MELVYL SYSTEM TELNET RESPONSE TIME
                 Time period: 01/27/01 through 02/02/01


1.0  OVERALL RESPONSE TIME:
___________________________

  For a total of    270,385 commands:*

     25% completed in less than    0.0 seconds.
     50% completed in less than    0.1 seconds.
     75% completed in less than    0.3 seconds.
     90% completed in less than    0.7 seconds.
     95% completed in less than    1.4 seconds.
     99% completed in less than    5.0 seconds.

1.1 BY TIME OF DAY, IN SECONDS:
_______________________________
                                    All commands completed in less than*
                    No.      25%     50%     75%     90%     95%     99%
                    ___      ___     ___     ___     ___     ___     ___
  Prime Time      190,603    0.0     0.1     0.3     0.8     1.5     5.2
  (10am-6pm)

  Non-Prime Time   79,782    0.0     0.1     0.2     0.6     1.1     4.4
  (6pm-10am)


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

    12-2am         2,729     0.0     0.1     0.2     0.6     1.2     5.4
    2-4am          2,274     0.0     0.1     0.2     0.7     1.3     9.5
    4-6am          3,380     0.0     0.1     0.3     0.6     0.9     3.6
    6-8am          7,190     0.0     0.1     0.2     0.7     1.1     4.8
    8-10am        32,007     0.0     0.1     0.2     0.7     1.2     4.4
    10-12am       54,157     0.0     0.1     0.3     0.8     1.5     5.4
    12-2pm        54,556     0.0     0.1     0.3     0.8     1.5     5.1
    2-4pm         49,873     0.0     0.1     0.3     0.8     1.6     5.2
    4-6pm         32,017     0.0     0.1     0.3     0.8     1.5     5.5
    6-8pm         14,898     0.0     0.1     0.2     0.6     1.1     4.1
    8-10pm        11,019     0.0     0.1     0.2     0.5     1.0     4.3
    10-12pm        6,285     0.0     0.1     0.2     0.5     1.0     4.6

* 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            97,979     0.1     0.2     0.5     1.4     2.7     9.0
  DISPLAY        150,468     0.1     0.2     0.3     0.6     1.0     2.1
  BROWSE             630     0.0     0.3     3.0    10.1    15.3    29.8
  SELECT             129     0.0     0.1     0.1     0.2     0.2     0.3
  HELP             3,078     0.0     0.0     0.0     0.0     0.2    39.8
  EXPLAIN          2,898     0.0     0.0     0.0     0.0     0.0     0.0
  SET             14,981     0.0     0.0     0.0     0.5     1.0     4.3
  SHOW               976     0.0     0.0     0.0     0.0     0.0     0.1
  LOGON           21,563     2.2     5.4    11.5    22.5    36.4   218.4
  LOGOFF           2,059     0.0     0.0     0.0     0.0     0.0     0.0
  FINDs, by index, in seconds

                                    Commands completed in less than:
                    No.      25%     50%     75%     90%     95%     99%
                    ___      ___     ___     ___     ___     ___     ___
  PA               5,488     0.1     0.2     0.4     0.7     1.3     5.3
  CA                 418     0.1     0.3     1.0     3.0     4.7     8.5
  AU               1,879     0.1     0.2     0.4     1.0     2.4     8.2
  TW               8,814     0.2     0.5     1.4     2.9     4.6    13.9
  SU               2,943     0.1     0.2     0.8     2.4     4.1     8.6
  XCA                 18     0.1     0.2     0.3     1.1     2.0     2.0
  XT               4,458     0.0     0.1     0.1     0.2     0.2     0.4
  XS                 278     0.1     0.2     0.6     1.7     3.6     8.2
  TI->XT           1,000     0.0     0.1     0.1     0.1     0.2     0.3
  TI->TW             902     0.2     0.4     1.2     2.5     3.8     9.5
  Catalog Other    1,967     0.0     0.2     1.0     2.6     4.2     9.0
  TEN PA             674     0.2     0.3     0.6     2.1     4.4    20.3
  TEN CA               1     0.5     0.5     0.5     0.5     0.5     0.5
  TEN AU               0     0.0     0.0     0.0     0.0     0.0     0.0
  TEN TW              10     0.3     0.4     0.5     1.4     2.2     2.2
  TEN SU           1,186     0.2     0.3     0.4     0.6     0.9     4.3
  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               3     0.1     0.2     0.2     0.2     0.2     0.2
  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          669     0.2     0.3     0.7     1.5     2.5     7.1
  COMMENT            378     0.1     0.3     0.6     1.5     3.7     6.1
  MJO                771     0.0     0.1     0.4     1.2     2.8     5.6
  MED PA           4,838     0.0     0.1     0.1     0.2     0.4     1.2
  MED TW           1,895     0.0     0.1     0.3     0.7     1.1     3.9
  MED SW               9     0.0     0.1     0.3     2.7     2.7     2.7
  MED SU             503     0.0     0.1     0.6     1.9     3.8     9.5
  MED MSU             77     0.1     0.1     0.5     2.5     4.2     5.0
  MED XS             256     0.0     0.1     0.6     1.0     1.5     5.0
  MED MXS            452     0.2     0.2     0.3     0.5     0.8     4.1
  MED XT             325     0.0     0.1     0.1     0.1     0.1     0.2
  MED TN               4     0.2     0.2     0.3     0.3     0.3     0.3
  MED XJ             473     0.0     0.1     0.4     0.7     1.2     2.9
  MED MTN             11     0.6     1.3     2.2     2.6     4.1     4.1
  MED KW           5,832     0.1     0.2     0.9     2.3     3.8    10.4
  MED DATE           427     0.0     0.1     0.4     0.9     1.3     3.2
  MED LANG           358     0.0     0.0     0.1     0.6     0.8     1.1
  MED XXS            109     0.2     0.6     1.5     3.4    12.2    23.3
  MED XMXS            82     0.1     0.2     0.6     1.3     2.3    27.9
  MED Other           32     0.0     0.3     0.6     0.6     0.9     2.3
  FINDs, by index, in seconds (continued)

                                    Commands completed in less than:
                    No.      25%     50%     75%     90%     95%     99%
                    ___      ___     ___     ___     ___     ___     ___
  PE              10,547     0.0     0.1     0.3     0.6     0.9     1.6
  XPE              3,595     0.0     0.0     0.0     0.1     0.1     0.2
  PE PA               11     0.0     0.1     0.2     0.2     0.5     0.5
  PE CA               39     0.1     0.2     0.3     0.6     0.7     1.1
  PE XC                5     0.1     0.1     0.1     0.3     0.3     0.3
  PE SU               71     0.1     0.2     0.8     1.5     1.8     3.7
  PE XS                5     0.1     0.1     0.1     0.1     0.1     0.1
  PE SE               18     0.1     0.1     0.1     0.1     0.3     0.3
  PE XSE               0     0.0     0.0     0.0     0.0     0.0     0.0
  PE CODEN             2     0.0     0.0     0.0     0.0     0.0     0.0
  PE ISSN            658     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              6     0.0     0.0     0.1     0.2     0.2     0.2
  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                3     0.0     0.0     0.1     0.1     0.1     0.1
  PE Other           335     0.3     0.4     0.9     2.2     4.1     9.3
  Multi            8,204     0.2     0.6     1.4     3.8     6.8    25.3


  BROWSEs, by index, in seconds
                                    Commands completed in less than:
                    No.      25%     50%     75%     90%     95%     99%
                    ___      ___     ___     ___     ___     ___     ___
  PA                  41     0.3     0.5     1.7     8.1    12.8    21.8
  CA                   3     0.6     4.7     8.7     8.7     8.7     8.7
  SU                 271     0.8     2.5     7.0    14.5    22.5    40.3
  XCA                  0     0.0     0.0     0.0     0.0     0.0     0.0
  XS                  21     1.0     4.3    11.3    18.5    22.5    48.8
  Other               11     1.9     6.0    12.0    13.5    14.6    14.6
  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                 46     0.0     0.0     0.0     0.1     0.1     0.5
  MED PA               5     0.0     0.0     0.0     0.0     0.0     0.0
  MED SU             149     0.0     0.0     0.0     0.1     0.1     0.2
  MED XS              42     0.0     0.0     0.0     0.0     0.1     0.1
  MED TN               0     0.0     0.0     0.0     0.0     0.0     0.0
  MED XJ               7     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)