MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS
Time period: 09/01/00 through 09/30/00
1.0 SUMMARY STATISTICS
_______________________
Per hour usage:
Time Searches Records Presented
_______________ _____________ _________________
12-2 a.m. 247 1,193
2-4 a.m. 90 160
4-6 a.m. 39 228
6-8 a.m. 102 1,348
8-10 a.m. 606 3,632
10-12 a.m. 1,499 13,567
12-2 p.m. 1,691 17,842
2-4 p.m. 1,984 21,017
4-6 p.m. 1,350 10,622
6-8 p.m. 529 5,186
8-10 p.m. 438 4,662
10-12 p.m. 294 2,336
__________ _____________ _________________
Total: 8,869 81,793
1.1 SEARCH commands
____________________
Zero results may indicate no access to the database
Number of SEARCH commands issued by location:
Location Total
________ _____
Berkeley 33
Davis 0
Irvine 1
Los Angeles 21
Riverside 1
San Diego 240
San Francisco 1
Santa Barbara 2
Santa Cruz 0
Lawrence Berkeley 0
Lawrence Livermore 1
Los Alamos 0
MELWEB 3,622
Searchlight 4,377
Other - UC 563
Other-Network UC 7
_____
8,869
1.2 Records Presented
______________________
Zero results may indicate no access to the database
Number of Records Presented by location:
Location Total
________ _____
Berkeley 193
Davis 0
Irvine 0
Los Angeles 362
Riverside 6
San Diego 0
San Francisco 0
Santa Barbara 0
Santa Cruz 0
Lawrence Berkeley 0
Lawrence Livermore 116
Los Alamos 0
MELWEB 74,449
Searchlight 131
Other - UC 6,489
Other-Network UC 47
_____
81,793
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 2.0
Present response time from receipt of present request
DLA until transmission of a present response:
Average in seconds 0.3
Standard deviation in seconds 0.8
2.0 NEWSPAPER ARTICLES Database Detailed Statistics
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Median session length (minutes:seconds) 0:03
Average session length (minutes:seconds) 6:09
Longest session recorded (minutes:seconds) 164:29
Average number of searches completed per session 0.0
Retrievals per search - median 1.0
Retrievals per search - average 653.9
Retrievals per search - standard deviation 7363.8
Percent of searches completed with 0 results 42.8%
Percent of searches entered that are long 0.0%
Percent of long searches completed
(includes partial results) 100%
Commands entered, by type, excluding errors:
Total Percentage
__________ __________
SEARCH 8,869 27.7%
PRESENT 17,097 53.4%
INIT or CLOSE 6,048 18.9%
OTHER 4 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 383 3.7% 191 49.9% 6 188.3 633.0
TITLE WORD 874 8.4% 342 39.1% 8 575.3 4758.3
EXACT TITLE 79 0.8% 50 63.3% 3 235.7 858.7
JOURNAL TITLE 11 0.1% 11 100% 0 0.0 0.0
EXACT JOURNAL 321 3.1% 113 35.2% 11 153.8 865.6
SUBJECT WORD 535 5.1% 243 45.4% 14 768.7 3273.0
EXACT SUBJECT 402 3.8% 105 26.1% 6 627.4 5244.1
KEYWORD 6,780 64.8% 2,980 43.9% 18 1315.0 10919.6
DATE 431 4.1% 165 38.3% 8 56.8 189.7
ADDED SINCE 110 1.1% 80 72.7% 2 2.8 3.3
PUB TYPE 39 0.4% 26 66.7% 2 18.9 38.8
SUBFILE 3 0.0% 2 66.7% 99 99.0 0.0
ID 33 0.3% 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 1 0.0% 1 100% 0 0.0 0.0
ARTICLE 54 0.5% 39 72.2% 6 14.9 25.6
ISN 0 0.0% 0 0.0% 0 0.0 0.0
AT 396 3.8% 104 26.3% 30 662.9 3120.4
Other indexes 12 0.1% 3 25.0% 18 7771.4 14597.4
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 1,154 13.0% 452 39.2% 11 367.1 2395.1
Single 7,715 87.0% 3,342 43.3% 16 1267.2 10407.2
PRESENT commands, by type:
MARC 48.7%
OPAC 25.7%
SNWmm/dd srv.news MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS (