MELVYL SYSTEM TELNET RESPONSE TIME
                 Time period: 09/08/01 through 09/14/01


1.0  OVERALL RESPONSE TIME:
___________________________

  For a total of    190,380 commands:*

     25% completed in less than    0.0 seconds.
     50% completed in less than    0.1 seconds.
     75% completed in less than    0.2 seconds.
     90% completed in less than    0.6 seconds.
     95% completed in less than    1.2 seconds.
     99% completed in less than    4.3 seconds.

1.1 BY TIME OF DAY, IN SECONDS:
_______________________________
                                    All commands completed in less than*
                    No.      25%     50%     75%     90%     95%     99%
                    ___      ___     ___     ___     ___     ___     ___
  Prime Time      132,582    0.0     0.1     0.2     0.7     1.2     4.5
  (10am-6pm)

  Non-Prime Time   57,798    0.0     0.1     0.2     0.6     1.1     3.8
  (6pm-10am)


  In two hour intervals:
                                    All commands completed in less than*
                    No.      25%     50%     75%     90%     95%     99%
                    ___      ___     ___     ___     ___     ___     ___

    12-2am         3,416     0.0     0.1     0.2     0.4     0.6     1.8
    2-4am          2,361     0.0     0.1     0.2     0.4     0.7     1.9
    4-6am          2,641     0.0     0.1     0.2     0.5     0.7     2.8
    6-8am          5,181     0.0     0.1     0.3     0.8     1.5     5.9
    8-10am        23,280     0.0     0.1     0.2     0.7     1.3     4.2
    10-12am       36,162     0.0     0.1     0.3     0.7     1.3     5.3
    12-2pm        32,216     0.0     0.1     0.2     0.6     1.2     4.4
    2-4pm         39,977     0.0     0.1     0.2     0.6     1.2     4.1
    4-6pm         24,227     0.0     0.1     0.2     0.7     1.2     4.2
    6-8pm          9,589     0.0     0.1     0.2     0.5     1.0     3.1
    8-10pm         5,850     0.0     0.1     0.2     0.5     1.0     3.0
    10-12pm        5,480     0.0     0.1     0.2     0.5     1.0     3.9

* Logons and Logoffs not included.


2.0  SPECIFIC RESPONSE TIME:
____________________________

  By Type of Command, in seconds
                                    Commands completed in less than:
                    No.      25%     50%     75%     90%     95%     99%
                    ___      ___     ___     ___     ___     ___     ___
  FIND            70,311     0.0     0.1     0.5     1.2     2.2     7.1
  DISPLAY        104,162     0.1     0.1     0.3     0.5     0.8     1.5
  BROWSE             487     0.0     0.2     2.1     9.3    15.7    38.4
  SELECT              67     0.0     0.0     0.0     0.1     0.1     0.8
  HELP             1,733     0.0     0.0     0.0     0.0     2.9    29.3
  EXPLAIN          1,767     0.0     0.0     0.0     0.0     0.0     0.0
  SET             11,869     0.0     0.0     0.0     0.8     1.4     5.1
  SHOW               532     0.0     0.0     0.0     0.0     0.0     0.1
  LOGON           15,205     2.6     6.0    12.1    23.5    39.3   271.0
  LOGOFF             923     0.0     0.0     0.0     0.0     0.0     0.1
  FINDs, by index, in seconds

                                    Commands completed in less than:
                    No.      25%     50%     75%     90%     95%     99%
                    ___      ___     ___     ___     ___     ___     ___
  PA               4,470     0.1     0.1     0.2     0.5     0.8     2.4
  CA                 343     0.1     0.2     0.5     1.3     2.3     4.9
  AU               1,261     0.1     0.1     0.2     0.5     1.0     3.3
  TW               6,538     0.1     0.4     1.1     2.5     3.7    12.2
  SU               1,631     0.1     0.2     0.7     1.9     2.9     5.5
  XCA                  9     0.0     0.1     0.1     0.6     0.6     0.6
  XT               4,624     0.0     0.1     0.1     0.1     0.2     0.4
  XS                  77     0.1     0.1     0.5     2.1     4.3     6.6
  TI->XT           1,041     0.0     0.1     0.1     0.1     0.2     0.3
  TI->TW             889     0.1     0.2     0.8     1.8     3.3     6.7
  Catalog Other    1,790     0.0     0.1     0.7     1.9     2.9     7.3
  TEN PA             375     0.3     0.4     0.9     2.7     7.9    26.3
  TEN CA               9     0.2     1.0     1.1     2.0     2.0     2.0
  TEN AU               0     0.0     0.0     0.0     0.0     0.0     0.0
  TEN TW              25     0.1     0.1     0.2     0.3     0.3     0.3
  TEN SU             689     0.3     0.3     0.5     0.7     1.0     3.3
  TEN XCA              0     0.0     0.0     0.0     0.0     0.0     0.0
  TEN XT               0     0.0     0.0     0.0     0.0     0.0     0.0
  TEN XS               7     0.2     0.2     0.4     0.4     0.4     0.4
  TEN TI->XT           0     0.0     0.0     0.0     0.0     0.0     0.0
  TEN TI->TW           0     0.0     0.0     0.0     0.0     0.0     0.0
  TEN Other          430     0.2     0.4     0.8     1.9     3.2    10.5
  COMMENT            238     0.2     0.3     0.6     1.6     3.4     8.1
  MJO                417     0.0     0.1     0.2     0.7     1.6     4.9
  MED PA           2,784     0.0     0.1     0.1     0.2     0.4     1.3
  MED TW           1,228     0.1     0.2     0.4     0.9     1.4     3.1
  MED SW              33     0.0     0.2     1.0     1.9     3.7     3.8
  MED SU             205     0.0     0.1     0.4     1.3     3.1     6.0
  MED MSU             19     0.1     0.1     0.2     0.5     2.8     2.8
  MED XS              60     0.0     0.1     0.2     0.7     1.0     1.2
  MED MXS            446     0.2     0.3     0.4     0.5     0.7     2.4
  MED XT              67     0.1     0.1     0.1     0.1     0.1     0.2
  MED TN              12     0.4     0.5     0.8     0.9     1.7     1.7
  MED XJ             441     0.1     0.3     0.6     1.0     1.6     2.7
  MED MTN              8     1.6     3.3     4.4    34.3    34.3    34.3
  MED KW           3,399     0.1     0.2     0.9     2.4     4.0     8.3
  MED DATE           512     0.0     0.1     0.3     0.7     1.0     1.9
  MED LANG           131     0.0     0.0     0.2     0.7     0.8     1.1
  MED XXS             36     0.3     1.4     4.2     9.8    19.6    41.2
  MED XMXS             2    11.4    14.2    17.0    17.0    17.0    17.0
  MED Other           19     0.0     0.0     0.5     0.7     1.1     1.1
  FINDs, by index, in seconds (continued)

