MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS
Time period: 08/04/01 through 08/10/01
1.0 SUMMARY STATISTICS
_______________________
Per hour usage:
Time Searches Records Presented
_______________ _____________ _________________
12-2 a.m. 52 151
2-4 a.m. 8 28
4-6 a.m. 5 0
6-8 a.m. 19 21
8-10 a.m. 149 659
10-12 a.m. 322 1,811
12-2 p.m. 319 3,158
2-4 p.m. 440 4,457
4-6 p.m. 308 3,429
6-8 p.m. 98 1,033
8-10 p.m. 74 844
10-12 p.m. 54 778
__________ _____________ _________________
Total: 1,848 16,369
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 22
Irvine 0
Los Angeles 164
Riverside 2
San Diego 0
San Francisco 1
Santa Barbara 0
Santa Cruz 0
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 0
Searchlight 664
Other - UC 986
Other-Network UC 9
_____
1,848
1.2 Records Presented
______________________
Zero results may indicate no access to the database
Number of Records Presented by location:
Location Total
________ _____
Berkeley 0
Davis 3
Irvine 0
Los Angeles 14
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 16,351
Other-Network UC 1
_____
16,369
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 3.0
Present response time from receipt of present request
DLA until transmission of a present response:
Average in seconds 0.3
Standard deviation in seconds 0.5
2.0 NEWSPAPER ARTICLES Database Detailed Statistics
_________________________________________
Median session length (minutes:seconds) 0:06
Average session length (minutes:seconds) 7:13
Longest session recorded (minutes:seconds) 140:27
Average number of searches completed per session 0.0
Retrievals per search - median 1.0
Retrievals per search - average 723.3
Retrievals per search - standard deviation 7612.1
Percent of searches completed with 0 results 47.3%
Percent of searches entered that are long 0.1%
Percent of long searches completed
(includes partial results) 100%
Commands entered, by type, excluding errors:
Total Percentage
__________ __________
SEARCH 1,848 29.9%
PRESENT 3,128 50.5%
INIT or CLOSE 1,211 19.6%
OTHER 1 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 235 9.6% 211 89.8% 7 255.1 624.7
TITLE WORD 223 9.1% 145 65.0% 10 723.4 4193.8
EXACT TITLE 13 0.5% 5 38.5% 88 151.3 159.5
JOURNAL TITLE 0 0.0% 0 0.0% 0 0.0 0.0
EXACT JOURNAL 49 2.0% 11 22.4% 19 268.5 929.5
SUBJECT WORD 108 4.4% 59 54.6% 15 127.9 376.1
EXACT SUBJECT 52 2.1% 16 30.8% 21 202.2 794.6
KEYWORD 1,479 60.2% 673 45.5% 18 1563.2 11398.2
DATE 149 6.1% 89 59.7% 14 56.1 125.1
ADDED SINCE 48 2.0% 37 77.1% 2 7.5 10.3
PUB TYPE 12 0.5% 5 41.7% 9 30.0 57.0
SUBFILE 1 0.0% 1 100% 0 0.0 0.0
ID 2 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 86 3.5% 24 27.9% 22 2710.3 12630.9
Other indexes 1 0.0% 1 100% 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 421 22.8% 267 63.4% 13 1132.0 8082.4
Single 1,427 77.2% 608 42.6% 20 1419.1 10841.7
PRESENT commands, by type:
MARC 46.9%
OPAC 29.3%
SNWmm/dd srv.news MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS (