SYSMAN>  RESERVED_MEMORY MODIFY
  X234567890123456789012345678901/SIZ=2/ZERO
  $ TYPE SYS$SYSTEM:VMS$RESERVED_MEMORY.DATA
  ! VMS$RESERVED_MEMORY.DATA
  ! Do NOT edit this file
  ! Modify with SYSMAN RESERVED_MEMORY commands
  ! A = /ALLOCATE, Z = /ZERO, P = /PAGE_TABLES, VERSION = 1
  ! SIZE (MB) RESERVATION NAME                            GROUP  A Z P
  1          X23456789012345678901234567890               1      0 0 1
  2          X234567890123456789012345678901              SYSGBL 1 1 1
  1          X2345678901234567890123456789012             NOGBL  0 0 0
  SYSMAN> EXIT
  $

      The command in this example modifies an entry to reserve 2 MB
      of memory and to allocate and zero this memory at boot time.