MELVYL SYSTEM TELNET RESPONSE TIME
                 Time period: 03/01/02 through 03/31/02


1.0  OVERALL RESPONSE TIME:
___________________________

  For a total of    560,754 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    0.5 seconds.
     95% completed in less than    0.9 seconds.
     99% completed in less than    3.5 seconds.

1.1 BY TIME OF DAY, IN SECONDS:
_______________________________
                                    All commands completed in less than*
                    No.      25%     50%     75%     90%     95%     99%
                    ___      ___     ___     ___     ___     ___     ___
  Prime Time      394,751    0.0     0.1     0.2     0.5     0.9     3.7
  (10am-6pm)

  Non-Prime Time  166,003    0.0     0.1     0.2     0.5     0.8     3.2
  (6pm-10am)


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

    12-2am         9,157     0.0     0.1     0.2     0.5     0.8     3.1
    2-4am          8,638     0.0     0.1     0.2     0.5     0.8     1.9
    4-6am          5,947     0.0     0.1     0.2     0.4     0.7     3.0
    6-8am         14,918     0.0     0.1     0.2     0.4     0.8     3.9
    8-10am        68,613     0.0     0.1     0.2     0.5     0.8     3.7
    10-12am      107,661     0.0     0.1     0.2     0.5     1.0     4.3
    12-2pm        99,529     0.0     0.1     0.2     0.5     0.9     3.7
    2-4pm        112,460     0.0     0.1     0.2     0.5     0.9     3.5
    4-6pm         75,101     0.0     0.1     0.2     0.5     0.8     3.2
    6-8pm         28,526     0.0     0.1     0.2     0.5     0.8     3.0
    8-10pm        17,608     0.0     0.1     0.2     0.4     0.8     2.8
    10-12pm       12,596     0.0     0.1     0.2     0.4     0.7     2.4

* 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           207,386     0.0     0.1     0.3     0.9     1.7     7.7
  DISPLAY        317,047     0.1     0.1     0.2     0.4     0.6     1.2
  BROWSE             818     0.3     1.0     3.2     7.1    11.7    25.5
  SELECT             202     0.0     0.0     0.0     0.0     0.1     0.2
  HELP             5,824     0.0     0.0     0.0     0.0     0.0    36.5
  EXPLAIN          5,502     0.0     0.0     0.0     0.0     0.0     0.0
  SET             23,727     0.0     0.0     0.0     0.0     1.4     4.7
  SHOW             1,251     0.0     0.0     0.0     0.0     0.0     0.0
  LOGON           49,462     3.1     6.9    12.8    23.4    40.3   461.5
  LOGOFF           2,558     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              17,695     0.0     0.1     0.1     0.3     0.4     1.2
  CA               1,291     0.0     0.1     0.3     0.7     1.1     3.6
  AU               4,454     0.0     0.1     0.1     0.3     0.5     1.4
  TW              25,570     0.1     0.2     0.7     1.5     2.5    15.9
  SU               5,686     0.0     0.1     0.4     1.0     1.8     4.1
  XCA                 50     0.0     0.1     0.1     0.2     0.2     0.4
  XT              16,927     0.0     0.0     0.1     0.1     0.1     0.2
  XS                 430     0.0     0.1     0.2     0.5     1.2     3.4
  TI->XT           3,067     0.0     0.0     0.1     0.1     0.1     0.2
  TI->TW           3,049     0.1     0.2     0.5     1.1     1.7     4.7
  Catalog Other    8,081     0.0     0.1     0.3     1.0     1.8     3.9
  TEN PA           2,323     0.3     0.7     3.6    15.9    28.8    55.2
  TEN CA             449     0.2     0.2     0.3     0.4     0.4     1.4
  TEN AU               0     0.0     0.0     0.0     0.0     0.0     0.0
  TEN TW             240     0.1     0.2     0.3     0.4     0.6     1.5
  TEN SU             691     0.4     0.5     0.7     1.1     1.7     3.8
  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               4     0.2     0.3     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          625     0.1     0.2     0.3     0.9     1.8     6.2
  COMMENT          1,271     0.2     0.4     0.7     1.5     3.2    22.5
  MJO                  0     0.0     0.0     0.0     0.0     0.0     0.0
  MED PA               0     0.0     0.0     0.0     0.0     0.0     0.0
  MED TW               8     2.3     4.8     5.4     8.4     8.4     8.4
  MED SW               3     0.1     0.4     0.4     0.4     0.4     0.4
  MED SU              14     0.1     0.2     0.4     0.5     0.6     0.6
  MED MSU              0     0.0     0.0     0.0     0.0     0.0     0.0
  MED XS               0     0.0     0.0     0.0     0.0     0.0     0.0
  MED MXS             69     0.2     0.2     0.3     0.4     0.6     4.4
  MED XT               0     0.0     0.0     0.0     0.0     0.0     0.0
  MED TN               3     0.1     3.2    92.2    92.2    92.2    92.2
  MED XJ               0     0.0     0.0     0.0     0.0     0.0     0.0
  MED MTN            221     0.6     1.7     5.0    12.5    22.4    73.5
  MED KW               0     0.0     0.0     0.0     0.0     0.0     0.0
  MED DATE             0     0.0     0.0     0.0     0.0     0.0     0.0
  MED LANG             0     0.0     0.0     0.0     0.0     0.0     0.0
  MED XXS              0     0.0     0.0     0.0     0.0     0.0     0.0
  MED XMXS             0     0.0     0.0     0.0     0.0     0.0     0.0
  MED Other            0     0.0     0.0     0.0     0.0     0.0     0.0
  FINDs, by index, in seconds (continued)

