MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS
Time period: 09/15/01 through 09/21/01
1.0 SUMMARY STATISTICS
_______________________
Per hour usage:
Time Searches Records Presented
_______________ _____________ _________________
12-2 a.m. 36 37
2-4 a.m. 7 26
4-6 a.m. 0 0
6-8 a.m. 20 27
8-10 a.m. 61 322
10-12 a.m. 241 3,165
12-2 p.m. 243 1,522
2-4 p.m. 318 2,418
4-6 p.m. 222 2,133
6-8 p.m. 67 457
8-10 p.m. 94 598
10-12 p.m. 50 484
__________ _____________ _________________
Total: 1,359 11,189
1.1 SEARCH commands
____________________
Zero results may indicate no access to the database
Number of SEARCH commands issued by location:
Location Total
________ _____
Berkeley 2
Davis 6
Irvine 1
Los Angeles 36
Riverside 0
San Diego 1
San Francisco 0
Santa Barbara 0
Santa Cruz 0
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 0
Searchlight 618
Other - UC 687
Other-Network UC 8
_____
1,359
1.2 Records Presented
______________________
Zero results may indicate no access to the database
Number of Records Presented by location:
Location Total
________ _____
Berkeley 0
Davis 9
Irvine 1
Los Angeles 4
Riverside 0
San Diego 0
San Francisco 0
Santa Barbara 0
Santa Cruz 0
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 0
Searchlight 0
Other - UC 11,175
Other-Network UC 0
_____
11,189
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 1.7
Present response time from receipt of present request
DLA until transmission of a present response:
Average in seconds 0.3
Standard deviation in seconds 0.6
2.0 NEWSPAPER ARTICLES Database Detailed Statistics
_________________________________________
Median session length (minutes:seconds) 0:04
Average session length (minutes:seconds) 6:58
Longest session recorded (minutes:seconds) 88:56
Average number of searches completed per session 0.0
Retrievals per search - median 1.0
Retrievals per search - average 689.3
Retrievals per search - standard deviation 6158.3
Percent of searches completed with 0 results 42.2%
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 1,359 29.0%
PRESENT 2,345 50.1%
INIT or CLOSE 957 20.4%
OTHER 24 0.5%
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 121 7.0% 80 66.1% 6 185.1 524.6
TITLE WORD 153 8.9% 82 53.6% 3 320.4 1093.3
EXACT TITLE 8 0.5% 6 75.0% 1 1.0 0.0
JOURNAL TITLE 10 0.6% 8 80.0% 1 1.0 0.0
EXACT JOURNAL 90 5.2% 29 32.2% 6 594.6 2203.0
SUBJECT WORD 90 5.2% 48 53.3% 7 661.0 2747.8
EXACT SUBJECT 48 2.8% 12 25.0% 5 37.1 130.4
KEYWORD 999 57.8% 396 39.6% 22 1405.2 9131.2
DATE 123 7.1% 42 34.1% 24 274.2 668.5
ADDED SINCE 35 2.0% 28 80.0% 2 809.0 2115.3
PUB TYPE 1 0.1% 0 0.0% 1 1.0 0.0
SUBFILE 1 0.1% 0 0.0% 3 3.0 0.0
ID 1 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 0 0.0% 0 0.0% 0 0.0 0.0
ARTICLE 5 0.3% 1 20.0% 57 55.0 56.6
ISN 0 0.0% 0 0.0% 0 0.0 0.0
AT 43 2.5% 10 23.3% 42 310.7 1065.4
Other indexes 0 0.0% 0 0.0% 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 264 19.4% 118 44.7% 10 259.8 754.9
Single 1,095 80.6% 456 41.6% 16 1406.5 8922.3
PRESENT commands, by type:
MARC 45.8%
OPAC 27.9%
SNWmm/dd srv.news MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS (