MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS
Time period: 02/02/02 through 02/08/02
1.0 SUMMARY STATISTICS
_______________________
Per hour usage:
Time Searches Records Presented
_______________ _____________ _________________
12-2 a.m. 128 1,388
2-4 a.m. 41 231
4-6 a.m. 19 50
6-8 a.m. 27 572
8-10 a.m. 191 1,928
10-12 a.m. 610 5,565
12-2 p.m. 735 6,554
2-4 p.m. 858 7,455
4-6 p.m. 557 5,711
6-8 p.m. 335 4,108
8-10 p.m. 316 3,867
10-12 p.m. 265 2,560
__________ _____________ _________________
Total: 4,082 39,989
1.1 SEARCH commands
____________________
Zero results may indicate no access to the database
Number of SEARCH commands issued by location:
Location Total
________ _____
Berkeley 2
Davis 3
Irvine 0
Los Angeles 3
Riverside 0
San Diego 0
San Francisco 0
Santa Barbara 0
Santa Cruz 0
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 2,022
Searchlight 1,969
Other - UC 82
Other-Network UC 1
_____
4,082
1.2 Records Presented
______________________
Zero results may indicate no access to the database
Number of Records Presented by location:
Location Total
________ _____
Berkeley 50
Davis 16
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 39,535
Searchlight 1
Other - UC 373
Other-Network UC 14
_____
39,989
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 0.3
Standard deviation in seconds 1.2
2.0 NEWSPAPER ARTICLES Database Detailed Statistics
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Median session length (minutes:seconds) 0:02
Average session length (minutes:seconds) 6:59
Longest session recorded (minutes:seconds) 150:08
Average number of searches completed per session 0.0
Retrievals per search - median 1.0
Retrievals per search - average 619.4
Retrievals per search - standard deviation 11957
Percent of searches completed with 0 results 42.4%
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 4,082 28.0%
PRESENT 7,756 53.1%
INIT or CLOSE 2,750 18.8%
OTHER 11 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 165 3.2% 88 53.3% 5 163.8 353.9
TITLE WORD 294 5.7% 135 45.9% 4 134.1 434.1
EXACT TITLE 28 0.5% 21 75.0% 1 5.3 11.3
JOURNAL TITLE 5 0.1% 5 100% 0 0.0 0.0
EXACT JOURNAL 171 3.3% 88 51.5% 3 367.5 1159.1
SUBJECT WORD 265 5.1% 153 57.7% 15 573.6 1813.2
EXACT SUBJECT 120 2.3% 21 17.5% 15 350.9 1252.3
KEYWORD 3,312 64.4% 1,371 41.4% 17 1234.0 17311.8
DATE 202 3.9% 89 44.1% 5 169.8 686.1
ADDED SINCE 29 0.6% 27 93.1% 5 4.5 4.9
PUB TYPE 13 0.3% 10 76.9% 4 25.3 39.6
SUBFILE 1 0.0% 0 0.0% 60 60.0 0.0
ID 2 0.0% 0 0.0% 1 1.0 0.0
ISSN 1 0.0% 1 100% 0 0.0 0.0
SIC 0 0.0% 0 0.0% 0 0.0 0.0
ILLUS 1 0.0% 1 100% 0 0.0 0.0
ARTICLE 3 0.1% 2 66.7% 60 60.0 0.0
ISN 0 0.0% 0 0.0% 0 0.0 0.0
AT 519 10.1% 182 35.1% 20 430.6 2352.3
Other indexes 15 0.3% 8 53.3% 337 1260.9 1922.0
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 737 18.1% 300 40.7% 14 405.8 2127.7
Single 3,345 81.9% 1,429 42.7% 15 1227.0 17404.2
PRESENT commands, by type:
MARC 45.7%
OPAC 34.6%
SNWmm/dd srv.news MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS (