MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS
Time period: 08/18/01 through 08/24/01
1.0 SUMMARY STATISTICS
_______________________
Per hour usage:
Time Searches Records Presented
_______________ _____________ _________________
12-2 a.m. 55 164
2-4 a.m. 14 37
4-6 a.m. 0 0
6-8 a.m. 15 39
8-10 a.m. 95 810
10-12 a.m. 234 2,218
12-2 p.m. 291 2,684
2-4 p.m. 281 1,076
4-6 p.m. 207 1,781
6-8 p.m. 110 1,094
8-10 p.m. 30 79
10-12 p.m. 41 240
__________ _____________ _________________
Total: 1,373 10,222
1.1 SEARCH commands
____________________
Zero results may indicate no access to the database
Number of SEARCH commands issued by location:
Location Total
________ _____
Berkeley 4
Davis 10
Irvine 2
Los Angeles 109
Riverside 0
San Diego 12
San Francisco 1
Santa Barbara 0
Santa Cruz 0
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 11
Searchlight 593
Other - UC 621
Other-Network UC 10
_____
1,373
1.2 Records Presented
______________________
Zero results may indicate no access to the database
Number of Records Presented by location:
Location Total
________ _____
Berkeley 173
Davis 6
Irvine 34
Los Angeles 2
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 9,995
Other-Network UC 12
_____
10,222
1.3 Response time
__________________
Search response time from receipt of search request
DLA until transmission of search response:
Average in seconds 0.6
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 0.6
2.0 NEWSPAPER ARTICLES Database Detailed Statistics
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Median session length (minutes:seconds) 0:04
Average session length (minutes:seconds) 6:09
Longest session recorded (minutes:seconds) 104:13
Average number of searches completed per session 0.0
Retrievals per search - median 1.0
Retrievals per search - average 852.5
Retrievals per search - standard deviation 8656.2
Percent of searches completed with 0 results 47.6%
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 1,373 29.7%
PRESENT 2,236 48.4%
INIT or CLOSE 1,007 21.8%
OTHER 3 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 172 9.2% 150 87.2% 7 268.5 973.1
TITLE WORD 205 11.0% 141 68.8% 8 1208.1 4812.4
EXACT TITLE 7 0.4% 4 57.1% 1 3.0 3.5
JOURNAL TITLE 5 0.3% 2 40.0% 20 46972.7 81329.6
EXACT JOURNAL 49 2.6% 10 20.4% 5 395.1 1374.3
SUBJECT WORD 112 6.0% 53 47.3% 5 375.8 1650.6
EXACT SUBJECT 48 2.6% 16 33.3% 7 40.0 83.7
KEYWORD 981 52.5% 422 43.0% 15 1678.5 12032.2
DATE 156 8.4% 112 71.8% 5 49.8 154.0
ADDED SINCE 35 1.9% 28 80.0% 4 14.9 30.1
PUB TYPE 2 0.1% 2 100% 0 0.0 0.0
SUBFILE 2 0.1% 2 100% 0 0.0 0.0
ID 2 0.1% 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 2 0.1% 0 0.0% 2 1.5 0.7
ISN 0 0.0% 0 0.0% 0 0.0 0.0
AT 89 4.8% 20 22.5% 11 515.1 2017.1
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 308 22.4% 180 58.4% 7 350.4 1621.8
Single 1,065 77.6% 473 44.4% 14 1901.3 13093.0
PRESENT commands, by type:
MARC 47.1%
OPAC 35.6%
SNWmm/dd srv.news MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS (