MELVYL SYSTEM TELNET RESPONSE TIME
                 Time period: 10/20/01 through 10/26/01


1.0  OVERALL RESPONSE TIME:
___________________________

  For a total of    200,286 commands:*

     25% completed in less than    0.0 seconds.
     50% completed in less than    0.1 seconds.
     75% completed in less than    0.3 seconds.
     90% completed in less than    0.9 seconds.
     95% completed in less than    1.8 seconds.
     99% completed in less than    9.8 seconds.

1.1 BY TIME OF DAY, IN SECONDS:
_______________________________
                                    All commands completed in less than*
                    No.      25%     50%     75%     90%     95%     99%
                    ___      ___     ___     ___     ___     ___     ___
  Prime Time      140,696    0.0     0.1     0.4     1.0     2.2    12.4
  (10am-6pm)

  Non-Prime Time   59,590    0.0     0.1     0.2     0.6     1.2     4.4
  (6pm-10am)


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

    12-2am         3,075     0.0     0.1     0.2     0.5     0.8     3.1
    2-4am          1,721     0.0     0.1     0.3     0.6     0.9     2.6
    4-6am          1,413     0.0     0.1     0.2     0.4     1.0     5.0
    6-8am          5,833     0.0     0.1     0.2     0.6     1.2     4.4
    8-10am        26,198     0.0     0.1     0.3     0.7     1.3     4.8
    10-12am       40,117     0.0     0.1     0.3     0.9     1.6     6.0
    12-2pm        36,542     0.0     0.2     0.5     2.0     5.6    29.0
    2-4pm         38,050     0.0     0.1     0.3     0.8     1.5     6.6
    4-6pm         25,987     0.0     0.1     0.3     0.8     1.5     6.3
    6-8pm          9,913     0.0     0.1     0.3     0.7     1.2     4.6
    8-10pm         5,497     0.0     0.1     0.2     0.6     1.2     4.2
    10-12pm        5,940     0.0     0.1     0.2     0.6     1.1     3.7

* 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            72,801     0.1     0.2     0.6     1.7     3.6    15.0
  DISPLAY        110,663     0.1     0.2     0.4     0.8     1.3     8.6
  BROWSE             393     0.0     0.1     1.7     9.7    15.8    28.9
  SELECT              33     0.0     0.0     0.1     0.1     0.2     0.3
  HELP             2,072     0.0     0.0     0.0     0.0     0.0    32.8
  EXPLAIN          1,994     0.0     0.0     0.0     0.0     0.0     0.0
  SET             12,221     0.0     0.0     0.0     0.5     1.4     4.9
  SHOW               529     0.0     0.0     0.0     0.0     0.0     0.1
  LOGON           15,552     2.5     6.0    12.1    22.2    35.5   188.5
  LOGOFF           1,069     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               4,587     0.1     0.1     0.3     0.8     2.1    11.4
  CA                 355     0.1     0.2     0.6     1.6     3.1    18.5
  AU               1,141     0.1     0.2     0.3     1.0     2.9    13.1
  TW               6,813     0.2     0.5     1.5     3.8     7.2    40.3
  SU               1,634     0.1     0.2     0.9     2.5     5.2    28.8
  XCA                  5     0.1     0.1     0.3     1.5     1.5     1.5
  XT               4,558     0.1     0.1     0.1     0.2     0.4     4.5
  XS                 121     0.1     0.1     0.4     0.9     2.1     8.6
  TI->XT             949     0.1     0.1     0.1     0.3     1.7     7.4
  TI->TW             726     0.1     0.4     1.3     3.4     7.3    21.8
  Catalog Other    2,585     0.0     0.0     0.3     1.5     2.9     9.7
  TEN PA             447     0.3     0.5     0.9     3.9    12.4    37.5
  TEN CA               3     0.2     0.3     0.5     0.5     0.5     0.5
  TEN AU               0     0.0     0.0     0.0     0.0     0.0     0.0
  TEN TW              19     0.2     0.2     0.3     0.6     1.2     1.2
  TEN SU             995     0.3     0.4     0.5     0.8     1.0     3.3
  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               6     0.2     0.3     0.4     1.0     1.0     1.0
  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          475     0.2     0.4     0.7     1.5     2.5     6.5
  COMMENT            213     0.2     0.3     0.5     1.9     3.9     9.1
  MJO                508     0.1     0.1     0.5     1.3     2.6     9.8
  MED PA           2,746     0.0     0.1     0.1     0.4     0.7     1.9
  MED TW           1,281     0.1     0.2     0.6     1.5     2.8    10.7
  MED SW               7     0.0     0.2     1.7     3.7     3.7     3.7
  MED SU             121     0.0     0.1     1.0     2.7     3.9     6.6
  MED MSU              6     0.0     0.4     0.7     0.7     0.7     0.7
  MED XS              75     0.1     0.2     0.8     6.3     8.7    14.5
  MED MXS            385     0.2     0.3     0.4     0.7     1.0     5.0
  MED XT              44     0.1     0.1     0.1     0.2     0.4     1.9
  MED TN               5     0.4     0.4     0.4     0.4     0.4     0.4
  MED XJ             405     0.1     0.3     0.6     1.0     1.7     4.3
  MED MTN             12     1.4     2.1     3.2     5.3    18.0    18.0
  MED KW           3,461     0.1     0.3     1.3     4.0     6.5    23.7
  MED DATE           480     0.0     0.1     0.4     1.0     1.6     9.9
  MED LANG           127     0.0     0.0     0.5     0.9     1.0     2.2
  MED XXS             18     0.2     0.8     1.2    16.9    26.6    26.6
  MED XMXS             5    12.9    19.9    24.5   169.1   169.1   169.1
  MED Other           15     0.0     0.3     0.5     1.1     1.4     1.4
  FINDs, by index, in seconds (continued)

