Sge_hostgroup (5) Linux Manual Page

hostgroup – host group entry file format

Description

A host group entry is used to merge host names to groups. Each host group entry file defines one group. Inside a group definition file you can also reference to groups. These groups are called subgroups. A subgroup is referenced by the sign "@" as first character of the name.

A list of currently configured host group entries can be displayed via the -shgrpl option. The contents of each enlisted host group entry can be shown via the -shgrp switch. The output follows the hostgroup format description. New host group entries can be created and existing can be modified via the -ahgrp, -mhgrp, -dhgrp and -?attr options to

Note, Grid Engine allows backslashes (\) be used to escape newline (\newline) characters. The backslash and the newline are replaced with a space (" ") character before any interpretation.

Format

A host group entry contains following parameters:

group_name

The group_name defines the host group name. Host group names have to begin with an ‘@’ character as explained for hostgroup_name in

hostlist

The name of all hosts and host groups (see host_identifier in which are member of the group. As list separators white-spaces are supported only. Default value for this parameter is NONE.

Note, if the first character of the host_identifier is an "@" sign the name is used to reference a which is taken as sub group of this group.

Example

This is a typical host group entry: group_name @bigMachines hostlist @solaris64 @solaris32 fangorn balrog The entry will define a new host group called @bigMachines. In this host group are the host fangorn, balrog and all members of the host groups @solaris64 and @solaris32.

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sge_hostgroup (5) Linux Manual Page