CfnCluster v1.6.0

We are happy to announce the availability of CfnCluster v1.6.0.

How to update?

sudo pip install --upgrade cfncluster

Features:

• Refactor scaling up to take into account the number of pending/requested jobs/slots and instance slots.
• Refactor scaling down to scale down faster and take advantage of per-second billing.
• Add scaledown_idletime parameter as part of scale-down refactoring
• Lock hosts before termination to ensure removal of dead compute nodes from host list
• Fix HTTP proxy support

Need help / have a feature request?
CfnCluster Issues tracker on GitHub: https://github.com/awslabs/cfncluster
The HPC Forum on the AWS Forums page: https://forums.aws.amazon.com/forum.jspa?forumID=192

CfnCluster v1.5.4

We are happy to announce the availability of CfnCluster v1.5.4.

How to update?

sudo pip install —upgrade cfncluster

Features:

• Cfncluster update bugfix, see #495
• Option to disable ganglia with extra_json = { "cfncluster" : { "ganglia_enabled" : "no" } }
• Updated AMI’s with the latest security patches

Need help / have a feature request?
CfnCluster Issues tracker on GitHub: https://github.com/awslabs/cfncluster
The HPC Forum on the AWS Forums page: https://forums.aws.amazon.com/forum.jspa?forumID=192

CfnCluster v1.5.3

We are happy to announce the availability of CfnCluster v1.5.3.

How to update?

sudo pip install —upgrade cfncluster

Features:

• Support GovCloud (us-gov-west-1) region. To learn more visit: https://aws.amazon.com/govcloud-us/

Need help / have a feature request?
CfnCluster Issues tracker on GitHub: https://github.com/awslabs/cfncluster
The HPC Forum on the AWS Forums page: https://forums.aws.amazon.com/forum.jspa?forumID=192

CfnCluster v1.5.2

We are happy to announce the availability of CfnCluster v1.5.2.

How to update?

sudo pip install —upgrade cfncluster

Features:

• Added cfncluster ssh cluster_name, this allows you to easily ssh into your clusters. Extra ssh flags can be provided after the command. See https://cfncluster.readthedocs.io/en/latest/commands.html#ssh
• Added ClusterUser as a stack output. This makes it easier to get the username of the head node.
• Moved global cli flags to the command specific flags. For example cfncluster --region us-east-1 create now becomes cfncluster create --region us-east-1

Bugfixes:

• Fix bug that prevented c5d/m5d instances from working
• Set CPU as a consumable resource in slurm
• Fixed Slurm behavior to add CPU slots so multiple jobs can be scheduled on a single node

Need help / have a feature request?
CfnCluster Issues tracker on GitHub: https://github.com/awslabs/cfncluster
The HPC Forum on the AWS Forums page: https://forums.aws.amazon.com/forum.jspa?forumID=192

CfnCluster v1.5.1

We are happy to announce the availability of CfnCluster v1.5.1.

How to update?

sudo pip install —upgrade cfncluster

Call outs:

• Added "ec2:DescribeVolumes" permissions to CfnClusterInstancePolicy
  • If you're using a custom iam role (you specify ec2_iam_role in your config), you'll need to add ec2:DescribeVolumes to your role. See https://cfncluster.readthedocs.io/en/latest/iam.html
• Removed YAML CloudFormation template, it can be generated by the https://github.com/awslabs/aws-cfn-template-flip tool

Features:

• Add support for eu-west-3 region
• Added parameter to specify custom cfncluster-node package

Bugfixes:

• Fix --template-url command line parameter
• Poll on EBS Volume attachment status
• Fixed SLURM cron job to publish pending
• Fixed Torque behavior when scaling up from an empty cluster

Need help / have a feature request?
CfnCluster Issues tracker on GitHub: https://github.com/awslabs/cfncluster
The HPC Forum on the AWS Forums page: https://forums.aws.amazon.com/forum.jspa?forumID=192

CfnCluster v1.4.2

We are happy to announce the availability of CfnCluster v1.4.2.

How to update?

• sudo pip install —upgrade cfncluster

Highlighted Changes:

• Updated all base AMIs to latest patch levels
• Updated to cfncluster-cookbook-1.4.1
• Fixed issues with CentOS 6 clusters that prevented scaling

Need help / have a feature request?
CfnCluster Issues tracker on GitHub: https://github.com/awslabs/cfncluster
The HPC Forum on the AWS Forums page: https://forums.aws.amazon.com/forum.jspa?forumID=192

CfnCluster 1.4.1

We are happy to announce the availability of CfnCluster 1.4.1.

How to update?

• sudo pip install —upgrade cfncluster

Highlighted Changes:

• Removed need for whitelisting instance types; any instance type which supports both VPC and HVM amis will be supported out of the box with CfnCluster
• Updated to cfncluster-cookbook-1.4.0
• Update all base AMIs to latest patch levels (including Amazon Linux 17.09)
• Support for NVMe instance store
• Fixed long scaling times when using SLURM on systemd distributions (Ubuntu 16.04).
• "cfncluster stop" now terminates all compute nodes but does not stop the head node, to work around scheduler data mismatch issues.

Need help / have a feature request?
CfnCluster Issues tracker on GitHub: https://github.com/awslabs/cfncluster
The HPC Forum on the AWS Forums page: https://forums.aws.amazon.com/forum.jspa?forumID=192

CfnCluster 1.3.2

We are happy to announce the availability of CfnCluster 1.3.2. CfnCluster 1.3.2 is a maintenance release, with updates to the supported instance and region lists, as well as updated AMIs. CfnCluster is now licensed under the Apache 2.0 license and has become an AWS Labs project hosted on Github (https://github.com/awslabs/cfncluster).

• How to update?
  • sudo pip install —upgrade cfncluster
• Highlighted Changes:
  • Add support for r2.xlarge/t2.2xlarge, x1.16xlarge, r4., f1., and i3.* instance types
  • Fix support for p2.2xlarge instance type
  • Add support for eu-west-2, us-east-2, and ca-central-1 regions
  • Updated to cfncluster-cookbook-1.3.2
  • Update all base AMIs to latest patch levels
  • Moved to Apache 2.0 license
  • Support for Python 3
  • Removed support for Openlava (due to licensing restrictions)
• Known Issues:
  • CfnCluster 1.3.2 supports the I3 and F1 instance families. However, it will not automatically setup a single, RAIDed volume across all available instance store volumes (like it will for other instance families which support instance storage). This will be fixed in a future release.
• Need help / have a feature request?
  • CfnCluster Issues tracker on GitHub: https://github.com/awslabs/cfncluster
  • The HPC Forum on the AWS Forums page: https://forums.aws.amazon.com/forum.jspa?forumID=192

CfnCluster 1.3.1

Merge branch 'master' of github.com:awslabs/cfncluster

CfnCluster v1.2.1

cfncluster-1.2.1