MELVYL SYSTEM TELNET RESPONSE TIME
                 Time period: 12/01/00 through 12/31/00


1.0  OVERALL RESPONSE TIME:
___________________________

  For a total of    853,954 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    4.1 seconds.

1.1 BY TIME OF DAY, IN SECONDS:
_______________________________
                                    All commands completed in less than*
                    No.      25%     50%     75%     90%     95%     99%
                    ___      ___     ___     ___     ___     ___     ___
  Prime Time      612,953    0.0     0.1     0.2     0.6     1.2     4.2
  (10am-6pm)

  Non-Prime Time  241,001    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        12,900     0.0     0.1     0.2     0.5     1.1     3.8
    2-4am          7,492     0.0     0.1     0.2     0.5     1.0     4.5
    4-6am          6,882     0.0     0.1     0.2     0.5     1.1     5.0
    6-8am         18,706     0.0     0.1     0.2     0.8     1.2     3.9
    8-10am        93,754     0.0     0.1     0.2     0.6     1.1     4.2
    10-12am      166,786     0.0     0.1     0.3     0.7     1.3     4.4
    12-2pm       149,122     0.0     0.1     0.2     0.6     1.2     4.0
    2-4pm        176,014     0.0     0.1     0.2     0.7     1.2     4.4
    4-6pm        121,031     0.0     0.1     0.2     0.6     1.1     3.9
    6-8pm         49,333     0.0     0.1     0.2     0.6     1.1     4.1
    8-10pm        30,531     0.0     0.1     0.2     0.5     1.1     3.9
    10-12pm       21,403     0.0     0.1     0.2     0.5     1.1     3.8

* 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           310,774     0.1     0.1     0.5     1.2     2.3     7.5
  DISPLAY        474,851     0.1     0.1     0.3     0.5     0.8     1.6
  BROWSE           1,433     0.0     0.1     1.4     6.4    12.1    23.6
  SELECT             215     0.0     0.0     0.1     0.1     0.1     1.7
  HELP             9,544     0.0     0.0     0.0     0.0     4.0    34.5
  EXPLAIN          9,383     0.0     0.0     0.0     0.0     0.0     0.0
  SET             46,476     0.0     0.0     0.0     0.4     0.9     3.9
  SHOW             2,908     0.0     0.0     0.0     0.0     0.0     0.0
  LOGON           66,650     2.4     5.5    11.5    22.0    36.6   246.0
  LOGOFF           5,605     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              17,823     0.1     0.1     0.3     0.5     0.9     3.0
  CA               1,339     0.1     0.2     0.6     1.3     2.2     5.7
  AU               6,035     0.1     0.1     0.3     0.6     1.1     3.4
  TW              28,178     0.2     0.4     1.1     2.5     3.8    10.8
  SU               7,629     0.1     0.2     0.7     2.0     3.2     7.0
  XCA                 40     0.1     0.1     0.2     0.3     0.5     0.8
  XT              15,371     0.0     0.1     0.1     0.1     0.2     0.3
  XS                 431     0.1     0.2     0.6     1.9     3.2     7.6
  TI->XT           3,437     0.0     0.1     0.1     0.1     0.1     0.2
  TI->TW           3,163     0.1     0.3     0.9     2.1     3.1     8.9
  Catalog Other    5,955     0.0     0.2     0.8     2.2     3.6     8.6
  TEN PA           1,977     0.2     0.4     0.8     2.5     7.2    30.8
  TEN CA               6     0.2     0.4     0.4     2.0     2.0     2.0
  TEN AU               0     0.0     0.0     0.0     0.0     0.0     0.0
  TEN TW              28     0.2     0.3     0.4     0.6     0.6     1.8
  TEN SU           2,749     0.2     0.3     0.4     0.7     1.0     2.9
  TEN XCA              0     0.0     0.0     0.0     0.0     0.0     0.0
  TEN XT               3     0.4     0.7    68.2    68.2    68.2    68.2
  TEN XS              21     0.1     0.2     0.3     0.3     0.3     0.7
  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        2,292     0.2     0.3     0.6     1.4     2.3     8.9
  COMMENT          1,047     0.2     0.3     0.6     1.8     3.3    11.9
  MJO              1,704     0.0     0.1     0.3     1.2     2.6     6.1
  MED PA          16,030     0.0     0.1     0.1     0.2     0.4     1.3
  MED TW           6,153     0.0     0.1     0.3     0.8     1.3     4.1
  MED SW              73     0.1     0.6     1.9     3.1     3.9    28.1
  MED SU           1,435     0.0     0.1     0.7     2.3     3.9     7.8
  MED MSU            112     0.1     0.3     0.9     2.3     3.2    10.3
  MED XS             648     0.0     0.1     0.6     1.0     2.4     6.7
  MED MXS          1,835     0.2     0.2     0.3     0.4     0.6     1.6
  MED XT             240     0.1     0.1     0.1     0.1     0.2     1.7
  MED TN              39     0.2     0.3     0.6     0.8     0.9     0.9
  MED XJ           1,570     0.1     0.2     0.5     0.8     1.2     2.8
  MED MTN             56     1.0     3.3    16.0    32.5    46.6   112.8
  MED KW          19,905     0.1     0.2     0.8     2.3     3.7     8.6
  MED DATE         1,632     0.0     0.1     0.3     0.7     1.0     2.6
  MED LANG         1,050     0.0     0.0     0.1     0.5     0.7     1.0
  MED XXS            235     0.2     0.6     1.4     3.8     5.7    16.0
  MED XMXS           112     0.1     0.3     1.2     2.7     5.8    14.7
  MED Other          109     0.0     0.1     0.4     0.5     0.6     2.7
  FINDs, by index, in seconds (continued)

