slurmd#

The Slurm compute node.

Configurations#

To change a configuration for this charm, use the Juju command:

$ juju config slurmd configuration=value

custom-slurm-repo#

Use a custom repository for Slurm installation.

This can be set to the Organization's local mirror/cache of packages and supersedes the Omnivector repositories. Alternatively, it can be used to track a testing Slurm version, e.g. by setting to ppa:omnivector/osd-testing (on Ubuntu), or https://omnivector-solutions.github.io/repo/centos7/stable/$basearch (on CentOS).

Note

The configuration custom-slurm-repo must be set before deploying the units. Changing this value after deploying the units will not reinstall Slurm.

  • type: string

  • default-value: empty

partition-name#

Name by which the partition may be referenced (e.g. Interactive).

Note

The partition name should only contain letters, numbers, and hyphens. Spaces are not allowed.

  • type: string

  • default-value: None

partition-config#

Extra partition configuration, specified as a space separated key=value in a single line.

Example Usage:

$ juju config slurmd partition-config="DefaultTime=45:00 MaxTime=1:00:00"

  • type: string

  • default-value: empty

partition-state#

State of partition or availability for use. Possible values are UP, DOWN, DRAIN and INACTIVE. The default value is UP. See also the related Alternate keyword.

  • type: string

  • default-value: UP

nhc-conf#

Custom extra configuration to use for Node Health Check.

These lines are appended to a basic nhc.conf provided by the charm.

  • type: string

  • default-value: empty

Actions#

To run an action for this charm, use the Juju run-action command:

$ juju run-action slurmd/leader action-name [parameters=value]

version#

Return version of installed software.

node-configured#

Remove a node from DownNodes when the reason is New node.

get-node-inventory#

Return node inventory.

set-node-inventory#

Modify node inventory.

Parameters:

  • real-memory: Total amount of memory of the node, in MB.

    • type: integer

show-nhc-config#

Display the currently used nhc.conf.

get-infiniband-repo#

Display the currently configured repository for Infiniband drivers.

set-infiniband-repo#

Overrides the repository file with a custom repository for Infiniband installation.

Note

This file should be base64 encoded.

On CentOS, the file is placed at /etc/yum.repos.d/infiniband.repo, while on Ubuntu it is at /etc/apt/sources.list.d/infiniband.list.

Parameters:

  • repo: Base64 encoded string that holds all information about the repository.

    • type: string

install-infiniband#

Install Mellanox Infiniband drivers. This might take a few minutes to complete.

If no custom repository was specified before, this action will set the Mellanox repository as the default and install the latest drivers from it.

uninstall-infiniband#

Uninstall Mellanox Infiniband drivers.

start-infiniband#

Start Infiniband systemd service.

enable-infiniband#

Enable Infiniband systemd service.

stop-infiniband#

Stop Infiniband systemd service.

is-active-infiniband#

Check if Infiniband systemd service is active.

nvidia-repo#

Get or set the repository used to install Nvidia drivers.

This value must be set before installing the drivers. Changing it afterwards has no impact on the system.

Note

The repository file must be base64 encoded when using this action.

Parameters:

  • repo: If specified, set the repository to the value specified.

    • type: string

nvidia-package#

Get or set the Nvidia driver package name.

This value must be set before installing the drivers. Changing it afterwards has no impact on the system.

Parameters:

  • package: If specified, set the package name to the value specified

    • type: string

nvidia-install#

Install Nvidia GPU drivers. This might take a few minutes to complete.

If no custom repository was specified before, this action will set the Nvidia repository as the default and install the latest drivers from it.

singularity-install#

Install Singularity. This might take a few minutes to complete.

This action will install singularity using the official .deb (Ubuntu) or .rpm (CentOS) packages retrieved from GitHub Releases.

Note

The .deb or .rpm files must be supplied as Juju resources.