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Man Pages


Manual Reference Pages  -  PVM_MSTAT (3)

NAME

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

CONTENTS

Synopsis
Parameters
Description
Examples
Errors
See Also

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).

SEE ALSO

pvm_notify(3PVM), pvm_config(3PVM)
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MSTAT (3PVM) 30 August, 1993

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