MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS
Time period: 04/14/01 through 04/20/01
1.0 SUMMARY STATISTICS
_______________________
Per hour usage:
Time Searches Records Presented
_______________ _____________ _________________
12-2 a.m. 91 4,100
2-4 a.m. 17 82
4-6 a.m. 6 0
6-8 a.m. 48 417
8-10 a.m. 298 3,269
10-12 a.m. 619 4,845
12-2 p.m. 832 8,869
2-4 p.m. 881 9,314
4-6 p.m. 716 7,901
6-8 p.m. 444 6,698
8-10 p.m. 372 3,525
10-12 p.m. 286 3,348
__________ _____________ _________________
Total: 4,610 52,368
1.1 SEARCH commands
____________________
Zero results may indicate no access to the database
Number of SEARCH commands issued by location:
Location Total
________ _____
Berkeley 4
Davis 0
Irvine 0
Los Angeles 9
Riverside 0
San Diego 12
San Francisco 0
Santa Barbara 0
Santa Cruz 0
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 2,287
Searchlight 2,161
Other - UC 135
Other-Network UC 2
_____
4,610
1.2 Records Presented
______________________
Zero results may indicate no access to the database
Number of Records Presented by location:
Location Total
________ _____
Berkeley 24
Davis 0
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 50,147
Searchlight 89
Other - UC 1,989
Other-Network UC 119
_____
52,368
1.3 Response time
__________________
Search response time from receipt of search request
DLA until transmission of search response:
Average in seconds 0.8
Standard deviation in seconds 2.3
Present response time from receipt of present request
DLA until transmission of a present response:
Average in seconds 0.3
Standard deviation in seconds 0.8
2.0 NEWSPAPER ARTICLES Database Detailed Statistics
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Median session length (minutes:seconds) 0:05
Average session length (minutes:seconds) 8:19
Longest session recorded (minutes:seconds) 96:47
Average number of searches completed per session 0.0
Retrievals per search - median 2.0
Retrievals per search - average 354.6
Retrievals per search - standard deviation 3502.4
Percent of searches completed with 0 results 38.3%
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 4,610 25.5%
PRESENT 10,275 56.9%
INIT or CLOSE 3,164 17.5%
OTHER 5 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 128 2.3% 62 48.4% 10 312.6 580.8
TITLE WORD 339 6.1% 103 30.4% 6 284.2 1798.4
EXACT TITLE 37 0.7% 33 89.2% 3 7.5 10.5
JOURNAL TITLE 10 0.2% 9 90.0% 138896 138896 0.0
EXACT JOURNAL 138 2.5% 47 34.1% 14 232.8 780.5
SUBJECT WORD 334 6.0% 178 53.3% 12 613.3 2858.5
EXACT SUBJECT 223 4.0% 44 19.7% 12 231.2 1212.2
KEYWORD 3,631 65.5% 1,400 38.6% 17 553.3 3901.6
DATE 205 3.7% 79 38.5% 15 193.1 677.9
ADDED SINCE 54 1.0% 36 66.7% 2 512.4 1543.7
PUB TYPE 26 0.5% 20 76.9% 1 5.2 8.0
SUBFILE 9 0.2% 7 77.8% 598 598.0 825.9
ID 13 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% 1 100% 0 0.0 0.0
ARTICLE 5 0.1% 5 100% 0 0.0 0.0
ISN 0 0.0% 0 0.0% 0 0.0 0.0
AT 379 6.8% 119 31.4% 16 226.3 745.0
Other indexes 10 0.2% 6 60.0% 153 6912.8 13620.9
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 668 14.5% 253 37.9% 15 200.7 641.7
Single 3,942 85.5% 1,511 38.3% 17 638.1 4798.0
PRESENT commands, by type:
MARC 47.0%
OPAC 35.1%
SNWmm/dd srv.news MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS (