MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS
Time period: 12/08/01 through 12/14/01
1.0 SUMMARY STATISTICS
_______________________
Per hour usage:
Time Searches Records Presented
_______________ _____________ _________________
12-2 a.m. 83 260
2-4 a.m. 19 91
4-6 a.m. 1 0
6-8 a.m. 15 0
8-10 a.m. 125 705
10-12 a.m. 279 3,149
12-2 p.m. 333 4,100
2-4 p.m. 365 5,182
4-6 p.m. 277 2,220
6-8 p.m. 190 2,560
8-10 p.m. 120 1,064
10-12 p.m. 122 1,045
__________ _____________ _________________
Total: 1,929 20,376
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 1
Irvine 0
Los Angeles 3
Riverside 0
San Diego 5
San Francisco 0
Santa Barbara 0
Santa Cruz 0
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 0
Searchlight 1,001
Other - UC 907
Other-Network UC 12
_____
1,929
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 0
Santa Cruz 0
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 0
Searchlight 0
Other - UC 20,367
Other-Network UC 9
_____
20,376
1.3 Response time
__________________
Search response time from receipt of search request
DLA until transmission of search response:
Average in seconds 0.5
Standard deviation in seconds 1.5
Present response time from receipt of present request
DLA until transmission of a present response:
Average in seconds 0.3
Standard deviation in seconds 0.4
2.0 NEWSPAPER ARTICLES Database Detailed Statistics
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Median session length (minutes:seconds) 0:03
Average session length (minutes:seconds) 6:10
Longest session recorded (minutes:seconds) 113:52
Average number of searches completed per session 0.0
Retrievals per search - median 2.0
Retrievals per search - average 901.9
Retrievals per search - standard deviation 6145.3
Percent of searches completed with 0 results 42.2%
Percent of searches entered that are long 0.0%
Percent of long searches completed
(includes partial results) 0.0%
Commands entered, by type, excluding errors:
Total Percentage
__________ __________
SEARCH 1,929 27.0%
PRESENT 3,770 52.8%
INIT or CLOSE 1,433 20.1%
OTHER 2 0.0%
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 74 3.3% 32 43.2% 11 140.9 295.9
TITLE WORD 133 5.9% 50 37.6% 8 101.0 228.6
EXACT TITLE 8 0.4% 4 50.0% 1 1.0 0.0
JOURNAL TITLE 5 0.2% 5 100% 0 0.0 0.0
EXACT JOURNAL 57 2.5% 20 35.1% 7 62.7 98.0
SUBJECT WORD 100 4.4% 54 54.0% 22 374.2 1707.7
EXACT SUBJECT 64 2.8% 15 23.4% 4 41.6 92.9
KEYWORD 1,584 70.1% 679 42.9% 19 1885.3 8863.1
DATE 70 3.1% 18 25.7% 11 58.4 126.0
ADDED SINCE 28 1.2% 25 89.3% 2 13.3 20.5
PUB TYPE 12 0.5% 7 58.3% 7 12.8 13.6
SUBFILE 3 0.1% 3 100% 0 0.0 0.0
ID 6 0.3% 0 0.0% 1 1.0 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 1 0.0% 0 0.0% 46 46.0 0.0
ISN 0 0.0% 0 0.0% 0 0.0 0.0
AT 113 5.0% 29 25.7% 28 298.8 1293.1
Other indexes 1 0.0% 1 100% 0 0.0 0.0
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 236 12.2% 88 37.3% 16 194.4 982.3
Single 1,693 87.8% 726 42.9% 17 1769.3 8585.4
PRESENT commands, by type:
MARC 45.2%
OPAC 31.0%
SNWmm/dd srv.news MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS (