MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS
Time period: 12/29/01 through 01/04/02
1.0 SUMMARY STATISTICS
_______________________
Per hour usage:
Time Searches Records Presented
_______________ _____________ _________________
12-2 a.m. 25 12
2-4 a.m. 41 85
4-6 a.m. 37 0
6-8 a.m. 81 0
8-10 a.m. 90 262
10-12 a.m. 135 1,263
12-2 p.m. 100 2,453
2-4 p.m. 114 1,484
4-6 p.m. 108 1,005
6-8 p.m. 55 222
8-10 p.m. 30 85
10-12 p.m. 41 76
__________ _____________ _________________
Total: 857 6,947
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 0
Riverside 0
San Diego 296
San Francisco 0
Santa Barbara 0
Santa Cruz 0
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 0
Searchlight 334
Other - UC 195
Other-Network UC 31
_____
857
1.2 Records Presented
______________________
Zero results may indicate no access to the database
Number of Records Presented by location:
Location Total
________ _____
Berkeley 6
Davis 0
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 6,883
Other-Network UC 58
_____
6,947
1.3 Response time
__________________
Search response time from receipt of search request
DLA until transmission of search response:
Average in seconds 0.3
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) 0:01
Average session length (minutes:seconds) 2:41
Longest session recorded (minutes:seconds) 112:08
Average number of searches completed per session 0.0
Retrievals per search - median 5.0
Retrievals per search - average 2603.8
Retrievals per search - standard deviation 18130
Percent of searches completed with 0 results 37.6%
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 857 30.7%
PRESENT 1,184 42.5%
INIT or CLOSE 746 26.8%
OTHER 0 0.0%
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 37 3.9% 28 75.7% 11 332.2 833.3
TITLE WORD 67 7.0% 29 43.3% 8 623.4 2161.4
EXACT TITLE 12 1.3% 12 100% 0 0.0 0.0
JOURNAL TITLE 0 0.0% 0 0.0% 0 0.0 0.0
EXACT JOURNAL 14 1.5% 7 50.0% 14 426.9 933.2
SUBJECT WORD 29 3.0% 21 72.4% 101 189.6 207.1
EXACT SUBJECT 13 1.4% 5 38.5% 9 113.8 229.0
KEYWORD 712 74.2% 235 33.0% 68 4619.8 24114.1
DATE 25 2.6% 12 48.0% 13 49.5 63.1
ADDED SINCE 26 2.7% 25 96.2% 1 1.0 0.0
PUB TYPE 4 0.4% 3 75.0% 2 2.0 0.0
SUBFILE 2 0.2% 2 100% 0 0.0 0.0
ID 0 0.0% 0 0.0% 0 0.0 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 16 1.7% 5 31.3% 56 396.1 964.2
Other indexes 2 0.2% 0 0.0% 9 9.0 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 76 8.9% 45 59.2% 35 293.4 718.4
Single 781 91.1% 277 35.5% 63 4409.4 23481.6
PRESENT commands, by type:
MARC 49.0%
OPAC 38.9%
SNWmm/dd srv.news MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS (