MELVYL SYSTEM TELNET RESPONSE TIME
                 Time period: 07/28/01 through 08/03/01


1.0  OVERALL RESPONSE TIME:
___________________________

  For a total of    190,536 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    1.2 seconds.
     99% completed in less than    4.2 seconds.

1.1 BY TIME OF DAY, IN SECONDS:
_______________________________
                                    All commands completed in less than*
                    No.      25%     50%     75%     90%     95%     99%
                    ___      ___     ___     ___     ___     ___     ___
  Prime Time      126,744    0.0     0.1     0.2     0.7     1.2     4.1
  (10am-6pm)

  Non-Prime Time   63,792    0.0     0.1     0.2     0.6     1.1     4.5
  (6pm-10am)


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

    12-2am         3,961     0.0     0.1     0.2     0.6     1.0     4.2
    2-4am          2,338     0.0     0.1     0.3     0.7     1.1     4.2
    4-6am          2,928     0.0     0.1     0.3     0.7     1.0     4.7
    6-8am          6,941     0.0     0.1     0.2     0.8     1.3     6.5
    8-10am        25,790     0.0     0.1     0.2     0.7     1.2     4.6
    10-12am       37,055     0.0     0.1     0.3     0.7     1.3     4.2
    12-2pm        30,014     0.0     0.1     0.2     0.6     1.2     4.1
    2-4pm         35,640     0.0     0.1     0.3     0.7     1.2     4.0
    4-6pm         24,035     0.0     0.1     0.2     0.6     1.1     3.9
    6-8pm         10,063     0.0     0.1     0.2     0.6     1.1     4.2
    8-10pm         6,188     0.0     0.1     0.2     0.6     1.0     3.7
    10-12pm        5,583     0.0     0.1     0.2     0.6     1.1     4.4

* 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            71,012     0.0     0.1     0.5     1.2     2.3     7.3
  DISPLAY        104,376     0.1     0.1     0.3     0.5     0.8     1.5
  BROWSE             338     0.0     0.1     0.5     3.6     8.4    17.9
  SELECT              29     0.0     0.0     0.0     0.2     0.3     0.4
  HELP             1,329     0.0     0.0     0.0     0.0     0.0    28.6
  EXPLAIN          1,468     0.0     0.0     0.0     0.0     0.0     0.0
  SET             11,901     0.0     0.0     0.0     0.8     1.0     5.0
  SHOW               448     0.0     0.0     0.0     0.0     0.0     0.0
  LOGON           14,784     2.4     5.7    11.5    21.2    33.1   162.1
  LOGOFF             991     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               4,435     0.1     0.1     0.2     0.5     0.8     2.3
  CA                 331     0.1     0.2     0.6     1.4     2.5     5.0
  AU               1,185     0.1     0.1     0.2     0.5     1.1     2.4
  TW               6,750     0.1     0.4     1.0     2.2     3.3     9.9
  SU               1,199     0.1     0.2     0.8     2.0     3.3     6.4
  XCA                 11     0.1     0.1     1.4     1.9     3.5     3.5
  XT               4,094     0.0     0.1     0.1     0.1     0.2     0.4
  XS                  78     0.1     0.1     0.4     1.5     2.1     4.8
  TI->XT             713     0.0     0.1     0.1     0.1     0.2     0.2
  TI->TW             756     0.1     0.4     0.8     1.7     2.7     5.9
  Catalog Other    2,029     0.0     0.1     0.5     1.9     2.9     6.6
  TEN PA             553     0.2     0.4     0.8     2.0     4.2    16.5
  TEN CA               3     0.5     1.2     3.7     3.7     3.7     3.7
  TEN AU               0     0.0     0.0     0.0     0.0     0.0     0.0
  TEN TW              19     0.1     0.2     0.3     0.4     3.2     3.2
  TEN SU             589     0.2     0.3     0.4     0.6     1.0     4.3
  TEN XCA              0     0.0     0.0     0.0     0.0     0.0     0.0
  TEN XT               1     0.3     0.3     0.3     0.3     0.3     0.3
  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          330     0.2     0.4     0.7     1.5     2.7     9.9
  COMMENT            292     0.2     0.3     0.7     3.5     4.8     9.8
  MJO                586     0.0     0.1     0.3     0.8     1.5     5.4
  MED PA           3,418     0.0     0.1     0.1     0.2     0.4     1.3
  MED TW           1,300     0.1     0.1     0.4     0.9     1.5     8.2
  MED SW               4     0.2     0.6     1.7     2.6     2.6     2.6
  MED SU             311     0.0     0.2     0.8     1.8     3.5     4.9
  MED MSU             46     0.1     0.3     0.8     2.0     2.7     5.6
  MED XS              92     0.0     0.2     0.7     1.3     2.3     3.6
  MED MXS            475     0.2     0.2     0.3     0.4     0.5     3.7
  MED XT              82     0.1     0.1     0.1     0.1     0.2    10.6
  MED TN               6     0.3     0.4     0.4     0.7     0.7     0.7
  MED XJ             454     0.1     0.2     0.5     0.8     1.5     4.1
  MED MTN             16     0.6     1.9    17.3    37.3    52.4    52.4
  MED KW           4,285     0.1     0.3     1.1     3.0     4.7     9.7
  MED DATE           591     0.0     0.1     0.4     0.8     1.1     2.2
  MED LANG           195     0.0     0.0     0.1     0.7     0.9     1.1
  MED XXS             30     0.2     2.0     4.0    29.9    37.1    44.8
  MED XMXS            17     0.1     0.5     0.9     8.7    21.5    21.5
  MED Other           28     0.0     0.3     0.5     0.8     2.4     4.8
  FINDs, by index, in seconds (continued)