                                    Commands completed in less than:
                    No.      25%     50%     75%     90%     95%     99%
                    ___      ___     ___     ___     ___     ___     ___
  PE              34,709     0.0     0.1     0.4     0.7     0.9     1.6
  XPE             11,373     0.0     0.0     0.0     0.1     0.1     0.2
  PE PA               50     0.0     0.0     0.1     0.2     0.2    10.2
  PE CA              122     0.1     0.2     0.3     0.5     0.7     0.9
  PE XC               11     0.1     0.1     0.1     0.2     0.7     0.7
  PE SU              123     0.0     0.1     0.3     1.1     1.4     8.7
  PE XS               12     0.0     0.1     0.3     0.8     0.9     0.9
  PE SE               64     0.0     0.1     0.1     0.2     0.3     0.4
  PE XSE               1     0.3     0.3     0.3     0.3     0.3     0.3
  PE CODEN             4     0.0     0.0     0.0     0.0     0.0     0.0
  PE ISSN          2,551     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             10     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                3     0.0     0.0     0.0     0.0     0.0     0.0
  PE Other             7     0.0     0.1     0.1     0.2     0.2     0.2
  Multi           11,825     0.1     0.4     1.1     2.7     5.2    17.4


  BROWSEs, by index, in seconds
                                    Commands completed in less than:
                    No.      25%     50%     75%     90%     95%     99%
                    ___      ___     ___     ___     ___     ___     ___
  PA                  61     0.2     0.3     1.0     3.7     5.9    12.1
  CA                   5     0.0     0.1     0.6     8.0     8.0     8.0
  SU                 625     0.4     1.2     3.8     7.5    12.4    26.6
  XCA                  0     0.0     0.0     0.0     0.0     0.0     0.0
  XS                  42     0.2     0.8     3.7    10.0    19.1    88.6
  Other                5     0.3     2.4     2.7     2.8     2.8     2.8
  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                  0     0.0     0.0     0.0     0.0     0.0     0.0
  MED PA               0     0.0     0.0     0.0     0.0     0.0     0.0
  MED SU               0     0.0     0.0     0.0     0.0     0.0     0.0
  MED XS               0     0.0     0.0     0.0     0.0     0.0     0.0
  MED TN               0     0.0     0.0     0.0     0.0     0.0     0.0
  MED XJ               0     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)