MELVYL SYSTEM TELNET RESPONSE TIME
                 Time period: 07/01/01 through 07/31/01


1.0  OVERALL RESPONSE TIME:
___________________________

  For a total of    825,560 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      558,026    0.0     0.1     0.2     0.7     1.2     4.5
  (10am-6pm)

  Non-Prime Time  267,534    0.0     0.1     0.2     0.6     1.0     3.7
  (6pm-10am)


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

    12-2am        13,962     0.0     0.1     0.2     0.5     0.9     2.7
    2-4am         11,016     0.0     0.1     0.2     0.6     1.0     7.4
    4-6am         11,698     0.0     0.1     0.3     0.6     1.0     4.0
    6-8am         26,592     0.0     0.1     0.3     0.8     1.2     4.3
    8-10am        89,908     0.0     0.1     0.2     0.7     1.2     4.5
    10-12am      149,745     0.0     0.1     0.3     0.7     1.3     5.2
    12-2pm       132,541     0.0     0.1     0.2     0.7     1.2     4.7
    2-4pm        165,386     0.0     0.1     0.2     0.6     1.2     4.2
    4-6pm        110,354     0.0     0.1     0.2     0.6     1.1     3.9
    6-8pm         44,917     0.0     0.1     0.2     0.5     1.0     3.7
    8-10pm        46,277     0.0     0.0     0.1     0.3     0.6     2.0
    10-12pm       23,164     0.0     0.1     0.2     0.5     1.0     2.8

* 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           293,887     0.1     0.2     0.5     1.2     2.3     7.7
  DISPLAY        468,368     0.1     0.1     0.3     0.5     0.8     1.6
  BROWSE           2,024     0.0     0.0     0.5     4.8    12.6    58.1
  SELECT             142     0.0     0.0     0.0     0.1     0.1     0.2
  HELP             5,962     0.0     0.0     0.0     0.0     6.6    37.3
  EXPLAIN          6,478     0.0     0.0     0.0     0.0     0.0     0.0
  SET             48,747     0.0     0.0     0.0     0.7     0.9     5.3
  SHOW             2,077     0.0     0.0     0.0     0.0     0.0     0.1
  LOGON           63,142     2.3     5.5    11.4    21.4    34.5   213.4
  LOGOFF           4,314     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              17,507     0.1     0.1     0.2     0.5     0.8     2.5
  CA               1,429     0.1     0.2     0.7     1.5     2.4     5.2
  AU               5,041     0.1     0.1     0.3     0.6     1.3     3.5
  TW              26,010     0.1     0.4     1.0     2.3     3.6    11.1
  SU               4,767     0.1     0.2     0.7     2.2     3.4     6.7
  XCA                 25     0.1     0.1     0.2     0.3     0.3     0.4
  XT              16,957     0.0     0.1     0.1     0.2     0.2     0.4
  XS                 261     0.1     0.1     0.5     1.8     2.9     7.4
  TI->XT           3,188     0.0     0.1     0.1     0.1     0.2     0.3
  TI->TW           2,968     0.1     0.3     0.9     1.9     3.0     7.6
  Catalog Other    6,645     0.0     0.2     0.7     2.0     3.3     7.2
  TEN PA           2,559     0.3     0.4     0.9     2.0     4.6    16.9
  TEN CA              18     0.2     0.2     0.3     0.5     0.7     0.7
  TEN AU               0     0.0     0.0     0.0     0.0     0.0     0.0
  TEN TW              49     0.1     0.2     0.3     0.5     0.6     1.1
  TEN SU           3,702     0.2     0.3     0.4     0.6     0.8     2.4
  TEN XCA              0     0.0     0.0     0.0     0.0     0.0     0.0
  TEN XT               2     0.3     0.5     0.7     0.7     0.7     0.7
  TEN XS              76     0.1     0.2     0.2     0.3     0.3     2.3
  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        1,489     0.2     0.4     0.9     2.1     3.5    10.7
  COMMENT          1,027     0.2     0.3     0.6     1.8     4.0    13.2
  MJO              2,450     0.0     0.1     0.2     0.8     1.4     3.7
  MED PA          14,162     0.0     0.1     0.1     0.2     0.4     1.3
  MED TW           5,953     0.1     0.1     0.4     0.9     1.4     3.7
  MED SW              61     0.0     0.2     0.6     1.0     2.3     6.2
  MED SU           1,135     0.0     0.1     0.8     2.0     2.9     5.2
  MED MSU            146     0.1     0.3     0.5     1.0     1.3     3.2
  MED XS             533     0.0     0.1     0.6     0.9     1.3     2.8
  MED MXS          1,955     0.2     0.2     0.3     0.5     0.8     2.9
  MED XT             258     0.0     0.1     0.1     0.2     0.3     1.7
  MED TN              30     0.2     0.4     0.6     1.5     2.3     3.9
  MED XJ           2,084     0.0     0.2     0.4     0.8     1.2     3.1
  MED MTN             37     0.9     2.9     9.3    12.6    25.2    42.1
  MED KW          16,850     0.1     0.3     1.1     2.9     4.7     9.4
  MED DATE         2,045     0.0     0.2     0.5     1.0     1.3     2.1
  MED LANG           802     0.0     0.0     0.1     0.6     0.8     1.0
  MED XXS            302     0.3     1.2     3.2     9.6    20.0    46.0
  MED XMXS            65     0.2     0.6     2.2     8.9    10.4    79.1
  MED Other           78     0.0     0.1     0.5     0.6     0.6     0.7
  FINDs, by index, in seconds (continued)

