MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS
Time period: 01/06/01 through 01/12/01
1.0 SUMMARY STATISTICS
_______________________
Per hour usage:
Time Searches Records Presented
_______________ _____________ _________________
12-2 a.m. 63 123
2-4 a.m. 18 106
4-6 a.m. 5 30
6-8 a.m. 19 127
8-10 a.m. 142 475
10-12 a.m. 338 2,656
12-2 p.m. 319 1,327
2-4 p.m. 496 3,638
4-6 p.m. 315 2,041
6-8 p.m. 144 472
8-10 p.m. 140 1,138
10-12 p.m. 74 452
__________ _____________ _________________
Total: 2,073 12,585
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 1
Irvine 19
Los Angeles 21
Riverside 0
San Diego 23
San Francisco 3
Santa Barbara 0
Santa Cruz 0
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 756
Searchlight 1,207
Other - UC 40
Other-Network UC 3
_____
2,073
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 140
Los Angeles 2
Riverside 0
San Diego 0
San Francisco 0
Santa Barbara 0
Santa Cruz 0
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 11,994
Searchlight 17
Other - UC 384
Other-Network UC 48
_____
12,585
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 1.6
Present response time from receipt of present request
DLA until transmission of a present response:
Average in seconds 0.4
Standard deviation in seconds 0.6
2.0 NEWSPAPER ARTICLES Database Detailed Statistics
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Median session length (minutes:seconds) 0:03
Average session length (minutes:seconds) 5:13
Longest session recorded (minutes:seconds) 78:11
Average number of searches completed per session 0.0
Retrievals per search - median 1.0
Retrievals per search - average 625.0
Retrievals per search - standard deviation 7055.2
Percent of searches completed with 0 results 45.1%
Percent of searches entered that are long 0.0%
Percent of long searches completed
(includes partial results) 100%
Commands entered, by type, excluding errors:
Total Percentage
__________ __________
SEARCH 2,073 33.6%
PRESENT 2,485 40.3%
INIT or CLOSE 1,596 25.9%
OTHER 8 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 113 4.6% 63 55.8% 20 399.0 1185.3
TITLE WORD 123 5.0% 37 30.1% 8 79.7 253.7
EXACT TITLE 13 0.5% 7 53.8% 1 7.7 12.1
JOURNAL TITLE 3 0.1% 3 100% 0 0.0 0.0
EXACT JOURNAL 76 3.1% 18 23.7% 17 184.0 480.7
SUBJECT WORD 119 4.8% 71 59.7% 17 130.6 315.8
EXACT SUBJECT 53 2.1% 12 22.6% 12 116.3 385.8
KEYWORD 1,679 68.1% 757 45.1% 17 1363.9 10530.6
DATE 90 3.6% 42 46.7% 19 165.3 453.0
ADDED SINCE 42 1.7% 36 85.7% 2 2.2 1.2
PUB TYPE 9 0.4% 8 88.9% 1 1.0 0.0
SUBFILE 2 0.1% 1 50.0% 447 447.0 0.0
ID 3 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 3 0.1% 1 33.3% 1 1.0 0.0
ISN 0 0.0% 0 0.0% 0 0.0 0.0
AT 133 5.4% 40 30.1% 23 1093.4 6106.4
Other indexes 5 0.2% 2 40.0% 270 270.0 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 292 14.1% 121 41.4% 17 682.8 4527.6
Single 1,781 85.9% 814 45.7% 15 1219.0 10120.5
PRESENT commands, by type:
MARC 47.2%
OPAC 31.8%
SNWmm/dd srv.news MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS (