Commands

Groupings and Basic Descriptions of LifeKeeper bin Commands

The commands will be in: /opt/LifeKeeper/bin

To place this in your path, execute: ‘. /etc/default/LifeKeeper’

Starting and Stopping LifeKeeper, the GUI, etc.

/etc/init.d/lifekeeper start - Start LifeKeeper core

/etc/init.d/lifekeeper stop - Stop LifeKeeper core

/etc/init.d/lifekeeper stop-daemons - Stop LifeKeeper core but do not stop the protected resource

/etc/init.d/lifekeeper stop-failover - Stop LifeKeeper Core and initiate failover

/etc/init.d/lifekeeper stop-nofailover - Stop LifeKeeper core but do not allow failover

lktest - Checks to see if LifeKeeper is configured and running properly

Options:

none

lkGUIserver - Start and stop the LifeKeeper GUI daemon processes

Options:

start

stop

restart

lkGUIapp - Starts the LifeKeeper Java application

Options:

none

Monitoring LK and Other Misc. LifeKeeper Commands

lcdstatus - Display status of LifeKeeper resources, comm paths, etc.

Options:

-d - <node to run command on>

-q - short reports

lcdsync - Writes LifeKeeper configuration information from memory to disk

Options:

-d - <other node to run it on>

lcdrcp - Transfer files from one LifeKeeper node to another via the comm. path

Options:

lcdrcp <file names> {dest:ofile | dest:odir}

lcdremexec - Execute the given command on the given LifeKeeper node

Options:

-d <node to run command on> <command>

lcdrecover - Checks and sets resource hierarchy instance settings

Options:

see documentation

Bringing a Hierarchy into and out of Service

perform_action - Performs a given action on a given resource.

Can be used to switch a given hierarchy to another node.

Options:

-a <action name>

-t <tag name>

Examples:

perform_action -a restore -t $LKTag - bring tier into service

perform_action -a remove -t $LKTag - take tier out of service

 

Checking the LifeKeeper configuration

lkchkconf : Performs the following checks to verify /etc/default/LifeKeeper settings.

• Checks that the running system is actually using the current settings found in /etc/default/LifeKeeper.

  If the current setting of LifeKeeper is different from the /etc/default/LifeKeeper setting, an error message is output to inform the user.

• Checks for any inconsistencies between the resource health check time interval(LKCHECKINTERVAL) and the timeout value of each ARK.

  An error message will be logged if the timeout value of each ARK is longer than the resource health check time interval (LKCHECKINTERVAL).

Options:

None

 

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