MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS
Time period: 02/09/02 through 02/15/02
1.0 SUMMARY STATISTICS
_______________________
Per hour usage:
Time Searches Records Presented
_______________ _____________ _________________
12-2 a.m. 129 858
2-4 a.m. 43 153
4-6 a.m. 29 23
6-8 a.m. 27 83
8-10 a.m. 221 2,415
10-12 a.m. 530 5,663
12-2 p.m. 659 4,738
2-4 p.m. 754 7,510
4-6 p.m. 627 10,734
6-8 p.m. 373 5,037
8-10 p.m. 268 4,623
10-12 p.m. 162 2,232
__________ _____________ _________________
Total: 3,822 44,069
1.1 SEARCH commands
____________________
Zero results may indicate no access to the database
Number of SEARCH commands issued by location:
Location Total
________ _____
Berkeley 1
Davis 2
Irvine 0
Los Angeles 12
Riverside 0
San Diego 0
San Francisco 0
Santa Barbara 0
Santa Cruz 0
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 1,822
Searchlight 1,763
Other - UC 221
Other-Network UC 1
_____
3,822
1.2 Records Presented
______________________
Zero results may indicate no access to the database
Number of Records Presented by location:
Location Total
________ _____
Berkeley 0
Davis 2
Irvine 0
Los Angeles 94
Riverside 0
San Diego 0
San Francisco 0
Santa Barbara 0
Santa Cruz 0
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 43,623
Searchlight 18
Other - UC 256
Other-Network UC 76
_____
44,069
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 0.7
Present response time from receipt of present request
DLA until transmission of a present response:
Average in seconds 0.2
Standard deviation in seconds 0.3
2.0 NEWSPAPER ARTICLES Database Detailed Statistics
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Median session length (minutes:seconds) 0:02
Average session length (minutes:seconds) 7:01
Longest session recorded (minutes:seconds) 122:58
Average number of searches completed per session 0.0
Retrievals per search - median 2.0
Retrievals per search - average 886.9
Retrievals per search - standard deviation 7086.9
Percent of searches completed with 0 results 36.6%
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 3,822 26.1%
PRESENT 8,132 55.5%
INIT or CLOSE 2,671 18.2%
OTHER 21 0.1%
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 83 1.8% 49 59.0% 21 323.9 650.6
TITLE WORD 207 4.4% 85 41.1% 7 55.4 122.0
EXACT TITLE 15 0.3% 13 86.7% 1 1.0 0.0
JOURNAL TITLE 4 0.1% 4 100% 0 0.0 0.0
EXACT JOURNAL 173 3.7% 37 21.4% 12 149.0 534.8
SUBJECT WORD 268 5.7% 157 58.6% 15 1154.4 10352.8
EXACT SUBJECT 135 2.9% 23 17.0% 7 373.5 2299.7
KEYWORD 3,208 68.5% 1,122 35.0% 31 1589.2 9520.9
DATE 167 3.6% 56 33.5% 9 113.5 561.2
ADDED SINCE 33 0.7% 27 81.8% 7 18.5 22.4
PUB TYPE 3 0.1% 2 66.7% 2 2.0 0.0
SUBFILE 9 0.2% 4 44.4% 173 5671.0 12301.2
ID 2 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 1 0.0% 1 100% 0 0.0 0.0
ARTICLE 7 0.1% 7 100% 0 0.0 0.0
ISN 0 0.0% 0 0.0% 0 0.0 0.0
AT 357 7.6% 87 24.4% 26 408.8 1940.9
Other indexes 8 0.2% 7 87.5% 3 3.0 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 665 17.4% 208 31.3% 18 598.5 5470.5
Single 3,157 82.6% 1,190 37.7% 28 1584.3 9466.0
PRESENT commands, by type:
MARC 43.6%
OPAC 36.8%
SNWmm/dd srv.news MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS (