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Full Discussion: Delay a process.
Top Forums Programming Delay a process. Post 101450 by jim mcnamara on Wednesday 8th of March 2006 10:00:51 AM
Old 03-08-2006
What Matrix shows works just fine.

But I think this sounds like it is related to the ipc (interprocess communication) problem you posted earlier. You may want to send a signal to your child processes after three seconds, telling them to stop. The parent process can call waitpid to reap the children, then the parent can exit, too.
 

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LEARN ABOUT SUSE

ocf_heartbeat_delay

OCF_HEARTBEAT_DELAY(7)						OCF resource agents					    OCF_HEARTBEAT_DELAY(7)

NAME

       ocf_heartbeat_Delay - Waits for a defined timespan

SYNOPSIS

       Delay [start | stop | status | monitor | meta-data | validate-all]

DESCRIPTION

       This script is a test resource for introducing delay.

SUPPORTED PARAMETERS

       startdelay
	   How long in seconds to delay on start operation. (optional, integer, default 30)

       stopdelay
	   How long in seconds to delay on stop operation. Defaults to "startdelay" if unspecified. (optional, integer, default 30)

       mondelay
	   How long in seconds to delay on monitor operation. Defaults to "startdelay" if unspecified. (optional, integer, default 30)

SUPPORTED ACTIONS

       This resource agent supports the following actions (operations):

       start
	   Starts the resource. Suggested minimum timeout: 30.

       stop
	   Stops the resource. Suggested minimum timeout: 30.

       status
	   Performs a status check. Suggested minimum timeout: 30. Suggested interval: 10.

       monitor
	   Performs a detailed status check. Suggested minimum timeout: 30. Suggested interval: 10.

       meta-data
	   Retrieves resource agent metadata (internal use only). Suggested minimum timeout: 5.

       validate-all
	   Performs a validation of the resource configuration. Suggested minimum timeout: 5.

EXAMPLE

       The following is an example configuration for a Delay resource using the crm(8) shell:

	   primitive example_Delay ocf:heartbeat:Delay 

	     op monitor depth="0" timeout="30" interval="10"

SEE ALSO

       http://www.linux-ha.org/wiki/Delay_(resource_agent)

AUTHOR

       Linux-HA contributors (see the resource agent source for information about individual authors)

resource-agents 1.0.3						    07/05/2010						    OCF_HEARTBEAT_DELAY(7)
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