MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS
Time period: 04/06/02 through 04/12/02
1.0 SUMMARY STATISTICS
_______________________
Per hour usage:
Time Searches Records Presented
_______________ _____________ _________________
12-2 a.m. 95 2,347
2-4 a.m. 29 103
4-6 a.m. 3 0
6-8 a.m. 51 120
8-10 a.m. 115 384
10-12 a.m. 360 2,349
12-2 p.m. 514 3,969
2-4 p.m. 614 5,336
4-6 p.m. 453 3,552
6-8 p.m. 277 3,283
8-10 p.m. 211 4,226
10-12 p.m. 166 1,642
__________ _____________ _________________
Total: 2,888 27,311
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 5
Irvine 0
Los Angeles 1
Riverside 2
San Diego 1
San Francisco 8
Santa Barbara 2
Santa Cruz 2
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 1,151
Searchlight 1,552
Other - UC 164
Other-Network UC 0
_____
2,888
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 2
Riverside 0
San Diego 0
San Francisco 57
Santa Barbara 38
Santa Cruz 0
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 25,791
Searchlight 13
Other - UC 1,410
Other-Network UC 0
_____
27,311
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 0.8
Present response time from receipt of present request
DLA until transmission of a present response:
Average in seconds 0.2
Standard deviation in seconds 0.3
2.0 NEWSPAPER ARTICLES Database Detailed Statistics
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Median session length (minutes:seconds) 0:03
Average session length (minutes:seconds) 6:08
Longest session recorded (minutes:seconds) 105:48
Average number of searches completed per session 0.0
Retrievals per search - median 2.0
Retrievals per search - average 963.4
Retrievals per search - standard deviation 5756.7
Percent of searches completed with 0 results 39.4%
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 2,888 27.9%
PRESENT 5,343 51.5%
INIT or CLOSE 2,125 20.5%
OTHER 9 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 91 2.6% 37 40.7% 9 261.2 536.8
TITLE WORD 248 7.1% 86 34.7% 13 545.4 2122.3
EXACT TITLE 24 0.7% 18 75.0% 1 11.8 23.3
JOURNAL TITLE 1 0.0% 1 100% 0 0.0 0.0
EXACT JOURNAL 84 2.4% 22 26.2% 3 380.1 1659.0
SUBJECT WORD 149 4.3% 86 57.7% 14 375.0 1134.4
EXACT SUBJECT 113 3.3% 24 21.2% 6 77.4 199.3
KEYWORD 2,318 66.8% 926 39.9% 28 1903.5 8151.4
DATE 131 3.8% 50 38.2% 6 51.9 152.6
ADDED SINCE 37 1.1% 29 78.4% 2 7.4 16.0
PUB TYPE 12 0.3% 9 75.0% 2 17.0 26.0
SUBFILE 6 0.2% 4 66.7% 232 231.5 260.9
ID 7 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 1 0.0% 0 0.0% 416 416.0 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 245 7.1% 73 29.8% 48 1992.3 9903.5
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 410 14.2% 144 35.1% 15 1336.2 8008.8
Single 2,478 85.8% 994 40.1% 25 1635.4 7201.7
PRESENT commands, by type:
MARC 43.9%
OPAC 35.6%
SNWmm/dd srv.news MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS (