MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS
Time period: 11/24/01 through 11/30/01
1.0 SUMMARY STATISTICS
_______________________
Per hour usage:
Time Searches Records Presented
_______________ _____________ _________________
12-2 a.m. 176 2,252
2-4 a.m. 80 1,027
4-6 a.m. 21 11
6-8 a.m. 28 179
8-10 a.m. 224 2,660
10-12 a.m. 642 7,007
12-2 p.m. 1,082 10,487
2-4 p.m. 1,210 13,183
4-6 p.m. 1,086 13,442
6-8 p.m. 615 6,080
8-10 p.m. 561 6,654
10-12 p.m. 403 5,638
__________ _____________ _________________
Total: 6,128 68,620
1.1 SEARCH commands
____________________
Zero results may indicate no access to the database
Number of SEARCH commands issued by location:
Location Total
________ _____
Berkeley 2
Davis 5
Irvine 0
Los Angeles 8
Riverside 0
San Diego 6
San Francisco 0
Santa Barbara 0
Santa Cruz 0
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 0
Searchlight 2,619
Other - UC 3,480
Other-Network UC 8
_____
6,128
1.2 Records Presented
______________________
Zero results may indicate no access to the database
Number of Records Presented by location:
Location Total
________ _____
Berkeley 0
Davis 28
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 68,498
Other-Network UC 94
_____
68,620
1.3 Response time
__________________
Search response time from receipt of search request
DLA until transmission of search response:
Average in seconds 0.8
Standard deviation in seconds 3.1
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) 8:20
Longest session recorded (minutes:seconds) 124:17
Average number of searches completed per session 0.0
Retrievals per search - median 3.0
Retrievals per search - average 595.0
Retrievals per search - standard deviation 7249.4
Percent of searches completed with 0 results 34.7%
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 6,128 26.5%
PRESENT 13,061 56.5%
INIT or CLOSE 3,922 17.0%
OTHER 19 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 147 2.0% 61 41.5% 8 214.3 513.3
TITLE WORD 422 5.6% 147 34.8% 6 338.3 2211.9
EXACT TITLE 38 0.5% 22 57.9% 1 32.4 95.8
JOURNAL TITLE 5 0.1% 5 100% 0 0.0 0.0
EXACT JOURNAL 144 1.9% 43 29.9% 7 118.5 316.9
SUBJECT WORD 548 7.3% 258 47.1% 24 607.3 3463.8
EXACT SUBJECT 250 3.3% 55 22.0% 16 420.9 2134.5
KEYWORD 4,927 65.8% 1,696 34.4% 21 1017.5 9875.1
DATE 307 4.1% 62 20.2% 16 92.0 403.0
ADDED SINCE 50 0.7% 33 66.0% 18 180.1 430.1
PUB TYPE 22 0.3% 18 81.8% 11 12.8 6.2
SUBFILE 5 0.1% 4 80.0% 195 195.0 0.0
ID 39 0.5% 0 0.0% 1 1.0 0.0
ISSN 2 0.0% 1 50.0% 4 4.0 0.0
SIC 0 0.0% 0 0.0% 0 0.0 0.0
ILLUS 3 0.0% 1 33.3% 198 198.0 4.2
ARTICLE 13 0.2% 4 30.8% 3 18.0 26.9
ISN 0 0.0% 0 0.0% 0 0.0 0.0
AT 558 7.5% 130 23.3% 24 2059.4 20846.2
Other indexes 9 0.1% 7 77.8% 110 109.5 119.5
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 996 16.3% 295 29.6% 18 1292.7 16312.2
Single 5,132 83.7% 1,832 35.7% 18 830.2 6384.2
PRESENT commands, by type:
MARC 46.5%
OPAC 33.1%
SNWmm/dd srv.news MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS (