MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS
Time period: 07/28/01 through 08/03/01
1.0 SUMMARY STATISTICS
_______________________
Per hour usage:
Time Searches Records Presented
_______________ _____________ _________________
12-2 a.m. 45 122
2-4 a.m. 8 0
4-6 a.m. 0 0
6-8 a.m. 14 17
8-10 a.m. 102 962
10-12 a.m. 261 1,974
12-2 p.m. 275 3,536
2-4 p.m. 410 4,234
4-6 p.m. 340 2,996
6-8 p.m. 147 1,082
8-10 p.m. 100 724
10-12 p.m. 51 474
__________ _____________ _________________
Total: 1,753 16,121
1.1 SEARCH commands
____________________
Zero results may indicate no access to the database
Number of SEARCH commands issued by location:
Location Total
________ _____
Berkeley 5
Davis 1
Irvine 0
Los Angeles 49
Riverside 2
San Diego 7
San Francisco 5
Santa Barbara 0
Santa Cruz 0
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 0
Searchlight 733
Other - UC 944
Other-Network UC 7
_____
1,753
1.2 Records Presented
______________________
Zero results may indicate no access to the database
Number of Records Presented by location:
Location Total
________ _____
Berkeley 73
Davis 0
Irvine 0
Los Angeles 49
Riverside 0
San Diego 0
San Francisco 54
Santa Barbara 0
Santa Cruz 0
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 0
Searchlight 0
Other - UC 15,815
Other-Network UC 130
_____
16,121
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 1.9
Present response time from receipt of present request
DLA until transmission of a present response:
Average in seconds 0.3
Standard deviation in seconds 0.4
2.0 NEWSPAPER ARTICLES Database Detailed Statistics
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Median session length (minutes:seconds) 0:04
Average session length (minutes:seconds) 7:01
Longest session recorded (minutes:seconds) 100:49
Average number of searches completed per session 0.0
Retrievals per search - median 2.0
Retrievals per search - average 417.4
Retrievals per search - standard deviation 4329.7
Percent of searches completed with 0 results 40.8%
Percent of searches entered that are long 0.2%
Percent of long searches completed
(includes partial results) 100%
Commands entered, by type, excluding errors:
Total Percentage
__________ __________
SEARCH 1,753 27.1%
PRESENT 3,583 55.4%
INIT or CLOSE 1,129 17.4%
OTHER 4 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 116 4.9% 66 56.9% 11 184.6 418.0
TITLE WORD 128 5.4% 57 44.5% 8 155.4 632.5
EXACT TITLE 28 1.2% 20 71.4% 1 8.0 19.8
JOURNAL TITLE 11 0.5% 8 72.7% 54 548.3 902.5
EXACT JOURNAL 152 6.5% 16 10.5% 23 56.9 123.4
SUBJECT WORD 208 8.8% 57 27.4% 22 86.8 358.0
EXACT SUBJECT 41 1.7% 9 21.9% 9 33.7 57.7
KEYWORD 1,329 56.5% 570 42.9% 13 919.6 6542.6
DATE 200 8.5% 55 27.5% 23 46.2 88.0
ADDED SINCE 35 1.5% 25 71.4% 4 7.4 7.7
PUB TYPE 9 0.4% 5 55.6% 3 2.5 1.3
SUBFILE 1 0.0% 0 0.0% 4 4.0 0.0
ID 0 0.0% 0 0.0% 0 0.0 0.0
ISSN 1 0.0% 1 100% 0 0.0 0.0
SIC 0 0.0% 0 0.0% 0 0.0 0.0
ILLUS 2 0.1% 2 100% 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 87 3.7% 33 37.9% 9 1015.4 5278.3
Other indexes 3 0.1% 3 100% 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 397 22.6% 158 39.8% 16 272.6 2526.9
Single 1,356 77.4% 558 41.1% 14 835.3 6242.1
PRESENT commands, by type:
MARC 48.9%
OPAC 27.8%
SNWmm/dd srv.news MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS (