MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS
Time period: 03/23/02 through 03/29/02
1.0 SUMMARY STATISTICS
_______________________
Per hour usage:
Time Searches Records Presented
_______________ _____________ _________________
12-2 a.m. 43 116
2-4 a.m. 12 21
4-6 a.m. 4 7
6-8 a.m. 10 184
8-10 a.m. 71 386
10-12 a.m. 205 1,660
12-2 p.m. 244 3,184
2-4 p.m. 344 1,104
4-6 p.m. 185 746
6-8 p.m. 56 35
8-10 p.m. 41 201
10-12 p.m. 28 345
__________ _____________ _________________
Total: 1,243 7,989
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 0
Irvine 0
Los Angeles 48
Riverside 0
San Diego 37
San Francisco 0
Santa Barbara 2
Santa Cruz 1
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 374
Searchlight 705
Other - UC 76
Other-Network UC 0
_____
1,243
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 47
Riverside 0
San Diego 12
San Francisco 0
Santa Barbara 3
Santa Cruz 0
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 6,250
Searchlight 1
Other - UC 1,676
Other-Network UC 0
_____
7,989
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 3.3
Present response time from receipt of present request
DLA until transmission of a present response:
Average in seconds 0.2
Standard deviation in seconds 0.4
2.0 NEWSPAPER ARTICLES Database Detailed Statistics
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Median session length (minutes:seconds) 0:03
Average session length (minutes:seconds) 3:59
Longest session recorded (minutes:seconds) 107:44
Average number of searches completed per session 0.0
Retrievals per search - median 1.0
Retrievals per search - average 492.1
Retrievals per search - standard deviation 3469.4
Percent of searches completed with 0 results 47.5%
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 1,243 33.0%
PRESENT 1,614 42.9%
INIT or CLOSE 906 24.1%
OTHER 1 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 125 8.4% 48 38.4% 1 71.1 284.3
TITLE WORD 152 10.3% 46 30.3% 1 62.8 370.6
EXACT TITLE 19 1.3% 10 52.6% 1 1.1 0.3
JOURNAL TITLE 6 0.4% 3 50.0% 1 1.0 0.0
EXACT JOURNAL 36 2.4% 7 19.4% 1 13.1 34.1
SUBJECT WORD 70 4.7% 42 60.0% 8 800.5 2053.1
EXACT SUBJECT 35 2.4% 13 37.1% 9 305.5 629.9
KEYWORD 925 62.4% 459 49.6% 18 1224.0 5562.7
DATE 52 3.5% 13 25.0% 2 40.5 73.6
ADDED SINCE 21 1.4% 20 95.2% 1 1.0 0.0
PUB TYPE 3 0.2% 1 33.3% 6 5.5 4.9
SUBFILE 2 0.1% 1 50.0% 231 231.0 0.0
ID 4 0.3% 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 0 0.0% 0 0.0% 0 0.0 0.0
ISN 0 0.0% 0 0.0% 0 0.0 0.0
AT 30 2.0% 10 33.3% 60 1054.2 3149.3
Other indexes 2 0.1% 0 0.0% 11 11.0 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 192 15.4% 67 34.9% 1 183.5 1291.3
Single 1,051 84.6% 524 49.9% 16 1117.1 5229.0
PRESENT commands, by type:
MARC 56.4%
OPAC 17.3%
SNWmm/dd srv.news MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS (