MELVYL SYSTEM TELNET RESPONSE TIME
                 Time period: 02/09/02 through 02/15/02


1.0  OVERALL RESPONSE TIME:
___________________________

  For a total of    123,200 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    0.5 seconds.
     95% completed in less than    1.0 seconds.
     99% completed in less than    4.4 seconds.

1.1 BY TIME OF DAY, IN SECONDS:
_______________________________
                                    All commands completed in less than*
                    No.      25%     50%     75%     90%     95%     99%
                    ___      ___     ___     ___     ___     ___     ___
  Prime Time       86,103    0.0     0.1     0.2     0.5     1.0     4.5
  (10am-6pm)

  Non-Prime Time   37,097    0.0     0.1     0.2     0.5     0.9     3.9
  (6pm-10am)


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

    12-2am         2,182     0.0     0.1     0.2     0.4     0.8     2.8
    2-4am          2,066     0.0     0.1     0.3     0.6     0.8     2.2
    4-6am          1,684     0.0     0.1     0.2     0.4     0.6     2.3
    6-8am          3,663     0.0     0.1     0.2     0.6     1.0    10.6
    8-10am        13,671     0.0     0.1     0.2     0.5     1.0     4.3
    10-12am       23,992     0.0     0.1     0.2     0.6     1.1     5.1
    12-2pm        21,587     0.0     0.1     0.2     0.5     1.0     4.4
    2-4pm         24,223     0.0     0.1     0.2     0.6     1.1     4.4
    4-6pm         16,301     0.0     0.1     0.2     0.5     1.0     3.9
    6-8pm          6,339     0.0     0.1     0.2     0.5     1.0     4.5
    8-10pm         3,718     0.0     0.1     0.2     0.4     0.8     2.8
    10-12pm        3,774     0.0     0.1     0.2     0.4     0.8     2.7

* 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            45,429     0.0     0.1     0.4     1.1     2.0     9.6
  DISPLAY         69,419     0.1     0.1     0.2     0.4     0.6     1.3
  BROWSE             318     0.2     0.6     2.4     6.5    12.2    22.9
  SELECT              75     0.0     0.0     0.0     0.0     0.1     0.1
  HELP             1,294     0.0     0.0     0.0     0.0     0.0    63.2
  EXPLAIN          1,332     0.0     0.0     0.0     0.0     0.0     0.0
  SET              5,383     0.0     0.0     0.0     0.0     1.3     4.3
  SHOW               330     0.0     0.0     0.0     0.0     0.0     0.0
  LOGON           11,004     3.1     6.9    13.2    25.2    44.6   466.2
  LOGOFF             515     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               3,688     0.0     0.1     0.1     0.3     0.4     1.5
  CA                 375     0.0     0.1     0.3     0.7     1.1     2.7
  AU               1,063     0.0     0.1     0.1     0.4     0.6     2.0
  TW               6,266     0.1     0.2     0.7     1.5     2.6    14.5
  SU               1,238     0.0     0.1     0.3     0.9     1.5     3.8
  XCA                  5     0.0     0.1     0.5     0.6     0.6     0.6
  XT               3,854     0.0     0.0     0.1     0.1     0.1     0.3
  XS                 101     0.0     0.1     0.1     0.2     0.6     1.6
  TI->XT             671     0.0     0.0     0.1     0.1     0.1     0.1
  TI->TW             554     0.1     0.2     0.5     1.2     1.7     4.5
  Catalog Other    1,788     0.0     0.1     0.4     1.4     2.1     5.0
  TEN PA             577     0.3     0.9     4.7    19.0    32.5    83.6
  TEN CA              95     0.2     0.2     0.2     0.3     0.3     2.0
  TEN AU               0     0.0     0.0     0.0     0.0     0.0     0.0
  TEN TW              48     0.1     0.2     0.2     0.3     0.3     0.8
  TEN SU              84     0.3     0.4     0.7     1.0     1.4     2.0
  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               3     0.1     0.1     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          214     0.1     0.2     0.4     0.9     1.4     3.3
  COMMENT            224     0.1     0.3     1.0     2.5     5.8    22.4
  MJO                  0     0.0     0.0     0.0     0.0     0.0     0.0
  MED PA               1     1.0     1.0     1.0     1.0     1.0     1.0
  MED TW               3     0.8     4.5     5.1     5.1     5.1     5.1
  MED SW               0     0.0     0.0     0.0     0.0     0.0     0.0
  MED SU               4     0.1     0.4     1.5     2.4     2.4     2.4
  MED MSU              1     3.6     3.6     3.6     3.6     3.6     3.6
  MED XS               0     0.0     0.0     0.0     0.0     0.0     0.0
  MED MXS              8     0.2     0.3     0.4     4.5     4.5     4.5
  MED XT               0     0.0     0.0     0.0     0.0     0.0     0.0
  MED TN               3     0.3     1.3     1.8     1.8     1.8     1.8
  MED XJ               0     0.0     0.0     0.0     0.0     0.0     0.0
  MED MTN             44     0.5     2.0     6.9    16.9    31.8    51.8
  MED KW               0     0.0     0.0     0.0     0.0     0.0     0.0
  MED DATE             0     0.0     0.0     0.0     0.0     0.0     0.0
  MED LANG             0     0.0     0.0     0.0     0.0     0.0     0.0
  MED XXS              0     0.0     0.0     0.0     0.0     0.0     0.0
  MED XMXS             0     0.0     0.0     0.0     0.0     0.0     0.0
  MED Other            0     0.0     0.0     0.0     0.0     0.0     0.0
  FINDs, by index, in seconds (continued)

