cluster that upgrade to v1.19. If you are doing container builds in cluster please use the recommended docker buildx.
  • [New Date] We heard your feedback and as such, the Azure Kubernetes Service pod security policy (preview) feature will be retired on February 1st 2021.
  • Once GA AKS will default to its new GPU specialized image as the supported option for GPU-capable agent nodes.

Release Notes

AKS - Release 2020-08-31

Published by palma21 about 4 years ago

This release is rolling out to all regions - ETA for conclusion 2020-09-18

  • AKS will default to containerd as the default runtime in kubernetes v1.19. During preview we encourage to create nodepools with the new container runtime to validate workloads still work as expected. And do check the containerd differences and limitations. After GA of kubernetes v1.19, containerd will be served by default for all new clusters or cluster that upgrade to v1.19. If you are doing container builds in cluster please use the recommended docker buildx.
  • [New Date] We heard your feedback and as such, the Azure Kubernetes Service pod security policy (preview) feature will be retired on February 1st 2021.
  • Once GA AKS will default to its new GPU specialized image as the supported option for GPU-capable agent nodes.

Release Notes

  • Features
    • Kubernetes version 1.18 is now Generally Available (GA) on AKS. (1.15 is being retired as this release progressively reaches all regions, as previously communicated). Check the release calendar for future version release and GA date.
    • New Kubernetes patch versions available, v1.18.8.
    • The AKS Kubernetes Audit logs are now split in 2 categories to allow you granularly subscribe and save costs.
      • kube-audit-admin: This category contains only audit events that include write verbs (create,update,delete,patch,post)
      • kube-audit: This category contains all remaining audit events.
    • AKS Ubuntu 18.04 is now Generally Available and will be the default agent node base image on k8s v1.18 and onward.
  • Preview Features
  • AKS now supports Azure disk and Azure files CSI storage drivers in Public preview.
  • Bug Fix
    • Fixed an issue where non-AKS managed identities (eg. from Pod Identity) would be lost after an AKS upgrade.
    • Fixed bug where the VMSS backend pool was removed after a Service Principal reset operation.
  • Behavior Changes
    • Ensure all components use only strong ciphers (matching the AKS API server). Metrics server now only allows the following cipher suites:
      • TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256
      • TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256
      • TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384
      • TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384
  • Component Updates
AKS - Release 2020-08-17

Published by palma21 about 4 years ago

This release is rolling out to all regions - ETA for conclusion 2020-08-26

Important Service Updates

  • AKS will default to AKS ubuntu 18.04 in upcoming GA of kubernetes v1.18 which marks the GA of AKS Ubuntu 18.04 as well. We recommend testing existing workloads on AKS Ubuntu 18.04 nodepools prior to GA. See how here: https://aka.ms/aks/Ubuntu1804
  • AKS will default to containerd as the default runtime in kubernetes v1.19. During preview we encourage to create nodepools with the new container runtime to validate workloads still work as expected. And do check the containerd differences and limitations. After GA of kubernetes v1.19, containerd will be served by default for all new clusters or cluster that upgrade to v1.19. If you are doing container builds in cluster please use the recommended docker buildx.
  • The Azure Kubernetes Service pod security policy (preview) feature will be retired on 15 October 2020.
  • Kubernetes version 1.18 will GA on the week of August 31st and you will no longer be able to create 1.15.x based clusters or nodepools.
  • Once GA AKS will default to the GPU specialized image as the supported option for GPU-capable agent nodes.

Release Notes

AKS - Release 2020-08-10

Published by palma21 about 4 years ago

This release is rolling out to all regions - ETA for conclusion 2020-08-21

Important Service Updates

  • AKS will default to AKS ubuntu 18.04 in upcoming GA of kubernetes v1.18 which marks the GA of AKS Ubuntu 18.04 as well. We recommend testing existing workloads on AKS Ubuntu 18.04 nodepools prior to GA. See how here: https://aka.ms/aks/Ubuntu1804
  • AKS will default to containerd as the default runtime in kubernetes v1.19. During preview we encourage to create nodepools with the new container runtime to validate workloads still work as expected. And do check the containerd differences and limitations. After GA of kubernetes v1.19, containerd will be served by default for all new clusters or cluster that upgrade to v1.19.
  • The Azure Kubernetes Service pod security policy (preview) feature will be retired on 15 October 2020.
  • Kubernetes version 1.18 will GA on the week of August 31st and you will no longer be able to create 1.15.x based clusters or nodepools.

