Output of SHOW MEMORY on SSRL

              System Memory Resources on 16-MAY-2012 04:55:28.15

Physical Memory Usage (pages):     Total        Free      In Use    Modified
  Main Memory (16.00GB)          2097152      803020     1276321       17811

Extended File Cache  (Time of last reset: 14-APR-2012 11:51:03.64)
 Allocated (GBytes)              7.77    Maximum size (GBytes)             8.00
 Free (GBytes)                   0.01    Minimum size (GBytes)             0.35
 In use (GBytes)                 7.76    Percentage Read I/Os                95%
 Read hit rate                     97%   Write hit rate                       0%
 Read I/O count            1144300846    Write I/O count               50550885
 Read hit count            1114088377    Write hit count                      0
 Reads bypassing cache         887086    Writes bypassing cache        11784147
 Files cached open               1068    Files cached closed              11005
 Vols in Full XFC mode              0    Vols in VIOC Compatible mode        15
 Vols in No Caching mode            0    Vols in Perm. No Caching mode        0

Granularity Hint Regions (pages):   Total        Free      In Use    Released
  Execlet code region                1536           0        1458          78
  Execlet data region                 512           0         370         142
  S0S1 Executive data region         6135           0        6135           0
  S0S1 Resident image code region    2048           0        1214         834

Slot Usage (slots):                Total        Free    Resident     Swapped
  Process Entry Slots                600         463         137           0
  Balance Set Slots                  598         463         135           0

Dynamic Memory Usage:              Total        Free      In Use     Largest
  Nonpaged Dynamic Memory (MB)     47.70       31.16       16.53       18.76
  Bus Addressable Memory  (KB)    128.00       70.87       57.12       64.00
  Paged Dynamic Memory    (MB)      7.33        4.10        3.22        4.07
  Lock Manager Dyn Memory (MB)    134.48       50.72       83.75

Buffer Object Usage (pages):                  In Use        Peak
  32-bit System Space Windows (S0/S1)           2079        2129
  64-bit System Space Windows (S2)                 0           0
  Physical pages locked by buffer objects       2079        2129

Memory Reservations (pages):       Group    Reserved      In Use        Type
  VCC$MIN_CACHE_SIZE                 ---       46080       46080   Allocated
  Total (360.00 MBytes reserved)               46080       46080

Write Bitmap (WBM) Memory Summary
  Local bitmap count:     0     Local bitmap memory usage (bytes)       0.00
  Master bitmap count:    0     Master bitmap memory usage (bytes)      0.00

Swap File Usage (8KB pages):                   Index        Free        Size
  DISK$AXPRASYS:[SYS0.SYSEXE]SWAPFILE.SYS                                       
                                                   1        4800        4800

Paging File Usage (8KB pages):                 Index        Free        Size
  DISK$AXPRASYS:[SYS0.SYSEXE]PAGEFILE.SYS                                       
                                                 254      148848      148848
  Total committed paging file usage:                                  182606

Of the physical pages in use, 50280 pages are permanently allocated to OpenVMS.