crm_mon man page

Pacemaker ā€” Part of the Pacemaker cluster resource manager


crm_mon mode [options]


crm_mon - Provides a summary of cluster's current state.

Outputs varying levels of detail in a number of different formats.


-?, --help

This text

-$, --version

Version information

-V, --verbose

Increase debug output

-Q, --quiet

Display only essential output

Modes (mutually exclusive)

-h, --as-html=value

Write cluster status to the named html file

-X, --as-xml

Write cluster status as xml to stdout. This will enable one-shot mode.

-w, --web-cgi

Web mode with output suitable for CGI (preselected when run as *.cgi)

-s, --simple-status

Display the cluster status once as a simple one line output (suitable for nagios)

Display Options

-n, --group-by-node

Group resources by node

-r, --inactive

Display inactive resources

-f, --failcounts

Display resource fail counts

-o, --operations

Display resource operation history

-t, --timing-details

Display resource operation history with timing details

-c, --tickets

Display cluster tickets

-W, --watch-fencing

Listen for fencing events. For use with --external-agent

-L, --neg-locations[=value]

Display negative location constraints [optionally filtered by id prefix]

-A, --show-node-attributes

Display node attributes

-D, --hide-headers

Hide all headers

-R, --show-detail

Show more details (node IDs, individual clone instances)

-b, --brief

Brief output

Additional Options

-i, --interval=value

Update frequency in seconds

-1, --one-shot

Display the cluster status once on the console and exit

-N, --disable-ncurses

Disable the use of ncurses

-d, --daemonize

Run in the background as a daemon

-p, --pid-file=value

(Advanced) Daemon pid file location

-E, --external-agent=value

A program to run when resource operations take place.

-e, --external-recipient=value A recipient for your program (assuming you want the program to send something to someone).


Display the cluster status on the console with updates as they occur:

# crm_mon

Display the cluster status on the console just once then exit:

# crm_mon -1

Display your cluster status, group resources by node, and include inactive resources in the list:

# crm_mon --group-by-node --inactive

Start crm_mon as a background daemon and have it write the cluster status to an HTML file:

# crm_mon --daemonize --as-html /path/to/docroot/filename.html

Start crm_mon and export the current cluster status as xml to stdout, then exit.:

# crm_mon --as-xml


Written by Andrew Beekhof

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May 2018 Pacemaker 2.0.0-0.1.rc4.fc29 System Administration Utilities