Release Notes

  • Features
    • AKS now supports autoscaling to 0. (latest CLI extension and following core CLI version) - closes #1565
  • Bug fixes
    • Fixed a bug when scaling windows node pools and the windows profile parameters were missing.
  • Component Updates
AKS - Release 2020-08-03

Published by palma21 about 4 years ago

This release is rolling out to all regions - ETA for conclusion 2020-08-14

Important Service Updates

  • AKS will default to AKS ubuntu 18.04 in upcoming GA of kubernetes v1.18 which marks the GA of AKS Ubuntu 18.04 as well. We recommend testing existing workloads on AKS Ubuntu 18.04 node pools prior to GA. See how here: https://aka.ms/aks/Ubuntu1804
  • AKS will default to containerd as the default runtime in kubernetes v1.19. During preview we encourage to create node pools with the new container runtime to validate workloads still work as expected. And do check the containerd differences and limitations. After GA of kubernetes v1.19, containerd will be served by default for all new clusters or cluster that upgrade to v1.19.
  • The Azure Kubernetes Service pod security policy (preview) feature will be retired on 15 October 2020.
  • Kubernetes version 1.18 will GA on the week of August 31st and you will no longer be able to create 1.15.x based clusters or node pools.

Release Notes

AKS - Release 2020-07-27

Published by palma21 about 4 years ago

This release is rolling out to all regions - ETA for conclusion 2020-08-07

Important Service Updates

  • AKS will default to AKS ubuntu 18.04 in upcoming GA of kubernetes v1.18 which marks the GA of AKS Ubuntu 18.04 as well. We recommend testing existing workloads on AKS Ubuntu 18.04 nodepools prior to GA. See how here: https://aka.ms/aks/Ubuntu1804
  • AKS will default to containerd as the default runtime in kubernetes v1.19. During preview we encourage to create nodepools with the new container runtime to validate workloads still work as expected. And do check the containerd differences and limitations. After GA of kubernetes v1.19, containerd will be served by default for all new clusters or cluster that upgrade to v1.19.
  • AKS has removed the custom "high-priority" and "addon-priority" Priority Classes which are no longer used by the service.
  • The Azure Kubernetes Service pod security policy (preview) feature will be retired on 15 October 2020.
  • Kubernetes version 1.18 will GA on the week of August 31st and you will no longer be able to create 1.15.x based clusters or nodepools.

Release Notes

AKS - Release 2020-07-06

Published by palma21 over 4 years ago

This release is rolling out to all regions

Important Service Updates

  • AKS will default to AKS ubuntu 18.04 in upcoming GA of kubernetes 1.18 and after AKS Ubuntu 18.04 is GA as well. We recommend testing existing workloads on AKS Ubuntu 18.04 nodepools prior to GA. See how here: https://aka.ms/aks/Ubuntu1804
  • AKS will default to containerd as the default runtime in the upcoming months. During preview we encourage to create nodepools with the new container runtime to validate workloads still work as expected. And do check the containerd differences and limitations. After GA containerd will be served for all new clusters on the latest kubernetes version clusters that upgrade to it.
  • On the next release, AKS will be removing the custom "high-priority" and "addon-priority" Priority Classes which are no longer used by the service.
  • The Azure Kubernetes Service pod security policy (preview) feature will be retired on 15 October 2020.

Release Notes

  • Features
    • Users can now reuse inbound and outbound IPs on the Load Balancer. After this change, users can assign an outbound IP that is same as an inbound IP in the AKS SLB.
  • Preview Features
    • AKS is announcing the release of Azure RBAC integration for Kubernetes Authorization in Preview. Which allows you to control the RBAC of your cluster directly from the Azure Portal. See more at: https://aka.ms/aks/azure-rbac
    • AKS integration with Azure Policy and Gatekeeper now supports securing your pods with Azure Policy (with the equivalent controls that were made available previously in Pod Security Policies). Read more at https://aka.ms/AKS/azpodpolicy
    • AKS now supports Azure Ultra disks in preview.
    • AKS now supports confidential workloads through DCSv2 SKUs (private preview). Read more here.
  • Component Updates
AKS - Release 2020-06-29

