MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS
Time period: 06/22/02 through 06/28/02
1.0 SUMMARY STATISTICS
_______________________
Per hour usage:
Time Searches Records Presented
_______________ _____________ _________________
12-2 a.m. 36 86
2-4 a.m. 10 86
4-6 a.m. 2 3
6-8 a.m. 14 93
8-10 a.m. 61 595
10-12 a.m. 196 1,198
12-2 p.m. 175 780
2-4 p.m. 170 1,065
4-6 p.m. 224 1,889
6-8 p.m. 101 712
8-10 p.m. 18 103
10-12 p.m. 19 64
__________ _____________ _________________
Total: 1,026 6,674
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 2
Irvine 0
Los Angeles 5
Riverside 0
San Diego 0
San Francisco 5
Santa Barbara 0
Santa Cruz 0
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 342
Searchlight 613
Other - UC 57
Other-Network UC 1
_____
1,026
1.2 Records Presented
______________________
Zero results may indicate no access to the database
Number of Records Presented by location:
Location Total
________ _____
Berkeley 14
Davis 0
Irvine 0
Los Angeles 0
Riverside 0
San Diego 0
San Francisco 23
Santa Barbara 0
Santa Cruz 0
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 6,115
Searchlight 37
Other - UC 485
Other-Network UC 0
_____
6,674
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 1.2
Present response time from receipt of present request
DLA until transmission of a present response:
Average in seconds 0.2
Standard deviation in seconds 0.4
2.0 NEWSPAPER ARTICLES Database Detailed Statistics
_________________________________________
Median session length (minutes:seconds) 0:03
Average session length (minutes:seconds) 4:48
Longest session recorded (minutes:seconds) 77:01
Average number of searches completed per session 0.0
Retrievals per search - median 0.0
Retrievals per search - average 348.3
Retrievals per search - standard deviation 2476.8
Percent of searches completed with 0 results 50.2%
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 1,026 32.0%
PRESENT 1,390 43.4%
INIT or CLOSE 785 24.5%
OTHER 2 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 34 2.8% 17 50.0% 127 194.8 290.2
TITLE WORD 87 7.2% 29 33.3% 11 1124.8 4165.0
EXACT TITLE 11 0.9% 10 90.9% 11 11.0 0.0
JOURNAL TITLE 3 0.2% 3 100% 0 0.0 0.0
EXACT JOURNAL 36 3.0% 12 33.3% 69 312.7 540.9
SUBJECT WORD 65 5.4% 40 61.5% 13 315.2 1313.3
EXACT SUBJECT 15 1.2% 1 6.7% 5 186.2 565.9
KEYWORD 828 68.8% 424 51.2% 15 689.7 3560.1
DATE 58 4.8% 27 46.6% 8 43.2 74.7
ADDED SINCE 23 1.9% 21 91.3% 5 4.5 0.7
PUB TYPE 3 0.2% 3 100% 0 0.0 0.0
SUBFILE 0 0.0% 0 0.0% 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 40 3.3% 8 20.0% 20 860.2 2650.5
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 140 13.6% 56 40.0% 21 435.0 1682.3
Single 886 86.4% 459 51.8% 13 751.2 3728.1
PRESENT commands, by type:
MARC 51.5%
OPAC 33.6%
SNWmm/dd srv.news MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS (