MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS
Time period: 01/13/01 through 01/19/01
1.0 SUMMARY STATISTICS
_______________________
Per hour usage:
Time Searches Records Presented
_______________ _____________ _________________
12-2 a.m. 43 369
2-4 a.m. 12 139
4-6 a.m. 0 0
6-8 a.m. 4 3
8-10 a.m. 61 319
10-12 a.m. 184 1,546
12-2 p.m. 181 1,481
2-4 p.m. 263 2,682
4-6 p.m. 136 1,113
6-8 p.m. 77 1,113
8-10 p.m. 66 859
10-12 p.m. 46 590
__________ _____________ _________________
Total: 1,073 10,214
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 0
Riverside 0
San Diego 9
San Francisco 1
Santa Barbara 0
Santa Cruz 0
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 561
Searchlight 486
Other - UC 16
Other-Network UC 0
_____
1,073
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 2
Santa Barbara 0
Santa Cruz 0
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 10,113
Searchlight 4
Other - UC 95
Other-Network UC 0
_____
10,214
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 1.5
Present response time from receipt of present request
DLA until transmission of a present response:
Average in seconds 0.4
Standard deviation in seconds 0.6
2.0 NEWSPAPER ARTICLES Database Detailed Statistics
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Median session length (minutes:seconds) 0:04
Average session length (minutes:seconds) 8:10
Longest session recorded (minutes:seconds) 94:21
Average number of searches completed per session 0.0
Retrievals per search - median 2.0
Retrievals per search - average 667.6
Retrievals per search - standard deviation 5601.8
Percent of searches completed with 0 results 38.6%
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 1,073 27.8%
PRESENT 2,071 53.8%
INIT or CLOSE 706 18.3%
OTHER 3 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 31 2.3% 17 54.8% 7 213.6 508.8
TITLE WORD 77 5.8% 33 42.9% 2 21.9 46.7
EXACT TITLE 4 0.3% 4 100% 0 0.0 0.0
JOURNAL TITLE 0 0.0% 0 0.0% 0 0.0 0.0
EXACT JOURNAL 46 3.5% 21 45.6% 14 850.5 3562.4
SUBJECT WORD 92 7.0% 49 53.3% 11 1200.5 4126.5
EXACT SUBJECT 51 3.9% 3 5.9% 4 183.9 919.9
KEYWORD 854 64.5% 322 37.7% 18 1241.1 7825.3
DATE 52 3.9% 19 36.5% 8 467.9 1366.7
ADDED SINCE 22 1.7% 20 90.9% 2 1.5 0.7
PUB TYPE 1 0.1% 1 100% 0 0.0 0.0
SUBFILE 0 0.0% 0 0.0% 0 0.0 0.0
ID 0 0.0% 0 0.0% 0 0.0 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 2 0.2% 0 0.0% 25 25.0 12.7
ARTICLE 3 0.2% 2 66.7% 10 10.0 0.0
ISN 0 0.0% 0 0.0% 0 0.0 0.0
AT 87 6.6% 21 24.1% 24 983.8 3634.9
Other indexes 1 0.1% 1 100% 0 0.0 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 190 17.7% 74 38.9% 14 919.8 3298.6
Single 883 82.3% 340 38.5% 16 1122.7 7693.9
PRESENT commands, by type:
MARC 44.1%
OPAC 41.7%
SNWmm/dd srv.news MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS (