SAM_HC_SEND(3) Corosync Cluster Engine Programmer's Manual SAM_HC_SEND(3)NAME
sam_hc_send - Send health check confirmation
SYNOPSIS
#include <corosync/sam.h>
cs_error_t sam_hc_send (void);
DESCRIPTION
The sam_hc_send function is used to send healthcheck confirmation from the applicatoin. This function should be called reguarly when con-
figured for application driven healthchecking, otherwise recovery actoin will be taken.
When using event driven healthchecking, this function should not be used.
RETURN VALUE
This call return CS_OK value if successful, otherwise and error is returned.
ERRORS
CS_ERR_BAD_HANDLE
health checking is not in running state (sam_start(3) has not been executed) or function is called after stop/finalization of SAM.
SEE ALSO sam_start(3), sam_stop(3), sam_hc_callback_register(3)
CS_ERR_TRY_AGAIN Resource temporarily unavailable
CS_ERR_INVALID_PARAM Invalid argument
CS_ERR_ACCESS Permission denied
CS_ERR_LIBRARY The connection failed
CS_ERR_INTERRUPT System call inturrupted by a signal
CS_ERR_NOT_SUPPORTED The requested protocol/functuality not supported
CS_ERR_MESSAGE_ERROR Incorrect auth message received
CS_ERR_NO_MEMORY Not enough memory to completed the requested task
corosync Man Page 12/01/2009 SAM_HC_SEND(3)
Check Out this Related Man Page
SAM_STOP(3) Corosync Cluster Engine Programmer's Manual SAM_STOP(3)NAME
sam_stop - Stop health checking
SYNOPSIS
#include <corosync/sam.h>
cs_error_t sam_stop (void);
DESCRIPTION
The sam_stop function is used to stop health checking of an active process. After calling this function, the application no longer should
send helathchecks. In the case of event driven healthchecking, the healthchecking thread will be stopped.
A process can always start health checking again by calling sam_start(3) function.
RETURN VALUE
This call return CS_OK value if successful, otherwise and error is returned.
ERRORS
CS_ERR_BAD_HANDLE
health checking was not started by calling sam_start(3) function.
SEE ALSO sam_start(3)
CS_ERR_TRY_AGAIN Resource temporarily unavailable
CS_ERR_INVALID_PARAM Invalid argument
CS_ERR_ACCESS Permission denied
CS_ERR_LIBRARY The connection failed
CS_ERR_INTERRUPT System call inturrupted by a signal
CS_ERR_NOT_SUPPORTED The requested protocol/functuality not supported
CS_ERR_MESSAGE_ERROR Incorrect auth message received
CS_ERR_NO_MEMORY Not enough memory to completed the requested task
corosync Man Page 12/01/2009 SAM_STOP(3)
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