                                    Commands completed in less than:
                    No.      25%     50%     75%     90%     95%     99%
                    ___      ___     ___     ___     ___     ___     ___
  PE               8,449     0.0     0.1     0.3     0.5     0.8     1.4
  XPE              2,565     0.0     0.0     0.0     0.1     0.1     0.2
  PE PA               18     0.0     0.0     0.0     0.1     0.2     0.2
  PE CA               30     0.1     0.1     0.1     0.4     0.5     0.8
  PE XC                0     0.0     0.0     0.0     0.0     0.0     0.0
  PE SU               42     0.0     0.1     0.2     0.3     0.8     1.5
  PE XS                4     0.3     0.7     1.0     1.2     1.2     1.2
  PE SE                7     0.1     0.1     0.1     0.1     0.1     0.1
  PE XSE               0     0.0     0.0     0.0     0.0     0.0     0.0
  PE CODEN             4     0.0     0.0     0.0     0.0     0.0     0.0
  PE ISSN            717     0.0     0.0     0.0     0.0     0.0     0.1
  PE LCCN              0     0.0     0.0     0.0     0.0     0.0     0.0
  PE ISBN              3     0.0     0.0     0.0     0.0     0.0     0.0
  PE RN                0     0.0     0.0     0.0     0.0     0.0     0.0
  PE STOCK             0     0.0     0.0     0.0     0.0     0.0     0.0
  PE GD                2     0.0     0.0     0.0     0.0     0.0     0.0
  PE Other           359     0.3     0.5     0.9     2.0     2.7     8.3
  Multi            5,262     0.2     0.5     1.2     3.1     5.6    19.2


  BROWSEs, by index, in seconds
                                    Commands completed in less than:
                    No.      25%     50%     75%     90%     95%     99%
                    ___      ___     ___     ___     ___     ___     ___
  PA                   9     0.6     1.3     5.9    13.6    13.6    13.6
  CA                   1     1.1     1.1     1.1     1.1     1.1     1.1
  SU                 247     0.4     1.6     6.6    14.9    19.9    53.1
  XCA                  0     0.0     0.0     0.0     0.0     0.0     0.0
  XS                  12     0.3     0.9     5.4    14.8    36.4    36.4
  Other                0     0.0     0.0     0.0     0.0     0.0     0.0
  TEN PA               0     0.0     0.0     0.0     0.0     0.0     0.0
  TEN CA               0     0.0     0.0     0.0     0.0     0.0     0.0
  TEN SU               0     0.0     0.0     0.0     0.0     0.0     0.0
  TEN XCA              0     0.0     0.0     0.0     0.0     0.0     0.0
  TEN XS               0     0.0     0.0     0.0     0.0     0.0     0.0
  Ten Other            0     0.0     0.0     0.0     0.0     0.0     0.0
  MJO                 35     0.0     0.0     0.0     0.1     0.2     0.2
  MED PA               5     0.0     0.0     0.0     0.2     0.2     0.2
  MED SU             140     0.0     0.0     0.0     0.1     0.1     1.1
  MED XS              16     0.0     0.0     0.1     0.1     0.1     0.1
  MED TN               0     0.0     0.0     0.0     0.0     0.0     0.0
  MED XJ               3     0.0     0.0     0.0     0.0     0.0     0.0
  Multi                0     0.0     0.0     0.0     0.0     0.0     0.0
RTmm/dd  rt       MELVYL SYSTEM TELNET RESPONSE TIME (weekly)