MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS
Time period: 06/01/02 through 06/07/02
1.0 SUMMARY STATISTICS
_______________________
Per hour usage:
Time Searches Records Presented
_______________ _____________ _________________
12-2 a.m. 102 582
2-4 a.m. 42 302
4-6 a.m. 18 161
6-8 a.m. 27 26
8-10 a.m. 85 551
10-12 a.m. 302 2,472
12-2 p.m. 435 3,531
2-4 p.m. 628 5,682
4-6 p.m. 483 5,974
6-8 p.m. 287 15,609
8-10 p.m. 261 1,602
10-12 p.m. 199 2,256
__________ _____________ _________________
Total: 2,869 38,748
1.1 SEARCH commands
____________________
Zero results may indicate no access to the database
Number of SEARCH commands issued by location:
Location Total
________ _____
Berkeley 0
Davis 9
Irvine 0
Los Angeles 2
Riverside 0
San Diego 0
San Francisco 0
Santa Barbara 5
Santa Cruz 0
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 1,396
Searchlight 1,443
Other - UC 14
Other-Network UC 0
_____
2,869
1.2 Records Presented
______________________
Zero results may indicate no access to the database
Number of Records Presented by location:
Location Total
________ _____
Berkeley 0
Davis 0
Irvine 0
Los Angeles 0
Riverside 0
San Diego 0
San Francisco 0
Santa Barbara 41
Santa Cruz 0
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 38,490
Searchlight 6
Other - UC 211
Other-Network UC 0
_____
38,748
1.3 Response time
__________________
Search response time from receipt of search request
DLA until transmission of search response:
Average in seconds 0.4
Standard deviation in seconds 0.8
Present response time from receipt of present request
DLA until transmission of a present response:
Average in seconds 0.2
Standard deviation in seconds 0.2
2.0 NEWSPAPER ARTICLES Database Detailed Statistics
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Median session length (minutes:seconds) 0:04
Average session length (minutes:seconds) 7:09
Longest session recorded (minutes:seconds) 72:59
Average number of searches completed per session 0.0
Retrievals per search - median 2.0
Retrievals per search - average 342.2
Retrievals per search - standard deviation 3396.3
Percent of searches completed with 0 results 39.0%
Percent of searches entered that are long 0.1%
Percent of long searches completed
(includes partial results) 100%
Commands entered, by type, excluding errors:
Total Percentage
__________ __________
SEARCH 2,869 23.9%
PRESENT 6,593 55.0%
INIT or CLOSE 2,014 16.8%
OTHER 505 4.2%
SEARCHes completed: RETRIEVALS PER NON-
TOTAL ZERO RESULTS ZERO RESULT SEARCHES
_____________ ______________ ______________________
% of % of
all all for Std.
No. SEARCHes No. Index Median Avg. Dev.
______ _________ ______ _______ ______ __________ _______
By index:
PERSONAL AUTHOR 117 3.3% 52 44.4% 9 323.5 698.5
TITLE WORD 185 5.3% 78 42.2% 11 302.1 1870.5
EXACT TITLE 28 0.8% 16 57.1% 1 1.0 0.0
JOURNAL TITLE 3 0.1% 3 100% 0 0.0 0.0
EXACT JOURNAL 87 2.5% 30 34.5% 12 965.1 2512.0
SUBJECT WORD 190 5.4% 91 47.9% 18 484.2 1680.4
EXACT SUBJECT 69 2.0% 19 27.5% 5 85.9 249.6
KEYWORD 2,344 67.0% 900 38.4% 18 607.7 4721.2
DATE 120 3.4% 50 41.7% 5 85.7 282.8
ADDED SINCE 33 0.9% 26 78.8% 2 9.1 13.2
PUB TYPE 9 0.3% 7 77.8% 1 1.0 0.0
SUBFILE 2 0.1% 1 50.0% 31 31.0 0.0
ID 0 0.0% 0 0.0% 0 0.0 0.0
ISSN 0 0.0% 0 0.0% 0 0.0 0.0
SIC 0 0.0% 0 0.0% 0 0.0 0.0
ILLUS 0 0.0% 0 0.0% 0 0.0 0.0
ARTICLE 2 0.1% 0 0.0% 1 1.0 0.0
ISN 0 0.0% 0 0.0% 0 0.0 0.0
AT 300 8.6% 78 26.0% 55 561.3 2334.8
Other indexes 11 0.3% 8 72.7% 101 86.0 66.8
RETRIEVALS PER NON-
TOTAL ZERO RESULTS ZERO RESULT SEARCHES
_____________ ______________ ______________________
% of % of
all all for Std.
No. SEARCHes No. Index Median Avg. Dev.
______ _________ ______ _______ ______ __________ _______
By number of indexes:
Multiple 475 16.6% 173 36.4% 34 573.3 2228.7
Single 2,394 83.4% 945 39.5% 14 558.0 4654.7
PRESENT commands, by type:
MARC 50.9%
OPAC 35.3%
SNWmm/dd srv.news MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS (