it just returns the shared mem location. Does not say anything about the size. please find some perld 

  DB<1> n
main::(shm.pl:10):      my $id = shmget( $key, $size, &IPC_CREAT | 077
+7 );
  DB<1> x shmget( $key, $size, &IPC_CREAT | 0777 );
0  9142327
  DB<2> p $key
90
  DB<4> p $size
100

  DB<5>

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In reply to Re^2: Mem shize for a shared mem (shmget) by vijesh
in thread Mem shize for a shared mem (shmget) by vijesh

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