MELVYL SYSTEM TELNET RESPONSE TIME
                 Time period: 05/01/02 through 05/31/02


1.0  OVERALL RESPONSE TIME:
___________________________

  For a total of    527,220 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    3.6 seconds.

1.1 BY TIME OF DAY, IN SECONDS:
_______________________________
                                    All commands completed in less than*
                    No.      25%     50%     75%     90%     95%     99%
                    ___      ___     ___     ___     ___     ___     ___
  Prime Time      370,818    0.0     0.1     0.2     0.5     1.0     3.6
  (10am-6pm)

  Non-Prime Time  156,402    0.0     0.1     0.2     0.5     0.9     3.8
  (6pm-10am)


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

    12-2am         8,059     0.0     0.1     0.2     0.5     0.9     3.4
    2-4am          7,367     0.0     0.1     0.3     0.6     1.0     9.9
    4-6am          5,217     0.0     0.1     0.2     0.4     0.8     3.4
    6-8am         12,882     0.0     0.1     0.2     0.5     0.8     3.5
    8-10am        61,074     0.0     0.1     0.2     0.5     0.9     3.6
    10-12am       99,321     0.0     0.1     0.2     0.5     1.0     3.7
    12-2pm        93,739     0.0     0.1     0.2     0.5     0.9     3.2
    2-4pm        105,211     0.0     0.1     0.2     0.5     0.9     3.5
    4-6pm         72,547     0.0     0.1     0.2     0.5     0.9     4.0
    6-8pm         27,589     0.0     0.1     0.2     0.5     0.9     4.1
    8-10pm        18,397     0.0     0.1     0.2     0.4     0.9     3.3
    10-12pm       15,817     0.0     0.1     0.2     0.5     0.9     4.6

* 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           196,222     0.0     0.1     0.3     1.0     1.8     8.4
  DISPLAY        300,399     0.1     0.1     0.2     0.4     0.6     1.3
  BROWSE             514     0.3     1.0     3.2     6.7     9.4    21.9
  SELECT             118     0.0     0.0     0.0     0.0     0.1     0.4
  HELP             4,958     0.0     0.0     0.0     0.0     0.0    31.4
  EXPLAIN          4,880     0.0     0.0     0.0     0.0     0.0     0.1
  SET             19,424     0.0     0.0     0.0     0.0     0.9     4.4
  SHOW             1,326     0.0     0.0     0.0     0.0     0.0     0.1
  LOGON           46,523     3.1     6.8    13.0    24.7    44.2   586.7
  LOGOFF           2,308     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              17,994     0.0     0.1     0.1     0.3     0.4     1.3
  CA               1,203     0.1     0.1     0.4     0.8     1.3     7.8
  AU               4,431     0.0     0.1     0.1     0.3     0.6     1.7
  TW              27,349     0.1     0.3     0.7     1.7     2.9    18.4
  SU               5,377     0.0     0.1     0.4     1.1     2.0     4.4
  XCA                 23     0.0     0.1     0.1     0.3     0.3     2.8
  XT              18,295     0.0     0.0     0.1     0.1     0.1     0.2
  XS                 440     0.0     0.1     0.2     0.6     0.9     2.1
  TI->XT           3,480     0.0     0.0     0.1     0.1     0.1     0.2
  TI->TW           2,961     0.1     0.2     0.6     1.3     1.8     5.3
  Catalog Other    6,872     0.0     0.1     0.4     1.2     1.9     4.3
  TEN PA           1,569     0.3     0.7     2.8    11.8    24.6    42.3
  TEN CA             227     0.2     0.2     0.3     0.6     0.6     1.2
  TEN AU               0     0.0     0.0     0.0     0.0     0.0     0.0
  TEN TW             151     0.1     0.2     0.3     0.4     0.7     1.5
  TEN SU             814     0.3     0.5     0.7     1.0     1.7     7.4
  TEN XCA              0     0.0     0.0     0.0     0.0     0.0     0.0
  TEN XT               2     0.3     0.5     0.6     0.6     0.6     0.6
  TEN XS               0     0.0     0.0     0.0     0.0     0.0     0.0
  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          453     0.2     0.3     0.4     0.8     1.9    16.6
  COMMENT          1,444     0.3     0.4     0.7     1.5     2.4    13.4
  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               3     0.2     0.2     6.4     6.4     6.4     6.4
  MED SW               0     0.0     0.0     0.0     0.0     0.0     0.0
  MED SU               9     0.2     0.3     0.5     0.6     0.6     0.6
  MED MSU              3     0.1     0.4     1.2     1.2     1.2     1.2
  MED XS               0     0.0     0.0     0.0     0.0     0.0     0.0
  MED MXS            102     0.2     0.3     0.3     0.4     0.5     0.9
  MED XT               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
  MED MTN             55     0.4     1.5     5.0    11.6    27.3    63.0
  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              31,343     0.0     0.1     0.3     0.7     0.9     1.6
  XPE             10,590     0.0     0.0     0.0     0.1     0.1     0.2
  PE PA               41     0.0     0.0     0.1     0.1     0.1     6.5
  PE CA              136     0.1     0.2     0.3     0.5     0.7     1.2
  PE XC               11     0.1     0.1     0.2     0.2     0.2     0.2
  PE SU              123     0.0     0.1     0.4     0.9     1.2     2.0
  PE XS                8     0.1     0.1     0.2     0.5     0.5     0.5
  PE SE               33     0.1     0.1     0.1     0.1     0.2     0.2
  PE XSE               1     0.1     0.1     0.1     0.1     0.1     0.1
  PE CODEN             4     0.0     0.0     0.0     0.0     0.0     0.0
  PE ISSN          3,264     0.0     0.0     0.0     0.0     0.0     0.1
  PE LCCN              7     0.0     0.0     0.0     0.0     0.0     0.0
  PE ISBN              9     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               16     0.0     0.0     0.1     0.1     0.1     0.1
  PE Other             9     0.1     0.1     0.1     0.7     0.7     0.7
  Multi           11,007     0.2     0.5     1.3     3.5     7.4    29.5


  BROWSEs, by index, in seconds
                                    Commands completed in less than:
                    No.      25%     50%     75%     90%     95%     99%
                    ___      ___     ___     ___     ___     ___     ___
  PA                  52     0.2     0.3     1.1     3.9     7.6    19.8
  CA                   2     0.6     1.2     1.8     1.8     1.8     1.8
  SU                 344     0.5     1.4     4.2     7.6    10.5    22.3
  XCA                  0     0.0     0.0     0.0     0.0     0.0     0.0
  XS                  50     0.4     1.5     3.6     7.1     9.8    31.0
  Other               11     0.5     0.6     3.0     4.5     4.7     4.7
  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)