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


1.0  OVERALL RESPONSE TIME:
___________________________

  For a total of  1,193,823 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      850,003    0.0     0.1     0.3     0.7     1.3     4.7
  (10am-6pm)

  Non-Prime Time  343,820    0.0     0.1     0.2     0.6     1.0     3.9
  (6pm-10am)


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

    12-2am        14,363     0.0     0.1     0.2     0.6     1.1     5.3
    2-4am         10,022     0.0     0.1     0.2     0.6     1.0     4.2
    4-6am         13,291     0.0     0.1     0.2     0.5     0.8     2.8
    6-8am         29,811     0.0     0.1     0.2     0.6     0.9     3.3
    8-10am       133,101     0.0     0.1     0.2     0.6     1.2     4.1
    10-12am      222,748     0.0     0.1     0.3     0.7     1.4     4.8
    12-2pm       210,986     0.0     0.1     0.3     0.7     1.3     4.5
    2-4pm        244,731     0.0     0.1     0.3     0.7     1.4     4.8
    4-6pm        171,538     0.0     0.1     0.2     0.7     1.3     4.4
    6-8pm         69,269     0.0     0.1     0.2     0.5     0.9     3.5
    8-10pm        43,682     0.0     0.1     0.2     0.5     1.0     4.1
    10-12pm       30,281     0.0     0.1     0.2     0.5     0.9     3.4

* 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           427,589     0.1     0.2     0.5     1.3     2.4     8.3
  DISPLAY        670,603     0.1     0.1     0.3     0.6     0.9     1.9
  BROWSE           2,250     0.0     0.1     1.6     7.5    12.8    29.5
  SELECT             284     0.0     0.0     0.1     0.2     0.2     0.5
  HELP            12,230     0.0     0.0     0.0     0.0     4.0    39.5
  EXPLAIN         12,315     0.0     0.0     0.0     0.0     0.0     0.0
  SET             66,988     0.0     0.0     0.0     0.3     0.8     4.0
  SHOW             4,081     0.0     0.0     0.0     0.0     0.0     0.0
  LOGON           93,224     2.3     5.3    11.3    21.7    35.4   211.0
  LOGOFF           7,434     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              25,554     0.1     0.2     0.3     0.6     1.1     3.8
  CA               1,865     0.1     0.3     0.8     1.7     3.1     7.6
  AU               8,010     0.1     0.2     0.3     0.9     1.7     7.1
  TW              39,406     0.2     0.4     1.1     2.5     3.9    12.3
  SU               9,570     0.1     0.2     0.8     2.3     3.8     7.6
  XCA                 66     0.1     0.1     0.2     0.6     0.8     7.3
  XT              19,871     0.0     0.1     0.1     0.1     0.2     0.4
  XS                 800     0.1     0.2     0.8     2.1     3.9     9.4
  TI->XT           4,171     0.0     0.1     0.1     0.1     0.2     0.2
  TI->TW           3,791     0.1     0.4     1.0     2.0     3.4     8.9
  Catalog Other    9,029     0.0     0.2     0.8     2.2     3.6     8.9
  TEN PA           2,464     0.2     0.3     0.7     2.5     7.4    32.5
  TEN CA              15     0.3     0.3     0.5     0.6     2.3     2.3
  TEN AU               0     0.0     0.0     0.0     0.0     0.0     0.0
  TEN TW              54     0.3     0.4     0.5     0.9     1.7    15.5
  TEN SU           3,031     0.2     0.2     0.4     0.7     1.0     3.2
  TEN XCA              0     0.0     0.0     0.0     0.0     0.0     0.0
  TEN XT               1     0.6     0.6     0.6     0.6     0.6     0.6
  TEN XS              24     0.2     0.2     0.3     0.9     1.0     7.9
  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        2,600     0.2     0.3     0.6     1.4     2.5    10.2
  COMMENT          1,428     0.1     0.3     0.7     1.7     3.7    11.6
  MJO              2,769     0.0     0.1     0.3     1.1     2.5     5.9
  MED PA          22,133     0.0     0.1     0.1     0.2     0.4     1.2
  MED TW           8,064     0.0     0.1     0.3     0.7     1.1     4.1
  MED SW              57     0.0     0.1     0.3     2.7     4.4     8.8
  MED SU           1,880     0.0     0.1     0.8     2.8     4.4     9.9
  MED MSU            191     0.0     0.1     0.5     2.0     2.8     9.5
  MED XS             991     0.0     0.1     0.6     0.9     1.2     4.4
  MED MXS          2,198     0.1     0.2     0.3     0.4     0.6     2.4
  MED XT             651     0.0     0.1     0.1     0.1     0.1     0.5
  MED TN              19     0.2     0.3     0.5     1.5     9.1     9.1
  MED XJ           2,025     0.1     0.2     0.5     0.8     1.2     4.1
  MED MTN             56     0.9     2.1     6.4    25.5    94.8   195.3
  MED KW          29,256     0.1     0.2     0.8     2.2     3.5     9.1
  MED DATE         1,903     0.0     0.1     0.4     0.8     1.0     2.3
  MED LANG         1,497     0.0     0.0     0.1     0.5     0.7     1.1
  MED XXS            425     0.1     0.6     2.1     5.0    10.4    39.4
  MED XMXS           203     0.1     0.3     1.0     1.9     3.2    27.9
  MED Other          142     0.0     0.3     0.5     0.6     0.8     7.6
  FINDs, by index, in seconds (continued)

                                    Commands completed in less than:
                    No.      25%     50%     75%     90%     95%     99%
                    ___      ___     ___     ___     ___     ___     ___
  PE              51,935     0.0     0.1     0.3     0.6     0.9     1.6
  XPE             14,416     0.0     0.0     0.0     0.1     0.1     0.2
  PE PA               88     0.0     0.0     0.1     0.1     0.1     0.5
  PE CA              207     0.1     0.1     0.2     0.4     0.5     0.8
  PE XC                4     0.1     0.2     0.3     0.3     0.3     0.3
  PE SU              186     0.1     0.1     0.4     1.3     1.8     3.4
  PE XS               17     0.0     0.1     0.1     0.6     1.5     1.5
  PE SE               72     0.1     0.1     0.1     0.2     0.3    12.3
  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          2,849     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              7     0.0     0.0     0.0     0.2     0.2     0.2
  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               10     0.0     0.0     0.1     0.1     0.1     0.1
  PE Other         1,304     0.3     0.4     0.9     1.9     3.3    10.4
  Multi           35,318     0.2     0.5     1.3     3.4     6.1    21.4


  BROWSEs, by index, in seconds
                                    Commands completed in less than:
                    No.      25%     50%     75%     90%     95%     99%
                    ___      ___     ___     ___     ___     ___     ___
  PA                  98     0.2     0.4     1.4     8.1    12.8    43.3
  CA                   8     0.6     3.2     7.6    13.1    13.1    13.1
  SU                 719     0.9     3.0     7.8    15.4    21.8    41.8
  XCA                  0     0.0     0.0     0.0     0.0     0.0     0.0
  XS                  85     0.6     1.5     4.4    11.8    19.6    52.5
  Other               25     1.5     4.3     6.2    12.0    13.5    14.6
  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                222     0.0     0.0     0.0     0.1     0.1     0.2
  MED PA              41     0.0     0.0     0.0     0.0     0.1     0.1
  MED SU             794     0.0     0.0     0.0     0.1     0.1     2.1
  MED XS              88     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              37     0.0     0.0     0.0     0.0     0.0     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)