pvm_mstat(3) - Linux man page

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

host

Character string containing the host name.

mstat

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

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