HP High Performance LC Cluster series Manuel d'installation télécharger pdf (Page 76)

Groups of Compute Nodes can be removed from ClusterPack using /opt/clusterpack/bin/clgroup.

The following example removes the node group "cae":

% /opt/clusterpack/bin/clgroup -r cae

ote that the above-mentioned command just removes the group; the nodes are still part of the

cluster, and users can submit jobs to the nodes.

For more details on the usage of clgroup, invoke the command:

% man clgroup

1.6.18 Add Nodes to a Cluster Group

Compute Nodes can be added to existing groups in ClusterPack

using /opt/clusterpack/bin/clgroup.

The following example adds nodes "lucky006" and "lucky008" to the node group "cae" :

% /opt/clusterpack/bin/clgroup -a cae lucky006 lucky008

Groups can also be created or extended using the name of a pre-existing group. For more details

on the usage of clgroup, invoke the command:

% man clgroup

1.6.19 Remove Nodes from a Cluster Group

Compute Nodes can be removed from existing groups in ClusterPack

using /opt/clusterpack/bin/clgroup.

The following example removes node "lucky006" from the node group "cae" :

/opt/clusterpack/bin/clgroup -r cae lucky006

Groups can also have entire groups of nodes removed by using the name of a pre-existing group.

For more details on the usage of clgroup, invoke the command:

man clgroup

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HP High Performance LC Cluster series Manuel d'installation Page 76