MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS
Time period: 11/01/01 through 11/30/01
1.0 SUMMARY STATISTICS
_______________________
Per hour usage:
Time Searches Records Presented
_______________ _____________ _________________
12-2 a.m. 624 6,105
2-4 a.m. 201 1,603
4-6 a.m. 91 972
6-8 a.m. 128 1,500
8-10 a.m. 923 10,410
10-12 a.m. 2,608 28,144
12-2 p.m. 3,841 37,319
2-4 p.m. 4,055 46,033
4-6 p.m. 3,399 38,518
6-8 p.m. 1,928 20,889
8-10 p.m. 1,693 21,269
10-12 p.m. 1,170 16,795
__________ _____________ _________________
Total: 20,661 229,557
1.1 SEARCH commands
____________________
Zero results may indicate no access to the database
Number of SEARCH commands issued by location:
Location Total
________ _____
Berkeley 51
Davis 5
Irvine 1
Los Angeles 240
Riverside 0
San Diego 52
San Francisco 2
Santa Barbara 2
Santa Cruz 5
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 0
Searchlight 9,675
Other - UC 10,601
Other-Network UC 27
_____
20,661
1.2 Records Presented
______________________
Zero results may indicate no access to the database
Number of Records Presented by location:
Location Total
________ _____
Berkeley 1,199
Davis 28
Irvine 6
Los Angeles 1,005
Riverside 0
San Diego 736
San Francisco 21
Santa Barbara 19
Santa Cruz 196
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 0
Searchlight 0
Other - UC 226,234
Other-Network UC 113
_____
229,557
1.3 Response time
__________________
Search response time from receipt of search request
DLA until transmission of search response:
Average in seconds 0.7
Standard deviation in seconds 5.3
Present response time from receipt of present request
DLA until transmission of a present response:
Average in seconds 0.4
Standard deviation in seconds 0.7
2.0 NEWSPAPER ARTICLES Database Detailed Statistics
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Median session length (minutes:seconds) 0:04
Average session length (minutes:seconds) 7:21
Longest session recorded (minutes:seconds) 124:18
Average number of searches completed per session 0.0
Retrievals per search - median 2.0
Retrievals per search - average 503.6
Retrievals per search - standard deviation 7871.4
Percent of searches completed with 0 results 37.5%
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 20,661 25.7%
PRESENT 45,706 56.8%
INIT or CLOSE 14,055 17.5%
OTHER 47 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 824 3.2% 445 54.0% 8 240.5 533.5
TITLE WORD 1,521 6.0% 628 41.3% 7 352.6 2147.3
EXACT TITLE 125 0.5% 85 68.0% 1 60.8 302.9
JOURNAL TITLE 47 0.2% 42 89.4% 3 173431 387691
EXACT JOURNAL 582 2.3% 178 30.6% 8 176.4 550.8
SUBJECT WORD 1,484 5.8% 757 51.0% 14 444.0 2562.9
EXACT SUBJECT 880 3.4% 188 21.4% 12 366.0 3500.7
KEYWORD 16,515 64.7% 6,091 36.9% 18 826.2 6990.4
DATE 1,121 4.4% 396 35.3% 13 139.4 1364.3
ADDED SINCE 206 0.8% 150 72.8% 13 94.2 264.4
PUB TYPE 69 0.3% 55 79.7% 7 41.0 78.3
SUBFILE 32 0.1% 16 50.0% 12 75.9 129.4
ID 84 0.3% 0 0.0% 1 1.0 0.0
ISSN 2 0.0% 1 50.0% 4 4.0 0.0
SIC 0 0.0% 0 0.0% 0 0.0 0.0
ILLUS 3 0.0% 1 33.3% 198 198.0 4.2
ARTICLE 51 0.2% 28 54.9% 2 10.3 19.0
ISN 0 0.0% 0 0.0% 0 0.0 0.0
AT 1,907 7.5% 439 23.0% 19 1008.4 12292.3
Other indexes 53 0.2% 42 79.2% 194 554.5 784.6
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 3,496 16.9% 1,217 34.8% 16 721.3 9914.7
Single 17,165 83.1% 6,526 38.0% 17 823.5 9949.1
PRESENT commands, by type:
MARC 48.1%
OPAC 33.5%
SNWmm/dd srv.news MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS (