mrmctl

Synopsis

mrmctl -f [fobject] {rmName|am:[amid]}
mrmctl -l [rmid|am:[amid]]
mrmctl -m <attr>=<value> [rmid|am:[amid]]
mrmctl -p {rmid|am:[amid]}
mrmctl -R {am|id}[:rmid]}}

Overview

mrmctl allows an admin to query, list, modify, and ping the resource managers and allocation managers in Moab. mrmctl also allows for a queue (often referred to as a class) to be created for a resource manager.

Access

By default, this command can be run by level 1 and level 2 Moab administrators (see ADMINCFG).

Format

-f - Flush Statistics
[<fobject>] where fobject is optional and one of messages or stats.
If no fobject is specified, then reported failures and performance data will be flushed. If no resource manager id is specified, the first resource manager will be flushed.
Clears resource manager statistics. If messages is specified, then reported failures, performance data, and messages will be flushed.
> mrmctl -f base

Moab will clear the statistics for RM base.
-l - List
N/A
All RMs and AMs (when no RM/AM is specified)
List Resource and Allocation Manager(s)
> mrmctl -l

Moab will list all resource and allocation managers.
-m - Modify
N/A
All RMs and AMs (when no RM/AM is specified).
Modify Resource and Allocation Manager(s).
> mrmctl -m state=disabled peer13
> mrmctl -m state=disabled -w queue=batch base

Moab will disable the queue batch within the resource manager base.
-p - Ping
N/A
First RM configured.
Ping Resource Manager.
> mrmctl -p base

Moab will ping RM base.
-R - Reload
{am | id | PAR}[:id]}}
---

am - reloads the allocation manager service
id - reloads server information for the identity manager service
PAR - reloads per-partition limits

> mrmctl -R id

Reloads the identity manager on demand.
NoteResource manager interfaces can be enabled/disabled using the modify operation to change the resource manager state as in the following example:
# disable active resource manager interface
> mrmctl -m state=disabled torque
# restore disabled resource manager interface
> mrmctl -m state=enabled torque

See Also

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