                                    Commands completed in less than:
                    No.      25%     50%     75%     90%     95%     99%
                    ___      ___     ___     ___     ___     ___     ___
  PE              35,021     0.0     0.1     0.3     0.6     0.8     1.5
  XPE              9,154     0.0     0.0     0.0     0.1     0.1     0.2
  PE PA              121     0.0     0.0     0.1     0.1     0.1    19.4
  PE CA               93     0.1     0.2     0.3     0.5     0.8     1.1
  PE XC                2     0.1     0.4     0.6     0.6     0.6     0.6
  PE SU              186     0.0     0.1     0.3     0.6     1.0     2.0
  PE XS               19     0.0     0.0     0.1     0.2     1.1     1.1
  PE SE               50     0.0     0.1     0.1     0.1     0.2     0.2
  PE XSE               5     0.0     0.0     0.0     0.0     0.0     0.0
  PE CODEN            11     0.0     0.0     0.0     0.0     0.0     0.0
  PE ISSN          2,235     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              4     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                9     0.0     0.0     0.0     0.1     0.1     0.1
  PE Other           974     0.2     0.4     0.8     2.4     4.8    11.5
  Multi           23,581     0.2     0.5     1.2     3.1     5.4    16.8


  BROWSEs, by index, in seconds
                                    Commands completed in less than:
                    No.      25%     50%     75%     90%     95%     99%
                    ___      ___     ___     ___     ___     ___     ___
  PA                  57     0.4     0.7     2.0     6.6     9.6    16.0
  CA                   2     1.6     2.6     3.7     3.7     3.7     3.7
  SU                 481     0.6     1.9     5.6    12.8    16.9    27.0
  XCA                  0     0.0     0.0     0.0     0.0     0.0     0.0
  XS                  68     0.4     1.8    11.3    22.9    36.6    57.3
  Other               12     2.3     5.8     8.7    10.8    13.5    13.5
  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                154     0.0     0.0     0.0     0.1     0.1     0.2
  MED PA              50     0.0     0.0     0.0     0.1     0.1     0.1
  MED SU             450     0.0     0.0     0.0     0.1     0.1     2.1
  MED XS              36     0.0     0.0     0.0     0.1     0.1     0.1
  MED TN               1     0.0     0.0     0.0     0.0     0.0     0.0
  MED XJ              33     0.0     0.0     0.0     0.0     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)