MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS
Time period: 08/01/01 through 08/31/01
1.0 SUMMARY STATISTICS
_______________________
Per hour usage:
Time Searches Records Presented
_______________ _____________ _________________
12-2 a.m. 219 565
2-4 a.m. 57 132
4-6 a.m. 8 43
6-8 a.m. 73 716
8-10 a.m. 548 6,182
10-12 a.m. 1,243 8,651
12-2 p.m. 1,317 14,118
2-4 p.m. 1,684 17,097
4-6 p.m. 1,395 9,604
6-8 p.m. 645 6,720
8-10 p.m. 256 2,987
10-12 p.m. 315 1,938
__________ _____________ _________________
Total: 7,760 68,753
1.1 SEARCH commands
____________________
Zero results may indicate no access to the database
Number of SEARCH commands issued by location:
Location Total
________ _____
Berkeley 9
Davis 40
Irvine 2
Los Angeles 454
Riverside 2
San Diego 16
San Francisco 8
Santa Barbara 4
Santa Cruz 0
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 11
Searchlight 2,907
Other - UC 4,275
Other-Network UC 32
_____
7,760
1.2 Records Presented
______________________
Zero results may indicate no access to the database
Number of Records Presented by location:
Location Total
________ _____
Berkeley 248
Davis 256
Irvine 34
Los Angeles 558
Riverside 0
San Diego 0
San Francisco 37
Santa Barbara 15
Santa Cruz 0
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 0
Searchlight 0
Other - UC 67,105
Other-Network UC 500
_____
68,753
1.3 Response time
__________________
Search response time from receipt of search request
DLA until transmission of search response:
Average in seconds 0.6
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 0.5
2.0 NEWSPAPER ARTICLES Database Detailed Statistics
_________________________________________
Median session length (minutes:seconds) 0:05
Average session length (minutes:seconds) 6:55
Longest session recorded (minutes:seconds) 192:58
Average number of searches completed per session 0.0
Retrievals per search - median 1.0
Retrievals per search - average 534.7
Retrievals per search - standard deviation 6072.8
Percent of searches completed with 0 results 43.9%
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 7,760 29.4%
PRESENT 13,773 52.2%
INIT or CLOSE 4,843 18.4%
OTHER 12 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 796 6.7% 621 78.0% 9 257.9 627.6
TITLE WORD 895 7.6% 531 59.3% 8 551.3 3123.0
EXACT TITLE 56 0.5% 32 57.1% 5 62.0 112.4
JOURNAL TITLE 15 0.1% 11 73.3% 17 35229.8 70436.2
EXACT JOURNAL 1,021 8.7% 212 20.8% 5 250.9 4999.9
SUBJECT WORD 1,291 10.9% 409 31.7% 5 84.0 601.0
EXACT SUBJECT 194 1.6% 51 26.3% 9 118.4 512.2
KEYWORD 5,542 47.0% 2,538 45.8% 15 1181.5 8950.8
DATE 1,339 11.4% 463 34.6% 5 36.3 259.9
ADDED SINCE 187 1.6% 144 77.0% 3 7.7 13.8
PUB TYPE 31 0.3% 18 58.1% 9 19.9 42.1
SUBFILE 7 0.1% 5 71.4% 3 2.5 2.1
ID 10 0.1% 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 2 0.0% 2 100% 0 0.0 0.0
ARTICLE 4 0.0% 0 0.0% 3 4.3 4.0
ISN 0 0.0% 0 0.0% 0 0.0 0.0
AT 401 3.4% 110 27.4% 21 1497.9 10416.9
Other indexes 4 0.0% 3 75.0% 160 160.0 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 2,341 30.2% 1,036 44.3% 6 382.9 4984.2
Single 5,419 69.8% 2,371 43.8% 17 1197.4 9083.5
PRESENT commands, by type:
MARC 48.2%
OPAC 32.5%
SNWmm/dd srv.news MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS (