MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS
Time period: 03/02/02 through 03/08/02
1.0 SUMMARY STATISTICS
_______________________
Per hour usage:
Time Searches Records Presented
_______________ _____________ _________________
12-2 a.m. 132 1,431
2-4 a.m. 63 315
4-6 a.m. 12 35
6-8 a.m. 55 986
8-10 a.m. 420 2,728
10-12 a.m. 643 7,441
12-2 p.m. 823 8,350
2-4 p.m. 1,105 14,736
4-6 p.m. 804 10,124
6-8 p.m. 580 7,668
8-10 p.m. 568 8,411
10-12 p.m. 341 5,192
__________ _____________ _________________
Total: 5,546 67,417
1.1 SEARCH commands
____________________
Zero results may indicate no access to the database
Number of SEARCH commands issued by location:
Location Total
________ _____
Berkeley 1
Davis 2
Irvine 0
Los Angeles 1
Riverside 0
San Diego 0
San Francisco 0
Santa Barbara 0
Santa Cruz 0
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 2,972
Searchlight 2,295
Other - UC 275
Other-Network UC 0
_____
5,546
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 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 66,596
Searchlight 0
Other - UC 821
Other-Network UC 0
_____
67,417
1.3 Response time
__________________
Search response time from receipt of search request
DLA until transmission of search response:
Average in seconds 0.5
Standard deviation in seconds 2.2
Present response time from receipt of present request
DLA until transmission of a present response:
Average in seconds 0.2
Standard deviation in seconds 0.6
2.0 NEWSPAPER ARTICLES Database Detailed Statistics
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Median session length (minutes:seconds) 0:02
Average session length (minutes:seconds) 8:12
Longest session recorded (minutes:seconds) 203:12
Average number of searches completed per session 0.0
Retrievals per search - median 4.0
Retrievals per search - average 1026.3
Retrievals per search - standard deviation 9005.2
Percent of searches completed with 0 results 34.2%
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 5,546 24.7%
PRESENT 13,239 59.1%
INIT or CLOSE 3,620 16.1%
OTHER 11 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 137 1.9% 48 35.0% 16 311.4 608.4
TITLE WORD 395 5.6% 156 39.5% 7 268.0 966.3
EXACT TITLE 48 0.7% 25 52.1% 1 42.8 138.7
JOURNAL TITLE 7 0.1% 6 85.7% 866 866.0 0.0
EXACT JOURNAL 282 4.0% 55 19.5% 23 1120.8 13498.4
SUBJECT WORD 410 5.8% 231 56.3% 23 1824.9 12402.1
EXACT SUBJECT 222 3.1% 40 18.0% 12 208.1 816.2
KEYWORD 4,494 63.2% 1,491 33.2% 25 1744.3 11799.8
DATE 291 4.1% 85 29.2% 16 111.3 358.8
ADDED SINCE 33 0.5% 28 84.8% 8 118.8 163.7
PUB TYPE 17 0.2% 15 88.2% 42 41.5 57.3
SUBFILE 11 0.2% 6 54.5% 13 27.0 34.3
ID 2 0.0% 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 21 0.3% 12 57.1% 4 4.9 5.6
ISN 0 0.0% 0 0.0% 0 0.0 0.0
AT 726 10.2% 167 23.0% 26 888.4 4270.9
Other indexes 16 0.2% 6 37.5% 165 456.4 588.0
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 1,168 21.1% 336 28.8% 23 890.0 7853.2
Single 4,378 78.9% 1,559 35.6% 22 1756.4 11837.9
PRESENT commands, by type:
MARC 42.6%
OPAC 44.5%
SNWmm/dd srv.news MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS (