MELVYL SYSTEM TELNET RESPONSE TIME
                 Time period: 05/05/01 through 05/11/01


1.0  OVERALL RESPONSE TIME:
___________________________

  For a total of    252,674 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    0.7 seconds.
     95% completed in less than    1.3 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      174,582    0.0     0.1     0.3     0.7     1.3     4.5
  (10am-6pm)

  Non-Prime Time   78,092    0.0     0.1     0.2     0.6     1.1     4.1
  (6pm-10am)


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

    12-2am         3,492     0.0     0.1     0.2     0.6     1.1     4.2
    2-4am          2,675     0.0     0.1     0.2     0.6     0.9     5.4
    4-6am          2,969     0.0     0.1     0.3     0.7     1.1     4.9
    6-8am          7,688     0.0     0.1     0.2     0.7     1.1     3.6
    8-10am        28,734     0.0     0.1     0.2     0.7     1.2     4.2
    10-12am       44,631     0.0     0.1     0.3     0.7     1.4     4.7
    12-2pm        43,139     0.0     0.1     0.3     0.7     1.3     4.2
    2-4pm         50,091     0.0     0.1     0.3     0.7     1.4     4.8
    4-6pm         36,721     0.0     0.1     0.2     0.7     1.3     4.2
    6-8pm         14,987     0.0     0.1     0.2     0.6     1.0     3.3
    8-10pm         9,728     0.0     0.1     0.2     0.6     1.1     4.6
    10-12pm        7,819     0.0     0.1     0.2     0.6     1.1     4.2

* 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            92,188     0.1     0.2     0.5     1.3     2.4     8.4
  DISPLAY        140,049     0.1     0.1     0.3     0.5     0.8     1.7
  BROWSE             396     0.0     0.1     1.7     7.2    15.9    25.9
  SELECT              63     0.0     0.0     0.0     0.1     0.2     0.7
  HELP             2,374     0.0     0.0     0.0     0.0     0.0    37.6
  EXPLAIN          2,648     0.0     0.0     0.0     0.0     0.0     0.0
  SET             14,690     0.0     0.0     0.0     0.7     1.0     4.4
  SHOW               725     0.0     0.0     0.0     0.0     0.0     0.1
  LOGON           19,954     2.3     5.4    11.2    21.0    33.3   199.6
  LOGOFF           1,400     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               5,316     0.1     0.1     0.3     0.5     0.8     2.6
  CA                 399     0.1     0.2     0.6     1.4     2.9     8.1
  AU               1,429     0.1     0.1     0.3     0.6     1.1     2.9
  TW               8,420     0.1     0.4     1.1     2.4     3.8    13.1
  SU               1,988     0.1     0.2     0.7     1.9     3.1     5.6
  XCA                  6     0.1     0.2     0.3     1.4     1.4     1.4
  XT               5,874     0.0     0.1     0.1     0.2     0.2     0.4
  XS                 114     0.1     0.2     0.5     1.3     1.7     3.2
  TI->XT             892     0.0     0.1     0.1     0.2     0.2     0.3
  TI->TW             866     0.1     0.3     0.7     1.7     2.7     5.6
  Catalog Other    1,835     0.0     0.2     0.7     1.9     3.1     8.4
  TEN PA             869     0.2     0.3     0.8     3.0     7.3    36.8
  TEN CA               3     0.1     0.1     0.4     0.4     0.4     0.4
  TEN AU               0     0.0     0.0     0.0     0.0     0.0     0.0
  TEN TW              29     0.1     0.2     0.3     0.5     0.8     0.9
  TEN SU             849     0.2     0.3     0.4     0.7     1.2     3.4
  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              12     0.2     0.2     0.3     0.3     0.3     0.3
  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          726     0.2     0.3     0.6     1.7     3.2    16.4
  COMMENT            421     0.1     0.3     0.7     1.7     3.4    19.2
  MJO                464     0.0     0.1     0.3     1.0     2.4     7.3
  MED PA           4,568     0.0     0.1     0.1     0.2     0.4     1.2
  MED TW           1,524     0.1     0.1     0.4     0.9     1.3     2.3
  MED SW              13     0.1     0.1     1.9     3.8    21.9    21.9
  MED SU             360     0.0     0.1     0.4     1.2     2.3     9.0
  MED MSU             30     0.1     0.1     0.7     2.6     7.7     8.0
  MED XS             125     0.0     0.2     0.7     1.4     1.8     4.6
  MED MXS            578     0.2     0.2     0.3     0.5     0.9     4.5
  MED XT              63     0.1     0.1     0.1     0.1     0.2     0.9
  MED TN              11     0.3     0.4     0.4     0.5     0.6     0.6
  MED XJ             469     0.1     0.2     0.5     0.9     1.6    10.2
  MED MTN             23     0.9     1.5     2.7    19.7    23.6    57.3
  MED KW           5,546     0.1     0.3     1.0     2.6     4.1     9.1
  MED DATE           365     0.0     0.1     0.3     0.7     1.0     6.5
  MED LANG           220     0.0     0.0     0.2     0.6     0.8     1.3
  MED XXS             30     0.1     0.9     1.4     1.6     2.8     3.1
  MED XMXS             0     0.0     0.0     0.0     0.0     0.0     0.0
  MED Other           30     0.0     0.3     0.5     0.6     0.6     0.6
  FINDs, by index, in seconds (continued)

                                    Commands completed in less than:
                    No.      25%     50%     75%     90%     95%     99%
                    ___      ___     ___     ___     ___     ___     ___
  PE              10,938     0.0     0.1     0.3     0.6     0.9     1.6
  XPE              3,490     0.0     0.0     0.0     0.1     0.1     0.2
  PE PA               34     0.0     0.0     0.0     0.1     0.2     0.2
  PE CA               29     0.1     0.2     0.3     0.4     0.7     0.9
  PE XC                3     0.0     0.1     0.1     0.1     0.1     0.1
  PE SU               36     0.1     0.3     1.0     2.1     3.2     3.8
  PE XS                5     0.1     0.1     0.2     0.3     0.3     0.3
  PE SE                9     0.0     0.1     0.1     0.2     0.2     0.2
  PE XSE               0     0.0     0.0     0.0     0.0     0.0     0.0
  PE CODEN             0     0.0     0.0     0.0     0.0     0.0     0.0
  PE ISSN            687     0.0     0.0     0.0     0.0     0.0     0.2
  PE LCCN              0     0.0     0.0     0.0     0.0     0.0     0.0
  PE ISBN              2     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     0.0     0.0     0.0     0.0     0.0     0.0
  PE Other           408     0.3     0.5     1.0     3.6     8.1    13.5
  Multi            7,531     0.2     0.5     1.2     3.2     5.4    17.2


  BROWSEs, by index, in seconds
                                    Commands completed in less than:
                    No.      25%     50%     75%     90%     95%     99%
                    ___      ___     ___     ___     ___     ___     ___
  PA                  11     0.6     1.4     6.2    13.5    18.3    18.3
  CA                   1     5.6     5.6     5.6     5.6     5.6     5.6
  SU                 146     0.9     2.5     6.5    16.6    17.8    31.5
  XCA                  0     0.0     0.0     0.0     0.0     0.0     0.0
  XS                  11     0.8     2.1    18.1    25.0    25.9    25.9
  Other                2     0.9     1.1     1.4     1.4     1.4     1.4
  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                 55     0.0     0.0     0.0     0.1     0.1     0.3
  MED PA               7     0.0     0.0     0.0     0.0     0.0     0.0
  MED SU             125     0.0     0.0     0.0     0.1     0.1     0.2
  MED XS               7     0.0     0.0     0.0     0.1     0.1     0.1
  MED TN               3     0.0     0.1     0.1     0.1     0.1     0.1
  MED XJ               1     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)