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MSTAT(3PVM) PVM Version 3.4 MSTAT(3PVM)

NAME

pvm_mstat - Returns the status of a host in the virtual machine.

SYNOPSIS

C	int mstat = pvm_mstat( char *host )

Fortran call pvmfmstat( host, mstat )

PARAMETERS

Character string containing the host name.
Integer returning machine status:
	value	MEANING
	PvmOk	host is OK
	PvmNoHost	host is not in virtual machine
	PvmHostFail	host is unreachable (and thus possibly failed)

DESCRIPTION

The routine pvm_mstat returns the status mstat of the computer named host with respect to running PVM processes. This routine can be used to determine if a particular host has failed and if the virtual machine needs to be reconfigured. The function pvm_notify() can also be used to notify the caller that a host has failed.

EXAMPLES

C:
	mstat = pvm_mstat( "msr.ornl.gov" );

Fortran:
	CALL PVMFMSTAT( 'msr.ornl.gov', MSTAT )

ERRORS

These error conditions can be returned by pvm_mstat

pvmd not responding.
giving a host name not in the virtual machine.
host is unreachable (and thus possibly failed).

SEE ALSO

pvm_notify(3PVM), pvm_config(3PVM)

30 August, 1993