MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS
Time period: 12/01/01 through 12/31/01
1.0 SUMMARY STATISTICS
_______________________
Per hour usage:
Time Searches Records Presented
_______________ _____________ _________________
12-2 a.m. 357 1,472
2-4 a.m. 102 354
4-6 a.m. 66 49
6-8 a.m. 99 169
8-10 a.m. 399 3,249
10-12 a.m. 1,051 7,113
12-2 p.m. 1,278 12,473
2-4 p.m. 1,451 15,863
4-6 p.m. 1,149 11,074
6-8 p.m. 701 6,669
8-10 p.m. 591 5,639
10-12 p.m. 519 5,717
__________ _____________ _________________
Total: 7,763 69,841
1.1 SEARCH commands
____________________
Zero results may indicate no access to the database
Number of SEARCH commands issued by location:
Location Total
________ _____
Berkeley 26
Davis 11
Irvine 0
Los Angeles 15
Riverside 0
San Diego 198
San Francisco 1
Santa Barbara 100
Santa Cruz 2
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 0
Searchlight 3,786
Other - UC 3,590
Other-Network UC 34
_____
7,763
1.2 Records Presented
______________________
Zero results may indicate no access to the database
Number of Records Presented by location:
Location Total
________ _____
Berkeley 178
Davis 42
Irvine 0
Los Angeles 15
Riverside 0
San Diego 0
San Francisco 0
Santa Barbara 2,056
Santa Cruz 0
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 0
Searchlight 0
Other - UC 67,430
Other-Network UC 120
_____
69,841
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 1.4
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) 0:03
Average session length (minutes:seconds) 5:59
Longest session recorded (minutes:seconds) 148:53
Average number of searches completed per session 0.0
Retrievals per search - median 2.0
Retrievals per search - average 710.1
Retrievals per search - standard deviation 6566.3
Percent of searches completed with 0 results 41.2%
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 7,763 27.1%
PRESENT 15,124 52.8%
INIT or CLOSE 5,711 20.0%
OTHER 18 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 321 3.5% 165 51.4% 19 195.4 385.7
TITLE WORD 574 6.3% 198 34.5% 4 139.1 566.9
EXACT TITLE 37 0.4% 26 70.3% 1 2.0 2.5
JOURNAL TITLE 22 0.2% 21 95.5% 1 1.0 0.0
EXACT JOURNAL 188 2.1% 67 35.6% 7 118.5 306.3
SUBJECT WORD 456 5.0% 268 58.8% 27 424.8 2533.5
EXACT SUBJECT 254 2.8% 53 20.9% 7 103.8 442.5
KEYWORD 6,290 69.3% 2,586 41.1% 19 1438.1 9432.7
DATE 273 3.0% 86 31.5% 11 62.3 207.5
ADDED SINCE 127 1.4% 110 86.6% 2 16.8 27.2
PUB TYPE 24 0.3% 16 66.7% 17 44.1 60.7
SUBFILE 10 0.1% 8 80.0% 1,598 1597.5 2257.8
ID 17 0.2% 0 0.0% 1 1.0 0.0
ISSN 1 0.0% 1 100% 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 6 0.1% 4 66.7% 30 29.5 23.3
ISN 0 0.0% 0 0.0% 0 0.0 0.0
AT 468 5.2% 128 27.3% 24 638.1 3023.7
Other indexes 5 0.1% 3 60.0% 1,624 1624.0 2093.0
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 968 12.5% 378 39.0% 15 396.8 2315.0
Single 6,795 87.5% 2,817 41.5% 17 1326.9 9086.1
PRESENT commands, by type:
MARC 53.8%
OPAC 25.7%
SNWmm/dd srv.news MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS (