MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS
Time period: 06/08/02 through 06/14/02
1.0 SUMMARY STATISTICS
_______________________
Per hour usage:
Time Searches Records Presented
_______________ _____________ _________________
12-2 a.m. 75 87
2-4 a.m. 33 94
4-6 a.m. 11 32
6-8 a.m. 13 3
8-10 a.m. 76 683
10-12 a.m. 191 722
12-2 p.m. 157 1,803
2-4 p.m. 261 1,696
4-6 p.m. 249 2,371
6-8 p.m. 130 766
8-10 p.m. 91 813
10-12 p.m. 93 672
__________ _____________ _________________
Total: 1,380 9,742
1.1 SEARCH commands
____________________
Zero results may indicate no access to the database
Number of SEARCH commands issued by location:
Location Total
________ _____
Berkeley 3
Davis 4
Irvine 0
Los Angeles 1
Riverside 0
San Diego 0
San Francisco 0
Santa Barbara 1
Santa Cruz 0
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 555
Searchlight 768
Other - UC 40
Other-Network UC 8
_____
1,380
1.2 Records Presented
______________________
Zero results may indicate no access to the database
Number of Records Presented by location:
Location Total
________ _____
Berkeley 1
Davis 21
Irvine 0
Los Angeles 0
Riverside 0
San Diego 0
San Francisco 0
Santa Barbara 39
Santa Cruz 0
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 9,117
Searchlight 7
Other - UC 498
Other-Network UC 59
_____
9,742
1.3 Response time
__________________
Search response time from receipt of search request
DLA until transmission of search response:
Average in seconds 0.4
Standard deviation in seconds 0.9
Present response time from receipt of present request
DLA until transmission of a present response:
Average in seconds 0.2
Standard deviation in seconds 0.3
2.0 NEWSPAPER ARTICLES Database Detailed Statistics
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Median session length (minutes:seconds) 0:03
Average session length (minutes:seconds) 5:10
Longest session recorded (minutes:seconds) 104:36
Average number of searches completed per session 0.0
Retrievals per search - median 1.0
Retrievals per search - average 718.4
Retrievals per search - standard deviation 5056.3
Percent of searches completed with 0 results 44.4%
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 1,380 31.8%
PRESENT 1,968 45.4%
INIT or CLOSE 985 22.7%
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 60 3.8% 24 40.0% 5 90.8 238.6
TITLE WORD 127 7.9% 51 40.2% 10 260.8 728.8
EXACT TITLE 11 0.7% 7 63.6% 12 11.5 12.1
JOURNAL TITLE 4 0.3% 4 100% 0 0.0 0.0
EXACT JOURNAL 46 2.9% 14 30.4% 9 77.6 165.9
SUBJECT WORD 94 5.9% 45 47.9% 11 177.1 400.7
EXACT SUBJECT 25 1.6% 1 4.0% 3 24.2 41.3
KEYWORD 1,109 69.4% 508 45.8% 21 1596.0 7569.7
DATE 52 3.3% 14 26.9% 10 65.9 136.7
ADDED SINCE 23 1.4% 20 87.0% 1 1.0 0.0
PUB TYPE 0 0.0% 0 0.0% 0 0.0 0.0
SUBFILE 0 0.0% 0 0.0% 0 0.0 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 3 0.2% 0 0.0% 2 2.0 1.0
ISN 0 0.0% 0 0.0% 0 0.0 0.0
AT 44 2.8% 14 31.8% 10 520.2 2364.1
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 169 12.2% 67 39.6% 9 196.5 1289.7
Single 1,211 87.8% 546 45.1% 21 1460.7 7195.3
PRESENT commands, by type:
MARC 47.4%
OPAC 32.3%
SNWmm/dd srv.news MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS (