MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS
Time period: 03/24/01 through 03/30/01
1.0 SUMMARY STATISTICS
_______________________
Per hour usage:
Time Searches Records Presented
_______________ _____________ _________________
12-2 a.m. 45 111
2-4 a.m. 13 263
4-6 a.m. 8 0
6-8 a.m. 9 25
8-10 a.m. 104 666
10-12 a.m. 199 2,542
12-2 p.m. 281 3,042
2-4 p.m. 281 2,616
4-6 p.m. 249 2,224
6-8 p.m. 114 1,499
8-10 p.m. 61 753
10-12 p.m. 35 369
__________ _____________ _________________
Total: 1,399 14,110
1.1 SEARCH commands
____________________
Zero results may indicate no access to the database
Number of SEARCH commands issued by location:
Location Total
________ _____
Berkeley 0
Davis 2
Irvine 0
Los Angeles 32
Riverside 0
San Diego 40
San Francisco 0
Santa Barbara 0
Santa Cruz 0
Lawrence Berkeley 0
Lawrence Livermore 1
Los Alamos 0
MELWEB 506
Searchlight 789
Other - UC 25
Other-Network UC 4
_____
1,399
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 0
Riverside 0
San Diego 1
San Francisco 0
Santa Barbara 0
Santa Cruz 0
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 13,716
Searchlight 210
Other - UC 142
Other-Network UC 41
_____
14,110
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 1.3
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) 5:36
Longest session recorded (minutes:seconds) 102:20
Average number of searches completed per session 0.0
Retrievals per search - median 1.0
Retrievals per search - average 954.3
Retrievals per search - standard deviation 12091
Percent of searches completed with 0 results 47.7%
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 1,399 27.8%
PRESENT 2,554 50.8%
INIT or CLOSE 1,072 21.3%
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 104 6.3% 85 81.7% 21 49.3 109.6
TITLE WORD 115 7.0% 61 53.0% 8 149.6 427.9
EXACT TITLE 6 0.4% 3 50.0% 1 32.0 53.7
JOURNAL TITLE 2 0.1% 2 100% 0 0.0 0.0
EXACT JOURNAL 39 2.4% 12 30.8% 24 240.8 616.4
SUBJECT WORD 76 4.6% 47 61.8% 4 1500.6 7465.4
EXACT SUBJECT 35 2.1% 8 22.9% 4 414.3 1080.7
KEYWORD 1,115 68.0% 508 45.6% 20 2094.2 18225.9
DATE 49 3.0% 24 49.0% 21 37.4 47.5
ADDED SINCE 34 2.1% 27 79.4% 2 3.0 2.7
PUB TYPE 1 0.1% 1 100% 0 0.0 0.0
SUBFILE 3 0.2% 3 100% 0 0.0 0.0
ID 4 0.2% 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% 2 100% 0 0.0 0.0
ISN 0 0.0% 0 0.0% 0 0.0 0.0
AT 46 2.8% 11 23.9% 44 1186.4 4375.5
Other indexes 8 0.5% 8 100% 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 193 13.8% 109 56.5% 22 574.3 2870.6
Single 1,206 86.2% 559 46.4% 17 1988.9 17699.2
PRESENT commands, by type:
MARC 43.9%
OPAC 30.0%
SNWmm/dd srv.news MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS (