MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS
Time period: 01/01/02 through 01/31/02
1.0 SUMMARY STATISTICS
_______________________
Per hour usage:
Time Searches Records Presented
_______________ _____________ _________________
12-2 a.m. 265 1,391
2-4 a.m. 93 82
4-6 a.m. 69 55
6-8 a.m. 131 368
8-10 a.m. 499 2,940
10-12 a.m. 1,323 11,681
12-2 p.m. 1,608 15,416
2-4 p.m. 1,877 19,918
4-6 p.m. 1,434 19,289
6-8 p.m. 808 8,307
8-10 p.m. 568 4,728
10-12 p.m. 425 6,926
__________ _____________ _________________
Total: 9,100 91,101
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 27
Irvine 0
Los Angeles 18
Riverside 0
San Diego 368
San Francisco 8
Santa Barbara 7
Santa Cruz 2
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 3,949
Searchlight 4,207
Other - UC 467
Other-Network UC 46
_____
9,100
1.2 Records Presented
______________________
Zero results may indicate no access to the database
Number of Records Presented by location:
Location Total
________ _____
Berkeley 6
Davis 39
Irvine 0
Los Angeles 5
Riverside 0
San Diego 0
San Francisco 68
Santa Barbara 0
Santa Cruz 0
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 89,845
Searchlight 53
Other - UC 1,018
Other-Network UC 67
_____
91,101
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 0.3
Standard deviation in seconds 0.4
2.0 NEWSPAPER ARTICLES Database Detailed Statistics
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Median session length (minutes:seconds) 0:01
Average session length (minutes:seconds) 6:14
Longest session recorded (minutes:seconds) 112:08
Average number of searches completed per session 0.0
Retrievals per search - median 3.0
Retrievals per search - average 1249.0
Retrievals per search - standard deviation 15790
Percent of searches completed with 0 results 37.1%
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 9,100 27.5%
PRESENT 17,352 52.5%
INIT or CLOSE 6,576 19.9%
OTHER 25 0.1%
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 348 3.2% 188 54.0% 12 8652.9 106749
TITLE WORD 671 6.2% 256 38.1% 8 538.8 5298.4
EXACT TITLE 67 0.6% 44 65.7% 1 251.3 828.3
JOURNAL TITLE 24 0.2% 22 91.7% 675622 675622 954381
EXACT JOURNAL 247 2.3% 64 25.9% 12 308.1 831.4
SUBJECT WORD 514 4.8% 306 59.5% 11 437.2 1599.6
EXACT SUBJECT 311 2.9% 67 21.5% 7 587.1 5658.2
KEYWORD 7,379 68.6% 2,611 35.4% 37 1997.9 9384.1
DATE 299 2.8% 99 33.1% 8 73.0 182.3
ADDED SINCE 117 1.1% 104 88.9% 1 2.6 5.0
PUB TYPE 36 0.3% 24 66.7% 5 18.1 24.5
SUBFILE 11 0.1% 6 54.5% 2 3.4 3.7
ID 2 0.0% 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 18 0.2% 13 72.2% 2 4.0 5.6
ISN 0 0.0% 0 0.0% 0 0.0 0.0
AT 705 6.6% 183 26.0% 21 814.2 4155.5
Other indexes 7 0.1% 0 0.0% 12 332.0 807.5
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 1,325 14.6% 461 34.8% 16 2124.3 46040.5
Single 7,775 85.4% 2,916 37.5% 33 1961.4 9418.0
PRESENT commands, by type:
MARC 43.7%
OPAC 40.5%
SNWmm/dd srv.news MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS (