MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS
Time period: 08/25/01 through 08/31/01
1.0 SUMMARY STATISTICS
_______________________
Per hour usage:
Time Searches Records Presented
_______________ _____________ _________________
12-2 a.m. 51 85
2-4 a.m. 9 52
4-6 a.m. 1 3
6-8 a.m. 17 486
8-10 a.m. 114 3,475
10-12 a.m. 238 1,516
12-2 p.m. 285 1,950
2-4 p.m. 388 2,220
4-6 p.m. 556 1,510
6-8 p.m. 248 1,152
8-10 p.m. 68 542
10-12 p.m. 169 439
__________ _____________ _________________
Total: 2,144 13,430
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 5
Irvine 0
Los Angeles 7
Riverside 0
San Diego 0
San Francisco 0
Santa Barbara 1
Santa Cruz 0
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 0
Searchlight 681
Other - UC 1,450
Other-Network UC 0
_____
2,144
1.2 Records Presented
______________________
Zero results may indicate no access to the database
Number of Records Presented by location:
Location Total
________ _____
Berkeley 0
Davis 76
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 13,354
Other-Network UC 0
_____
13,430
1.3 Response time
__________________
Search response time from receipt of search request
DLA until transmission of search response:
Average in seconds 0.7
Standard deviation in seconds 2.0
Present response time from receipt of present request
DLA until transmission of a present response:
Average in seconds 0.3
Standard deviation in seconds 0.5
2.0 NEWSPAPER ARTICLES Database Detailed Statistics
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Median session length (minutes:seconds) 0:04
Average session length (minutes:seconds) 6:58
Longest session recorded (minutes:seconds) 192:58
Average number of searches completed per session 0.0
Retrievals per search - median 2.0
Retrievals per search - average 200.7
Retrievals per search - standard deviation 2400.2
Percent of searches completed with 0 results 36.8%
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 2,144 37.3%
PRESENT 2,622 45.6%
INIT or CLOSE 976 17.0%
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 108 2.6% 41 38.0% 28 387.0 695.1
TITLE WORD 136 3.2% 45 33.1% 7 516.9 2649.9
EXACT TITLE 12 0.3% 8 66.7% 54 51.0 52.1
JOURNAL TITLE 0 0.0% 0 0.0% 0 0.0 0.0
EXACT JOURNAL 835 19.8% 169 20.2% 4 51.9 727.3
SUBJECT WORD 893 21.1% 215 24.1% 5 24.2 107.7
EXACT SUBJECT 34 0.8% 8 23.5% 7 48.5 95.3
KEYWORD 1,218 28.8% 570 46.8% 8 525.7 4224.5
DATE 852 20.2% 182 21.4% 4 22.5 100.3
ADDED SINCE 40 0.9% 27 67.5% 1 5.8 6.9
PUB TYPE 13 0.3% 10 76.9% 11 8.0 6.1
SUBFILE 3 0.1% 2 66.7% 1 1.0 0.0
ID 1 0.0% 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 0 0.0% 0 0.0% 0 0.0 0.0
ISN 0 0.0% 0 0.0% 0 0.0 0.0
AT 78 1.8% 23 29.5% 18 205.6 742.9
Other indexes 0 0.0% 0 0.0% 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 1,029 48.0% 260 25.3% 5 61.2 706.1
Single 1,115 52.0% 528 47.4% 16 652.7 4486.7
PRESENT commands, by type:
MARC 47.5%
OPAC 33.9%
SNWmm/dd srv.news MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS (