MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS
Time period: 06/15/02 through 06/21/02
1.0 SUMMARY STATISTICS
_______________________
Per hour usage:
Time Searches Records Presented
_______________ _____________ _________________
12-2 a.m. 40 27
2-4 a.m. 0 0
4-6 a.m. 6 31
6-8 a.m. 12 0
8-10 a.m. 50 572
10-12 a.m. 143 3,732
12-2 p.m. 146 4,293
2-4 p.m. 248 5,578
4-6 p.m. 126 1,281
6-8 p.m. 33 331
8-10 p.m. 24 378
10-12 p.m. 20 116
__________ _____________ _________________
Total: 848 16,339
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 0
Irvine 0
Los Angeles 5
Riverside 0
San Diego 9
San Francisco 3
Santa Barbara 5
Santa Cruz 1
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 303
Searchlight 510
Other - UC 11
Other-Network UC 0
_____
848
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 10
Riverside 0
San Diego 66
San Francisco 113
Santa Barbara 48
Santa Cruz 85
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 15,984
Searchlight 9
Other - UC 24
Other-Network UC 0
_____
16,339
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 0.2
2.0 NEWSPAPER ARTICLES Database Detailed Statistics
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Median session length (minutes:seconds) 0:04
Average session length (minutes:seconds) 6:04
Longest session recorded (minutes:seconds) 147:56
Average number of searches completed per session 0.0
Retrievals per search - median 0.0
Retrievals per search - average 622.8
Retrievals per search - standard deviation 6030.4
Percent of searches completed with 0 results 51.1%
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 848 19.0%
PRESENT 2,938 65.8%
INIT or CLOSE 676 15.1%
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 64 6.4% 28 43.8% 16 164.0 339.1
TITLE WORD 76 7.6% 32 42.1% 7 235.8 483.0
EXACT TITLE 5 0.5% 4 80.0% 18 18.0 0.0
JOURNAL TITLE 3 0.3% 3 100% 0 0.0 0.0
EXACT JOURNAL 47 4.7% 19 40.4% 12 89.4 194.0
SUBJECT WORD 52 5.2% 31 59.6% 5 44.2 73.3
EXACT SUBJECT 8 0.8% 1 12.5% 14 22.6 25.4
KEYWORD 655 65.7% 339 51.8% 26 1616.8 9805.7
DATE 41 4.1% 19 46.3% 15 70.0 146.9
ADDED SINCE 27 2.7% 24 88.9% 4 5.0 3.6
PUB TYPE 0 0.0% 0 0.0% 0 0.0 0.0
SUBFILE 0 0.0% 0 0.0% 0 0.0 0.0
ID 1 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 0 0.0% 0 0.0% 0 0.0 0.0
ISN 0 0.0% 0 0.0% 0 0.0 0.0
AT 18 1.8% 8 44.4% 17 282.6 720.4
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 106 12.5% 56 52.8% 15 128.2 361.5
Single 742 87.5% 377 50.8% 25 1429.5 9135.4
PRESENT commands, by type:
MARC 41.6%
OPAC 33.5%
SNWmm/dd srv.news MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS (