6.5.  243

.   /dev/null   ,  
  .  ,       -
          stdin (cin)
        stdout (cout).   -
 stdin  stdout        .
PVM-       . 
,       , , 
() ,  ,     -
.          , , -
   .

6.4.1.     
 (cout)   

  ,     stdout  -
   cout,     PVM-. 
  ,        . 
        cout  ,
   pvmd     PVM-
,      Taskid,  -
.      (Taskid, Code)   cout
    .     
pvm_setopt (),     .  
Taskid  0,     pvmd     
  .      -
 Taskid  0  ,    , 
   Taskid.  ,   -
   ,      cout 
.  PVM-    PVM-  
,    cout  .    
   stdout  stdin   ,   -
    pvmd.

6.5. 

 PVM,    , 
   .   PVM-
        -
,     ,  
,   .   ,
 PVM     ++-  
 UNIX/Linux.      ++-
,  -   
  PVM-  .   -
  SPMD-.     PVM-