                                    Commands completed in less than:
                    No.      25%     50%     75%     90%     95%     99%
                    ___      ___     ___     ___     ___     ___     ___
  PE               9,376     0.0     0.2     0.4     1.0     1.8     9.9
  XPE              3,065     0.0     0.0     0.1     0.1     0.2     0.6
  PE PA               13     0.0     0.0     0.1     0.1     0.7     0.7
  PE CA               35     0.1     0.1     0.3     0.4     1.0     4.2
  PE XC                0     0.0     0.0     0.0     0.0     0.0     0.0
  PE SU               24     0.1     0.4     2.0     3.0     3.3     5.5
  PE XS                8     0.2     0.6     1.0     1.1     1.1     1.1
  PE SE                4     0.1     0.1     0.1     0.1     0.1     0.1
  PE XSE               0     0.0     0.0     0.0     0.0     0.0     0.0
  PE CODEN             1     0.1     0.1     0.1     0.1     0.1     0.1
  PE ISSN            675     0.0     0.0     0.0     0.1     0.2     0.8
  PE LCCN              0     0.0     0.0     0.0     0.0     0.0     0.0
  PE ISBN              0     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                1     0.0     0.0     0.0     0.0     0.0     0.0
  PE Other           255     0.4     0.6     1.2     3.5     8.0    27.9
  Multi            4,979     0.2     0.5     1.4     4.2     7.7    33.1


  BROWSEs, by index, in seconds
                                    Commands completed in less than:
                    No.      25%     50%     75%     90%     95%     99%
                    ___      ___     ___     ___     ___     ___     ___
  PA                  10     0.5     4.2    10.1    24.4    28.9    28.9
  CA                   0     0.0     0.0     0.0     0.0     0.0     0.0
  SU                 151     0.6     2.7     9.5    16.1    21.7    44.1
  XCA                  0     0.0     0.0     0.0     0.0     0.0     0.0
  XS                   3     0.6     2.8     8.0     8.0     8.0     8.0
  Other                0     0.0     0.0     0.0     0.0     0.0     0.0
  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                 48     0.0     0.0     0.1     0.1     0.1     0.2
  MED PA               0     0.0     0.0     0.0     0.0     0.0     0.0
  MED SU             151     0.0     0.0     0.1     0.3     0.4     0.7
  MED XS              17     0.0     0.0     0.0     0.1     0.2     0.2
  MED TN               0     0.0     0.0     0.0     0.0     0.0     0.0
  MED XJ               4     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)