                                    Commands completed in less than:
                    No.      25%     50%     75%     90%     95%     99%
                    ___      ___     ___     ___     ___     ___     ___
  PE               8,764     0.0     0.1     0.3     0.6     0.8     1.5
  XPE              2,498     0.0     0.0     0.0     0.1     0.1     0.2
  PE PA               15     0.0     0.1     0.1     0.1     0.1     0.1
  PE CA               46     0.1     0.1     0.2     0.3     0.4     0.6
  PE XC                2     0.0     0.0     0.0     0.0     0.0     0.0
  PE SU               23     0.0     0.1     0.3     0.5     0.6     0.9
  PE XS                1     0.7     0.7     0.7     0.7     0.7     0.7
  PE SE                9     0.1     0.1     0.1     0.4     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            747     0.0     0.0     0.0     0.0     0.0     0.1
  PE LCCN              1     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                2     0.0     0.0     0.0     0.0     0.0     0.0
  PE Other           241     0.3     0.5     0.8     2.0     3.5     7.9
  Multi            5,418     0.2     0.6     1.2     2.8     5.3    17.1


  BROWSEs, by index, in seconds
                                    Commands completed in less than:
                    No.      25%     50%     75%     90%     95%     99%
                    ___      ___     ___     ___     ___     ___     ___
  PA                  57     0.2     0.3     0.5     1.5     3.0     9.0
  CA                   0     0.0     0.0     0.0     0.0     0.0     0.0
  SU                  79     0.4     1.7     5.7    11.2    17.9    28.9
  XCA                  0     0.0     0.0     0.0     0.0     0.0     0.0
  XS                   3     0.6     0.7     0.8     0.8     0.8     0.8
  Other                5     2.6     2.7     5.0    11.9    11.9    11.9
  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                 62     0.0     0.0     0.0     0.1     0.1     0.2
  MED PA               0     0.0     0.0     0.0     0.0     0.0     0.0
  MED SU             105     0.0     0.0     0.0     0.1     0.1     0.2
  MED XS              14     0.0     0.0     0.1     0.1     0.2     0.2
  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)