MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS
Time period: 06/29/02 through 07/05/02
1.0 SUMMARY STATISTICS
_______________________
Per hour usage:
Time Searches Records Presented
_______________ _____________ _________________
12-2 a.m. 34 38
2-4 a.m. 17 0
4-6 a.m. 2 0
6-8 a.m. 10 246
8-10 a.m. 120 1,999
10-12 a.m. 127 604
12-2 p.m. 162 1,292
2-4 p.m. 226 2,094
4-6 p.m. 128 353
6-8 p.m. 66 491
8-10 p.m. 45 487
10-12 p.m. 35 702
__________ _____________ _________________
Total: 972 8,306
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 1
Irvine 0
Los Angeles 4
Riverside 1
San Diego 0
San Francisco 5
Santa Barbara 0
Santa Cruz 0
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 299
Searchlight 647
Other - UC 15
Other-Network UC 0
_____
972
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 32
Santa Barbara 0
Santa Cruz 0
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 6,895
Searchlight 23
Other - UC 1,356
Other-Network UC 0
_____
8,306
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 0.6
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) 5:29
Longest session recorded (minutes:seconds) 192:47
Average number of searches completed per session 0.0
Retrievals per search - median 1.0
Retrievals per search - average 607.3
Retrievals per search - standard deviation 6066.6
Percent of searches completed with 0 results 41.4%
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 972 30.2%
PRESENT 1,434 44.5%
INIT or CLOSE 812 25.2%
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 32 2.9% 19 59.4% 10 970.0 1978.9
TITLE WORD 69 6.3% 29 42.0% 22 543.3 2571.5
EXACT TITLE 12 1.1% 7 58.3% 1 38.2 50.9
JOURNAL TITLE 1 0.1% 1 100% 0 0.0 0.0
EXACT JOURNAL 19 1.7% 6 31.6% 2 496.1 1076.7
SUBJECT WORD 61 5.6% 43 70.5% 11 71.3 170.5
EXACT SUBJECT 7 0.6% 0 0.0% 3 8.6 9.2
KEYWORD 811 74.0% 318 39.2% 22 1124.9 8451.4
DATE 20 1.8% 8 40.0% 30 70.5 96.1
ADDED SINCE 21 1.9% 20 95.2% 8 8.0 0.0
PUB TYPE 2 0.2% 1 50.0% 5 5.0 0.0
SUBFILE 1 0.1% 1 100% 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 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 40 3.6% 14 35.0% 16 3966.8 18892.3
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 97 10.0% 49 50.5% 11 2296.7 13911.7
Single 875 90.0% 353 40.3% 22 919.6 7105.5
PRESENT commands, by type:
MARC 47.7%
OPAC 28.5%
SNWmm/dd srv.news MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS (