Simulated load; 2048 block test file, 10 QIOs/sec, normalized random R/W test
$ RUN CDSTATS

Disk UCB addr:       00000000
     DDT addr:       00000000
Cache size:                 0
LBN limits: 00000000-00000000

Read QIOs:                  0
Blocks read:                0
Read loads:                 0
Read once:                  0
Cache hits:                 0

Write QIOs:                 0
Blocks written:             0
Write loads:                0
Write once:                 0
$ DEASSIGN SYS$OUTPUT
                            VAX/VMS Monitor Utility
                               SYSTEM STATISTICS
                                 on node DEVVS        From:  8-AUG-1988 12:58:24
                                    SUMMARY           To:    8-AUG-1988 13:08:23

                                       CUR        AVE        MIN        MAX

    Interrupt Stack                   2.91       5.62       0.00      25.49
    Kernel Mode                       1.94       1.64       0.00       6.93
    Executive Mode                    0.00       0.00       0.00       0.99
    Supervisor Mode                   0.00       0.00       0.00       0.00
    User Mode                         6.79       7.90       0.00      17.82
    Compatibility Mode                0.00       0.00       0.00       0.00
    Idle Time                        88.34      84.81      64.70      96.03

    Process Count                    19.00      19.00      19.00      19.00
    Page Fault Rate                   0.00       0.09       0.00      42.57
    Page Read I/O Rate                0.00       0.00       0.00       3.96
    Free List Size                 4838.00    4858.16    4838.00    4894.00
    Modified List Size              310.00     310.00     310.00     310.00
    Direct I/O Rate                   9.80       9.95       8.73      12.87
    Buffered I/O Rate                 0.98       0.96       0.00       1.98

                                  SUMMARIZING

$ RUN CDSTATS

Disk UCB addr:       8038E750
     DDT addr:       8038AF4C
Cache size:              1024
LBN limits: 00000000-FFFFFFFF

Read QIOs:               4191
Blocks read:            25056
Read loads:               851
Read once:                395
Cache hits:             21685

Write QIOs:              1990
Blocks written:         11449
Write loads:            10921
Write once:               211
$ DEASSIGN SYS$OUTPUT
                            VAX/VMS Monitor Utility
                               SYSTEM STATISTICS
                                 on node DEVVS        From:  8-AUG-1988 12:43:57
                                    SUMMARY           To:    8-AUG-1988 12:53:56

                                       CUR        AVE        MIN        MAX

    Interrupt Stack                   2.97       6.00       0.00      31.68
    Kernel Mode                       1.98       3.19       0.00      49.01
    Executive Mode                    0.00       0.68       0.00      19.80
    Supervisor Mode                   0.00       0.06       0.00       4.95
    User Mode                        13.86       9.35       0.00      86.27
    Compatibility Mode                0.00       0.00       0.00       0.00
    Idle Time                        81.18      80.68       0.00      96.03

    Process Count                    19.00      19.00      19.00      19.00
    Page Fault Rate                   0.00       2.80       0.00     141.58
    Page Read I/O Rate                0.00       0.13       0.00      15.84
    Free List Size                 3851.00    3786.44    3559.00    3868.00
    Modified List Size              315.00     302.10     285.00     376.00
    Direct I/O Rate                   9.90      10.21       7.92      21.56
    Buffered I/O Rate                 0.00       3.28       0.00      57.42

                                  SUMMARIZING