Published by palma21 over 4 years ago

This release is rolling out to all regions

Important Service Updates

  • AKS is preparing to GA the AKS Ubuntu 18.04 node image and recommends testing existing workloads on AKS Ubuntu 18.04 nodepools prior to GA. After AKS Ubuntu 18.04 is GA, at the time of upgrading to a pre-announced kubernetes version, clusters running AKS Ubuntu 16.04 will receive this new image. See how here: https://aka.ms/aks/Ubuntu1804
  • AKS will default to containerd as the default runtime in the upcoming months. During preview we encourage to create nodepools with the new container runtime to validate workloads still work as expected. And do check the containerd differences and limitations. After GA containerd will be served for all new clusters on the latest kubernetes version clusters that upgrade to it.

Release Notes

  • Features
    • Kubernetes version 1.17 is now Generally Available (GA) on AKS. (1.14 is being retired as this release progressively reaches all regions, as previously communicated).
    • New Kubernetes patch versions available, v1.15.12, v1.16.10, v1.17.7. Note that as per policy, versions <1.16.10 and <1.17.7 were removed due to severe bugs and security issues flagged upstream.
  • Preview Features
    • New Kubernetes patch versions are available for preview, v1.18.4.
    • AKS now supports containerd as container runtime in preview. This runtime will be the default on AKS on the upcoming months. Read about it at https://aka.ms/aks/containerd and try it out!
    • AKS now supports Proximity Placement Groups in preview to provide collocation capabilities for low latency workloads. Read more about it at https://aka.ms/aks/ppg and try it out!
  • Bug fixes
    • Fix issues on clusters using managed identities, where a cluster upgrade or scale operation would remove unknown identities.
    • Fixed bug where users where being shown more than the minor version above as available versions to upgrade to.
  • Behavior changes
    • Kubernetes API server Log Level changed from 4 to 2. This will be reduce the log volume while keeping pair with k8s Prod recommendations.
    • Azure Policy for AKS is removing the built-in policies offered for the private preview version 1.0 of the add-on. The built-in policies with category name of "Kubernetes Service" will no longer function starting July 21st, 2020. To continue service, update the add-on to version 2.0 by following these steps and use policies of category name "Kubernetes".
  • Component Updates
AKS - Release 2020-06-15

Published by palma21 over 4 years ago

This release is rolling out to all regions

Important Service Updates

  • AKS is preparing to GA the AKS Ubuntu 18.04 node image and recommends testing existing workloads on AKS Ubuntu 18.04 nodepools prior to GA. After AKS Ubuntu 18.04 is GA, at the time of upgrading to a pre-announced kubernetes version, clusters running AKS Ubuntu 16.04 will receive this new image. See how here: https://aka.ms/aks/Ubuntu1804
  • Kubernetes version 1.17 will GA on the week of July 1st and you will no longer be able to create 1.14.x based clusters or nodepools.

Release Notes

  • Behavior changes
    • In advance of the GA of kubernetes v1.17 AKS is now defaulting to kubernetes v1.16 as the default version. If you have a dependency on the AKS default version, make sure your kubernetes APIs are up to date: https://github.com/Azure/AKS/issues/1205
  • Component updates
    • AKS Ubuntu 16.04 image updated to AKSUbuntu-1604-2020.06.10.
    • AKS Ubuntu 18.04 image release notes: AKSUbuntu-1804-2020.06.10.
    • Azure Monitor for Containers monitoring addon image was updated to ciprod05222020 and win-ciprod05222020-2 (for Windows). Notable changes:
      • Windows Logs - Starting from this release, users will see the agent automatically start collecting windows container STDOUT/STDERR logs and sending them to same log analytics workspace.
      • Metrics available for Alerting - Users will see the below metrics on the AKS 'Metrics' blade in the Azure portal, under the "Container Insights" Namespace.
        • Metrics:
          • diskUsagePercentage
          • completedJobsCount
          • oomKilledContainerCount
          • podReadyPercentage
          • restartingContainerCount
          • cpuExceededPercentage
          • memoryRssExceededPercentage
          • memoryWorkingSetExceededPercentage
AKS - Release 2020-06-08

Published by palma21 over 4 years ago

This release is rolling out to all regions

Important Service Updates

  • AKS is preparing to GA the AKS Ubuntu 18.04 node image and recommends testing existing workloads on AKS Ubuntu 18.04 nodepools prior to GA. After AKS Ubuntu 18.04 is GA, at the time of upgrading to a pre-announced kubernetes version, clusters running AKS Ubuntu 16.04 will receive this new image. See how here: https://aka.ms/aks/Ubuntu1804
  • Kubernetes version 1.17 will GA on the week of July 1st and you will no longer be able to create 1.14.x based clusters or nodepools.

Release Notes

  • Features
    • It is now supported to upgrade clusters from Free to Paid on all regions that support Uptime SLA. This can be done after this weeks release finishes via ARM and on the next CLI version.
    • Windows Server container support is now Generally Available on Azure China regions.
  • Preview Features
    • AKS has released Node Image Upgrade, to allow users to upgrade the node image of all their cluster nodes, or a specific nodepool, without requiring a full kubernetes upgrade. See more at: http://aka.ms/aks/nodeimageupgrade
    • AKS has released the Application Ingress Controller (AGIC) Addon in public preview. With it you can now easily install and leverage AGIC as a fully managed addon on AKS. More here: https://aka.ms/aks/agic
    • AKS now supports NDr_v2 with the gen2 preview.
  • Bug fixes
  • Behavior changes
    • You are now allowed deploy AKS into dual-stack subnets on dual-stack vnets. The AKS cluster will only leverage the IPv4 stack currently.
  • Component Updates
AKS - Release 2020-06-01

Published by palma21 over 4 years ago

This release is rolling out to all regions

Important Service Updates

  • AKS has introduced AKS Ubuntu 18.04 in preview. During this time we will provide both OS versions side by side. After AKS Ubuntu 18.04 is GA, on the next cluster upgrade, clusters running AKS Ubuntu 16.04 will receive this new image.
  • For any cluster created on K8s 1.18 or above, AKS will default the kube-dashboard add-on to disabled moving forward.
  • Kubernetes version 1.17 will GA on the week of July 1st and you will no longer be able to create 1.14.x based clusters or nodepools.

Release Notes

  • Features
    • Outbound Type is now Generally Available and supports Kubenet based clusters. Read more at https://aka.ms/aks/outboundtype
    • AKS now supports custom Route Tables for Kubenet-based clusters, by enabling use of existing Route Tables so Kubernetes can add required routes for node communication. Read more at https://aka.ms/aks/customrt
  • Preview Features
  • Behavior changes
    • AKS default OS disk size is now 128GB, a P10.
    • Set calico IptablesFilterAllowAction to return from its default value, so that requests not dropped by the policy can be compared against system chains. In this way, the requests to services without endpoints can be rejected following the intention of kube-proxy.
    • AKS has released API version 2020-04-01 which as previously announced defaults to VMSS (Virtual Machine Scale Sets), SLB (Standard Load Balancer) and RBAC enabled.
  • Component Updates
AKS - Release 2020-05-25

Published by palma21 over 4 years ago

This release is rolling out to all regions

Important Service Updates

  • AKS API version 2020-04-01 defaults to VMSS (Virtual Machine Scale Sets), SLB (Standard Load Balancer) and RBAC enabled.
  • AKS has introduced AKS Ubuntu 18.04 in preview. During this time we will provide both OS versions side by side. After AKS Ubuntu 18.04 is GA, on the next cluster upgrade, clusters running AKS Ubuntu 16.04 will receive this new image.
  • Kubernetes 1.17 introduces API deprecations, please make sure your manifests are up to date before upgrading, and check Azure Advisor to confirm you are not using deprecated APIs. More information on 1.17 API deprecations here: https://v1-17.docs.kubernetes.io/docs/setup/release/#deprecations-and-removals
  • For any cluster created on K8s 1.18 or above, AKS will default the kube-dashboard add-on to disabled moving forward.