                                    Commands completed in less than:
                    No.      25%     50%     75%     90%     95%     99%
                    ___      ___     ___     ___     ___     ___     ___
  PE               7,281     0.0     0.2     0.4     0.7     1.0     1.8
  XPE              2,259     0.0     0.0     0.1     0.1     0.1     0.2
  PE PA               18     0.0     0.1     0.1     0.3     4.6     4.6
  PE CA               67     0.1     0.1     0.3     0.6     0.7     2.2
  PE XC                0     0.0     0.0     0.0     0.0     0.0     0.0
  PE SU               36     0.1     0.2     0.9     1.3     1.7     2.1
  PE XS                1     1.1     1.1     1.1     1.1     1.1     1.1
  PE SE               11     0.1     0.1     0.2     0.3     0.4     0.4
  PE XSE               0     0.0     0.0     0.0     0.0     0.0     0.0
  PE CODEN             1     0.0     0.0     0.0     0.0     0.0     0.0
  PE ISSN            728     0.0     0.0     0.0     0.0     0.1     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                1     0.1     0.1     0.1     0.1     0.1     0.1
  PE Other             0     0.0     0.0     0.0     0.0     0.0     0.0
  Multi            2,774     0.2     0.5     1.3     3.7     7.0    23.0


  BROWSEs, by index, in seconds
                                    Commands completed in less than:
                    No.      25%     50%     75%     90%     95%     99%
                    ___      ___     ___     ___     ___     ___     ___
  PA                  73     0.1     0.2     0.4     1.3     3.0    11.5
  CA                   5     0.3     0.3     1.5     4.1     4.1     4.1
  SU                 199     0.3     0.9     3.0     7.4    14.4    36.0
  XCA                  0     0.0     0.0     0.0     0.0     0.0     0.0
  XS                  27     0.8     3.0     8.6    16.5    18.8    22.9
  Other                3     0.5     0.6     2.2     2.2     2.2     2.2
  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                  0     0.0     0.0     0.0     0.0     0.0     0.0
  MED PA               0     0.0     0.0     0.0     0.0     0.0     0.0
  MED SU               0     0.0     0.0     0.0     0.0     0.0     0.0
  MED XS               0     0.0     0.0     0.0     0.0     0.0     0.0
  MED TN               0     0.0     0.0     0.0     0.0     0.0     0.0
  MED XJ               0     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)