                                    Commands completed in less than:
                    No.      25%     50%     75%     90%     95%     99%
                    ___      ___     ___     ___     ___     ___     ___
  PE              35,200     0.0     0.1     0.3     0.6     0.8     1.5
  XPE             10,330     0.0     0.0     0.0     0.1     0.1     0.2
  PE PA               60     0.0     0.0     0.0     0.1     0.2     0.4
  PE CA              100     0.1     0.1     0.2     0.4     0.5     5.3
  PE XC                4     0.0     0.1     0.2     0.2     0.2     0.2
  PE SU              112     0.0     0.1     0.3     0.9     1.2     1.9
  PE XS                6     0.0     0.0     0.1     0.1     0.1     0.1
  PE SE               31     0.0     0.1     0.1     0.1     0.3     0.4
  PE XSE               0     0.0     0.0     0.0     0.0     0.0     0.0
  PE CODEN             3     0.0     0.0     0.0     0.0     0.0     0.0
  PE ISSN          2,656     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              8     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                5     0.0     0.0     0.1     0.1     0.1     0.1
  PE Other         1,126     0.3     0.4     0.9     2.0     3.7     9.6
  Multi           23,601     0.2     0.6     1.2     3.0     5.6    17.8


  BROWSEs, by index, in seconds
                                    Commands completed in less than:
                    No.      25%     50%     75%     90%     95%     99%
                    ___      ___     ___     ___     ___     ___     ___
  PA                  91     0.2     0.4     0.8     1.7     3.7    45.3
  CA                   4     0.3     0.6     1.7     2.6     2.6     2.6
  SU                 510     0.7     2.7     8.4    19.5    41.7   124.0
  XCA                  2     0.1     0.2     0.3     0.3     0.3     0.3
  XS                  35     0.6     1.4     4.7     8.9    12.8    47.6
  Other               14     1.2     1.8     3.9    12.7    16.5    16.5
  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                203     0.0     0.0     0.0     0.1     0.1     0.2
  MED PA              16     0.0     0.0     0.0     0.1     0.3     0.3
  MED SU           1,021     0.0     0.0     0.0     0.1     0.1     0.3
  MED XS              48     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              18     0.0     0.0     0.0     0.1     0.1     0.1
  Multi                0     0.0     0.0     0.0     0.0     0.0     0.0
RTmm/dd  rt       MELVYL SYSTEM TELNET RESPONSE TIME (weekly)