Release Notes

AKS - Release 2020-05-18

Published by palma21 over 4 years ago

This release is rolling out to all regions

Important Service Updates

  • AKS API version 2020-04-01 (to be published) will default to VMSS (Virtual Machine Scale Sets), SLB (Standard Load Balancer) and RBAC enabled.
  • AKS has introduced AKS Ubuntu 18.04 in preview. During this time we will provide both OS versions side by side. After AKS Ubuntu 18.04 is GA, on the next cluster upgrade, clusters running AKS Ubuntu 16.04 will receive this new image.
  • Kubernetes 1.17 introduces API deprecations, please make sure your manifests are up to date before upgrading, and check Azure Advisor to confirm you are not using deprecated APIs. More information on 1.17 API deprecations here: https://v1-17.docs.kubernetes.io/docs/setup/release/#deprecations-and-removals
  • Only Spot and Regular will be accepted as parameters for nodepool scaleSetPriority, low priority (now Spot) will no longer be accepted.
  • For any cluster created on K8s 1.18 or above, AKS will default the kube-dashboard add-on to disabled moving forward.

Release Notes

  • Features

    • Windows Server container support is now Generally Available on Azure Government Cloud.
    • AKS has introduced new kubernetes patch versions v1.15.11, v1.16.8, v1.16.9.

  • Preview Features

    • AKS has introduced new public preview patch version v1.17.4, v1.17.5.

    • AKS now supports Gen2 VMs in Public Preview.

      az feature register --name "Gen2VMPreview" --namespace "Microsoft.ContainerService"    
# wait for the feature to register
az feature show --name Gen2VMPreview --namespace "Microsoft.ContainerService"
# Re-register the AKS namespace by performing the below
az provider register --namespace 'Microsoft.ContainerService'
# Finally create the cluster
az aks create -n aks -g aks -s Standard_D2s_v3 --aks-custom-headers usegen2vm=true

  • Bug Fixes

    • Fixed an issue where if a nodepool operation was performed in a locked resource group it would return error 500 instead of correctly returning a ResourceGroupLocked error.

  • Component Updates

AKS - Release 2020-05-11

Published by palma21 over 4 years ago

This release is rolling out to all regions

Important Service Updates

  • AKS API version 2020-04-01 (to be published) will default to VMSS (Virtual Machine Scale Sets), SLB (Standard Load Balancer) and RBAC enabled.
  • AKS has introduced AKS Ubuntu 18.04 in preview. During this time we will provide both OS versions side by side. After AKS Ubuntu 18.04 is GA, on the next cluster upgrade, clusters running AKS Ubuntu 16.04 will receive this new image.
  • Kubernetes 1.17 introduces API deprecations, please make sure your manifests are up to date before upgrading, and check Azure Advisor to confirm you are not using deprecated APIs. More information on 1.17 API deprecations here: https://v1-17.docs.kubernetes.io/docs/setup/release/#deprecations-and-removals
  • Only Spot and Regular will be accepted as parameters for nodepool scaleSetPriority, low priority (now Spot) will no longer be accepted.

Release Notes

AKS - Release 2020-05-04

Published by palma21 over 4 years ago

This release is rolling out to all regions

Important Service Updates

  • AKS API version 2020-04-01 (to be published) will default to VMSS (Virtual Machine Scale Sets), SLB (Standard Load Balancer) and RBAC enabled.
  • AKS has introduced AKS Ubuntu 18.04 in preview. During this time we will provide both OS versions side by side. After AKS Ubuntu 18.04 is GA, on the next cluster upgrade, clusters running AKS Ubuntu 16.04 will receive this new image.
  • Kubernetes 1.17 introduces API deprecations, please make sure your manifests are up to date before upgrading, and check Azure Advisor to confirm you are not using deprecated APIs. More information on 1.17 API deprecations here: https://v1-17.docs.kubernetes.io/docs/setup/release/#deprecations-and-removals
  • Only Spot and Regular will be accepted as parameters for nodepool scaleSetPriority, low priority (now Spot) will no longer be accepted.

Release Notes

  • Features
    • AKS has released an Admissions Enforcer to protect the system from Admission Controller Webhooks that might impact the kube-system components. Ready more about it here
    • AKS now allows users to create windows nodepools with the latest windows image without requiring a cluster upgrade.
    • AKS now supports HB series and HBv2 series SKU families.
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