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


1.0  OVERALL RESPONSE TIME:
___________________________

  For a total of  1,166,324 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    0.7 seconds.
     95% completed in less than    1.3 seconds.
     99% completed in less than    4.5 seconds.

1.1 BY TIME OF DAY, IN SECONDS:
_______________________________
                                    All commands completed in less than*
                    No.      25%     50%     75%     90%     95%     99%
                    ___      ___     ___     ___     ___     ___     ___
  Prime Time      810,823    0.0     0.1     0.3     0.7     1.4     4.6
  (10am-6pm)

  Non-Prime Time  355,501    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        14,893     0.0     0.1     0.2     0.5     1.0     3.6
    2-4am         10,961     0.0     0.1     0.2     0.5     1.0     5.0
    4-6am         14,006     0.0     0.1     0.3     0.6     0.8     3.2
    6-8am         27,181     0.0     0.1     0.2     0.7     1.0     4.5
    8-10am       132,805     0.0     0.1     0.2     0.7     1.2     4.2
    10-12am      212,922     0.0     0.1     0.3     0.7     1.4     4.6
    12-2pm       194,432     0.0     0.1     0.3     0.7     1.4     4.7
    2-4pm        237,529     0.0     0.1     0.3     0.8     1.4     4.9
    4-6pm        165,940     0.0     0.1     0.2     0.7     1.2     4.3
    6-8pm         71,049     0.0     0.1     0.2     0.6     1.1     4.2
    8-10pm        52,922     0.0     0.1     0.2     0.6     1.1     4.0
    10-12pm       31,684     0.0     0.1     0.2     0.5     1.0     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           422,139     0.1     0.2     0.5     1.3     2.4     8.0
  DISPLAY        650,115     0.1     0.1     0.3     0.6     0.9     1.9
  BROWSE           2,581     0.0     0.0     1.3     6.7    12.4    28.5
  SELECT             266     0.0     0.0     0.1     0.1     0.2     1.5
  HELP            12,921     0.0     0.0     0.0     0.0     0.0    33.6
  EXPLAIN         12,416     0.0     0.0     0.0     0.0     0.0     0.0
  SET             65,238     0.0     0.0     0.0     0.7     1.1     4.5
  SHOW             3,458     0.0     0.0     0.0     0.0     0.0     0.1
  LOGON           88,903     2.4     5.5    11.6    22.0    35.4   185.6
  LOGOFF           7,214     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              24,351     0.1     0.1     0.3     0.5     1.0     3.7
  CA               2,003     0.1     0.2     0.6     1.4     2.5     6.0
  AU               7,277     0.1     0.2     0.3     0.8     1.5     5.3
  TW              39,014     0.1     0.4     1.1     2.4     3.8    12.4
  SU              11,122     0.1     0.2     0.8     2.3     3.7     9.2
  XCA                 52     0.1     0.2     0.5     0.8     3.0     3.6
  XT              19,862     0.0     0.1     0.1     0.1     0.2     0.4
  XS                 642     0.1     0.1     0.5     1.7     3.3     9.4
  TI->XT           4,246     0.0     0.1     0.1     0.1     0.2     0.3
  TI->TW           3,718     0.1     0.3     0.9     2.3     3.4     8.2
  Catalog Other    8,091     0.0     0.2     0.8     2.3     3.6     8.6
  TEN PA           2,894     0.2     0.4     0.9     2.9     6.9    28.8
  TEN CA              21     0.3     0.4     0.5     0.7     1.2     1.7
  TEN AU               0     0.0     0.0     0.0     0.0     0.0     0.0
  TEN TW              55     0.2     0.3     0.4     0.5     0.6     2.8
  TEN SU           3,904     0.2     0.3     0.5     0.8     1.1     4.1
  TEN XCA              0     0.0     0.0     0.0     0.0     0.0     0.0
  TEN XT               2     0.4     0.4     0.4     0.4     0.4     0.4
  TEN XS              56     0.2     0.2     0.3     0.3     0.5     4.4
  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        3,272     0.2     0.3     0.7     1.5     2.4     7.8
  COMMENT          1,734     0.1     0.3     0.6     1.4     2.7     8.2
  MJO              2,615     0.0     0.1     0.3     1.1     2.3     5.4
  MED PA          17,933     0.0     0.1     0.1     0.2     0.3     1.3
  MED TW           6,984     0.0     0.1     0.3     0.7     1.0     3.6
  MED SW              55     0.0     0.2     1.0     3.2     6.7    11.2
  MED SU           1,675     0.0     0.1     0.7     2.4     4.2     9.8
  MED MSU            164     0.1     0.2     0.9     2.1     3.2     7.0
  MED XS           1,011     0.0     0.1     0.6     1.0     2.1     5.5
  MED MXS          2,569     0.2     0.2     0.3     0.5     0.8     2.8
  MED XT             369     0.0     0.1     0.1     0.1     0.2     0.5
  MED TN              70     0.3     0.4     0.6     0.8     1.3    11.9
  MED XJ           2,195     0.1     0.3     0.5     1.0     1.5     4.8
  MED MTN             39     0.7     2.0     4.3    17.2    38.2    62.8
  MED KW          24,631     0.1     0.2     0.8     2.2     3.6     8.2
  MED DATE         1,778     0.0     0.1     0.5     0.9     1.5     2.8
  MED LANG         1,045     0.0     0.0     0.2     0.7     0.9     1.3
  MED XXS            170     0.2     0.8     2.7     6.4    11.1    40.4
  MED XMXS            62     0.1     0.7     1.5     2.3     3.0     5.5
  MED Other          206     0.0     0.2     0.4     0.6     0.7     1.2
  FINDs, by index, in seconds (continued)

                                    Commands completed in less than:
                    No.      25%     50%     75%     90%     95%     99%
                    ___      ___     ___     ___     ___     ___     ___
  PE              53,236     0.0     0.1     0.3     0.6     0.9     1.6
  XPE             15,553     0.0     0.0     0.0     0.1     0.1     0.2
  PE PA              156     0.0     0.0     0.1     0.1     0.1     0.2
  PE CA              123     0.1     0.2     0.2     0.5     0.6     1.2
  PE XC               10     0.1     0.1     0.2     0.4     0.5     0.5
  PE SU              264     0.0     0.1     0.3     0.6     1.0     2.1
  PE XS                4     0.1     0.2     0.2     0.2     0.2     0.2
  PE SE               56     0.0     0.1     0.1     0.2     0.3     0.4
  PE XSE               1     0.2     0.2     0.2     0.2     0.2     0.2
  PE CODEN             8     0.0     0.0     0.0     0.0     0.0     0.0
  PE ISSN          3,495     0.0     0.0     0.0     0.0     0.0     0.1
  PE LCCN              7     0.0     0.0     0.0     0.1     0.1     0.1
  PE ISBN             16     0.0     0.0     0.0     0.0     0.0     0.0
  PE RN                1     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                6     0.0     0.0     0.0     0.1     0.1     0.1
  PE Other         1,297     0.3     0.4     0.8     1.9     3.6    10.1
  Multi           33,962     0.2     0.5     1.3     3.4     5.9    21.1


  BROWSEs, by index, in seconds
                                    Commands completed in less than:
                    No.      25%     50%     75%     90%     95%     99%
                    ___      ___     ___     ___     ___     ___     ___
  PA                  41     0.4     0.9     2.2     9.3    15.3    18.7
  CA                   2     6.8    12.8    18.8    18.8    18.8    18.8
  SU                 901     0.8     2.0     6.8    14.1    19.7    43.4
  XCA                  0     0.0     0.0     0.0     0.0     0.0     0.0
  XS                  69     0.5     1.2     8.4    23.5    35.4    58.4
  Other                6     2.5     5.5     7.9    13.7    13.7    13.7
  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                185     0.0     0.0     0.0     0.1     0.1     0.2
  MED PA              84     0.0     0.0     0.0     0.0     0.0     0.1
  MED SU           1,045     0.0     0.0     0.0     0.1     0.1     1.7
  MED XS             101     0.0     0.0     0.0     0.0     0.1     0.1
  MED TN               1     0.0     0.0     0.0     0.0     0.0     0.0
  MED XJ              32     0.0     0.0     0.0     0.1     0.1     0.1
  Multi                2     3.4    20.5    37.5    37.5    37.5    37.5
RTmm/dd  rt       MELVYL SYSTEM TELNET RESPONSE TIME (weekly)