MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS
Time period: 06/16/01 through 06/22/01
1.0 SUMMARY STATISTICS
_______________________
Per hour usage:
Time Searches Records Presented
_______________ _____________ _________________
12-2 a.m. 111 331
2-4 a.m. 34 49
4-6 a.m. 4 0
6-8 a.m. 17 61
8-10 a.m. 105 467
10-12 a.m. 260 2,729
12-2 p.m. 245 1,178
2-4 p.m. 512 4,053
4-6 p.m. 286 3,258
6-8 p.m. 43 302
8-10 p.m. 50 400
10-12 p.m. 176 372
__________ _____________ _________________
Total: 1,843 13,200
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 1
Los Angeles 7
Riverside 0
San Diego 2
San Francisco 1
Santa Barbara 2
Santa Cruz 0
Lawrence Berkeley 1
Lawrence Livermore 0
Los Alamos 0
MELWEB 518
Searchlight 788
Other - UC 518
Other-Network UC 1
_____
1,843
1.2 Records Presented
______________________
Zero results may indicate no access to the database
Number of Records Presented by location:
Location Total
________ _____
Berkeley 74
Davis 0
Irvine 8
Los Angeles 2
Riverside 0
San Diego 0
San Francisco 3
Santa Barbara 0
Santa Cruz 0
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 3,504
Searchlight 38
Other - UC 9,571
Other-Network UC 0
_____
13,200
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 1.2
Present response time from receipt of present request
DLA until transmission of a present response:
Average in seconds 0.3
Standard deviation in seconds 0.4
2.0 NEWSPAPER ARTICLES Database Detailed Statistics
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Median session length (minutes:seconds) 0:03
Average session length (minutes:seconds) 5:29
Longest session recorded (minutes:seconds) 140:58
Average number of searches completed per session 0.0
Retrievals per search - median 2.0
Retrievals per search - average 283.3
Retrievals per search - standard deviation 2395.5
Percent of searches completed with 0 results 37.8%
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 1,843 30.6%
PRESENT 3,107 51.6%
INIT or CLOSE 1,073 17.8%
OTHER 4 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 84 2.9% 39 46.4% 24 302.8 654.8
TITLE WORD 95 3.3% 31 32.6% 6 191.0 521.9
EXACT TITLE 10 0.4% 5 50.0% 1 26.6 41.0
JOURNAL TITLE 1 0.0% 1 100% 0 0.0 0.0
EXACT JOURNAL 424 14.9% 48 11.3% 14 71.4 284.8
SUBJECT WORD 390 13.7% 76 19.5% 13 217.9 2397.2
EXACT SUBJECT 32 1.1% 6 18.8% 7 80.5 354.1
KEYWORD 1,269 44.5% 565 44.5% 16 603.7 3497.9
DATE 441 15.5% 55 12.5% 13 38.5 82.5
ADDED SINCE 32 1.1% 27 84.4% 1 3.2 3.9
PUB TYPE 11 0.4% 8 72.7% 4 296.0 507.5
SUBFILE 2 0.1% 1 50.0% 882 882.0 0.0
ID 2 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 1 0.0% 0 0.0% 27 27.0 0.0
ARTICLE 0 0.0% 0 0.0% 0 0.0 0.0
ISN 0 0.0% 0 0.0% 0 0.0 0.0
AT 56 2.0% 10 17.9% 5 776.8 3253.5
Other indexes 2 0.1% 0 0.0% 354 354.0 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 555 30.1% 109 19.6% 13 146.3 1089.4
Single 1,288 69.9% 587 45.6% 16 651.7 3757.4
PRESENT commands, by type:
MARC 52.4%
OPAC 23.3%
SNWmm/dd srv.news MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS (