MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS
Time period: 08/11/01 through 08/17/01
1.0 SUMMARY STATISTICS
_______________________
Per hour usage:
Time Searches Records Presented
_______________ _____________ _________________
12-2 a.m. 30 120
2-4 a.m. 25 15
4-6 a.m. 2 40
6-8 a.m. 13 167
8-10 a.m. 131 679
10-12 a.m. 287 2,275
12-2 p.m. 245 3,388
2-4 p.m. 381 6,779
4-6 p.m. 200 2,424
6-8 p.m. 134 3,161
8-10 p.m. 60 1,083
10-12 p.m. 27 243
__________ _____________ _________________
Total: 1,535 20,374
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 141
Riverside 0
San Diego 2
San Francisco 2
Santa Barbara 3
Santa Cruz 0
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 0
Searchlight 583
Other - UC 788
Other-Network UC 13
_____
1,535
1.2 Records Presented
______________________
Zero results may indicate no access to the database
Number of Records Presented by location:
Location Total
________ _____
Berkeley 2
Davis 171
Irvine 0
Los Angeles 542
Riverside 0
San Diego 0
San Francisco 0
Santa Barbara 15
Santa Cruz 0
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 0
Searchlight 0
Other - UC 19,157
Other-Network UC 487
_____
20,374
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 1.1
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) 0:05
Average session length (minutes:seconds) 7:16
Longest session recorded (minutes:seconds) 88:18
Average number of searches completed per session 0.0
Retrievals per search - median 1.0
Retrievals per search - average 452.8
Retrievals per search - standard deviation 4699.5
Percent of searches completed with 0 results 46.4%
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 1,535 23.2%
PRESENT 4,013 60.8%
INIT or CLOSE 1,052 15.9%
OTHER 3 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 214 9.9% 174 81.3% 5 114.0 255.5
TITLE WORD 271 12.6% 174 64.2% 8 114.0 437.9
EXACT TITLE 6 0.3% 4 66.7% 2 1.5 0.7
JOURNAL TITLE 7 0.3% 6 85.7% 1 1.0 0.0
EXACT JOURNAL 54 2.5% 17 31.5% 4 3840.6 23117.0
SUBJECT WORD 113 5.2% 60 53.1% 11 427.7 1482.1
EXACT SUBJECT 42 1.9% 6 14.3% 6 188.8 628.4
KEYWORD 1,176 54.6% 558 47.4% 23 827.8 4733.9
DATE 113 5.2% 54 47.8% 9 173.3 919.8
ADDED SINCE 34 1.6% 29 85.3% 3 3.2 2.5
PUB TYPE 2 0.1% 1 50.0% 19 19.0 0.0
SUBFILE 0 0.0% 0 0.0% 0 0.0 0.0
ID 5 0.2% 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 2 0.1% 0 0.0% 7 7.0 4.2
ISN 0 0.0% 0 0.0% 0 0.0 0.0
AT 113 5.2% 29 25.7% 28 2111.2 15429.9
Other indexes 2 0.1% 1 50.0% 160 160.0 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 405 26.4% 230 56.8% 16 1077.6 10716.6
Single 1,130 73.6% 482 42.7% 20 781.5 4586.6
PRESENT commands, by type:
MARC 51.1%
OPAC 33.7%
SNWmm/dd srv.news MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS (