MELVYL SYSTEM TELNET RESPONSE TIME
                 Time period: 04/20/02 through 04/26/02


1.0  OVERALL RESPONSE TIME:
___________________________

  For a total of    125,564 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    0.9 seconds.
     99% completed in less than    3.6 seconds.

1.1 BY TIME OF DAY, IN SECONDS:
_______________________________
                                    All commands completed in less than*
                    No.      25%     50%     75%     90%     95%     99%
                    ___      ___     ___     ___     ___     ___     ___
  Prime Time       86,924    0.0     0.1     0.2     0.5     1.0     3.7
  (10am-6pm)

  Non-Prime Time   38,640    0.0     0.1     0.2     0.5     0.8     3.3
  (6pm-10am)


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

    12-2am         2,108     0.0     0.1     0.2     0.4     0.7     3.1
    2-4am          1,905     0.0     0.1     0.3     0.6     1.0     9.1
    4-6am          1,180     0.0     0.1     0.2     0.4     0.7     2.6
    6-8am          3,600     0.0     0.1     0.2     0.4     0.7     2.6
    8-10am        17,184     0.0     0.1     0.2     0.5     0.8     3.5
    10-12am       28,294     0.0     0.1     0.2     0.6     1.1     4.2
    12-2pm        21,428     0.0     0.1     0.2     0.5     0.9     3.8
    2-4pm         22,211     0.0     0.1     0.2     0.5     1.0     3.3
    4-6pm         14,991     0.0     0.1     0.2     0.5     0.9     3.2
    6-8pm          5,512     0.0     0.1     0.2     0.4     0.8     2.4
    8-10pm         3,830     0.0     0.1     0.2     0.5     0.9     3.1
    10-12pm        3,321     0.0     0.1     0.2     0.5     0.8     3.0

* 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            46,929     0.0     0.1     0.3     1.0     1.8     8.4
  DISPLAY         70,063     0.1     0.1     0.2     0.4     0.6     1.2
  BROWSE             180     0.2     1.1     3.3     8.0    13.5    29.8
  SELECT              56     0.0     0.0     0.0     0.0     0.0     0.1
  HELP             1,447     0.0     0.0     0.0     0.0     0.0    25.0
  EXPLAIN          1,287     0.0     0.0     0.0     0.0     0.0     0.0
  SET              5,485     0.0     0.0     0.0     0.0     1.3     4.7
  SHOW               344     0.0     0.0     0.0     0.0     0.0     0.1
  LOGON           11,149     3.2     6.9    13.0    25.0    45.3   892.3
  LOGOFF             650     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               3,756     0.0     0.1     0.1     0.2     0.4     1.2
  CA                 285     0.1     0.1     0.3     0.6     1.1     5.3
  AU               1,134     0.0     0.1     0.1     0.3     0.6     1.8
  TW               5,709     0.1     0.3     0.7     1.5     2.5    14.4
  SU               1,288     0.0     0.1     0.5     1.3     2.1     4.9
  XCA                 13     0.0     0.1     0.2     0.2     1.3     1.3
  XT               3,998     0.0     0.0     0.1     0.1     0.1     0.3
  XS                  80     0.1     0.1     0.2     0.9     1.6     8.2
  TI->XT             682     0.0     0.0     0.1     0.1     0.1     0.2
  TI->TW             719     0.1     0.2     0.5     1.2     1.7     3.1
  Catalog Other    1,809     0.0     0.1     0.4     1.2     1.9     4.2
  TEN PA             596     0.2     0.6     3.3    14.9    27.3    71.2
  TEN CA             247     0.2     0.2     0.3     0.4     0.6     0.9
  TEN AU               0     0.0     0.0     0.0     0.0     0.0     0.0
  TEN TW              29     0.2     0.2     0.3     0.4     0.5     0.7
  TEN SU             198     0.4     0.5     0.6     0.7     0.9     3.0
  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               0     0.0     0.0     0.0     0.0     0.0     0.0
  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          168     0.2     0.3     0.5     1.9     6.5    36.1
  COMMENT            168     0.2     0.3     0.6     2.1     3.6   137.7
  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 TW               0     0.0     0.0     0.0     0.0     0.0     0.0
  MED SW               0     0.0     0.0     0.0     0.0     0.0     0.0
  MED SU               8     0.3     0.5     0.6     1.1     1.1     1.1
  MED MSU              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 MXS             29     0.2     0.2     0.4     0.6     1.1     2.0
  MED XT               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
  MED MTN             46     0.3     0.9     2.1     6.4    15.7    88.6
  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               7,505     0.0     0.1     0.4     0.7     0.9     1.6
  XPE              2,618     0.0     0.0     0.0     0.1     0.1     0.2
  PE PA                8     0.0     0.0     0.0     0.1     0.1     0.1
  PE CA               13     0.0     0.2     0.3     0.4     0.6     0.6
  PE XC                3     0.0     0.1     0.1     0.1     0.1     0.1
  PE SU               30     0.0     0.3     1.2     1.5     1.7    22.5
  PE XS                0     0.0     0.0     0.0     0.0     0.0     0.0
  PE SE                6     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             3     0.0     0.0     0.1     0.1     0.1     0.1
  PE ISSN            705     0.0     0.0     0.0     0.0     0.0     0.1
  PE LCCN              3     0.0     0.1     0.1     0.1     0.1     0.1
  PE ISBN              0     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     0.1     0.2     0.2     0.2     0.2
  PE Other            13     0.0     0.0     0.1     0.1     0.1     0.1
  Multi            2,764     0.2     0.5     1.3     3.5     8.2    26.2


  BROWSEs, by index, in seconds
                                    Commands completed in less than:
                    No.      25%     50%     75%     90%     95%     99%
                    ___      ___     ___     ___     ___     ___     ___
  PA                   6     0.2     0.5     0.7     1.6     1.6     1.6
  CA                   0     0.0     0.0     0.0     0.0     0.0     0.0
  SU                 130     0.3     1.4     4.9    10.2    20.4    29.8
  XCA                  0     0.0     0.0     0.0     0.0     0.0     0.0
  XS                  27     0.2     1.1     2.2     3.3     5.6     8.3
  Other                1     1.7     1.7     1.7     1.7     1.7     1.7
  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)