MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS
Time period: 11/03/01 through 11/09/01
1.0 SUMMARY STATISTICS
_______________________
Per hour usage:
Time Searches Records Presented
_______________ _____________ _________________
12-2 a.m. 132 995
2-4 a.m. 27 99
4-6 a.m. 25 85
6-8 a.m. 28 107
8-10 a.m. 200 1,607
10-12 a.m. 550 5,261
12-2 p.m. 829 5,868
2-4 p.m. 901 10,115
4-6 p.m. 674 7,435
6-8 p.m. 473 5,303
8-10 p.m. 355 6,079
10-12 p.m. 219 3,184
__________ _____________ _________________
Total: 4,413 46,138
1.1 SEARCH commands
____________________
Zero results may indicate no access to the database
Number of SEARCH commands issued by location:
Location Total
________ _____
Berkeley 27
Davis 0
Irvine 0
Los Angeles 93
Riverside 0
San Diego 38
San Francisco 0
Santa Barbara 0
Santa Cruz 1
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 0
Searchlight 2,219
Other - UC 2,032
Other-Network UC 3
_____
4,413
1.2 Records Presented
______________________
Zero results may indicate no access to the database
Number of Records Presented by location:
Location Total
________ _____
Berkeley 563
Davis 0
Irvine 0
Los Angeles 3
Riverside 0
San Diego 736
San Francisco 0
Santa Barbara 0
Santa Cruz 0
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 0
Searchlight 0
Other - UC 44,827
Other-Network UC 9
_____
46,138
1.3 Response time
__________________
Search response time from receipt of search request
DLA until transmission of search response:
Average in seconds 0.7
Standard deviation in seconds 2.7
Present response time from receipt of present request
DLA until transmission of a present response:
Average in seconds 0.4
Standard deviation in seconds 0.7
2.0 NEWSPAPER ARTICLES Database Detailed Statistics
_________________________________________
Median session length (minutes:seconds) 0:04
Average session length (minutes:seconds) 6:44
Longest session recorded (minutes:seconds) 105:37
Average number of searches completed per session 0.0
Retrievals per search - median 2.0
Retrievals per search - average 505.8
Retrievals per search - standard deviation 4666.0
Percent of searches completed with 0 results 39.8%
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 4,413 25.4%
PRESENT 9,742 56.2%
INIT or CLOSE 3,185 18.4%
OTHER 3 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 215 3.9% 151 70.2% 7 251.4 421.7
TITLE WORD 307 5.6% 168 54.7% 11 769.1 3745.4
EXACT TITLE 15 0.3% 13 86.7% 1 1.0 0.0
JOURNAL TITLE 7 0.1% 7 100% 0 0.0 0.0
EXACT JOURNAL 120 2.2% 39 32.5% 14 264.7 846.5
SUBJECT WORD 286 5.2% 144 50.3% 17 556.7 2124.5
EXACT SUBJECT 180 3.3% 32 17.8% 9 156.9 652.9
KEYWORD 3,595 65.2% 1,379 38.4% 18 925.9 6480.5
DATE 279 5.1% 145 52.0% 24 113.4 293.8
ADDED SINCE 55 1.0% 36 65.5% 6 45.1 90.1
PUB TYPE 16 0.3% 13 81.3% 3 3.3 2.5
SUBFILE 4 0.1% 2 50.0% 130 129.5 178.9
ID 4 0.1% 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 14 0.3% 7 50.0% 2 9.0 13.6
ISN 0 0.0% 0 0.0% 0 0.0 0.0
AT 408 7.4% 95 23.3% 24 643.5 3170.1
Other indexes 7 0.1% 6 85.7% 144 144.0 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 757 17.2% 289 38.2% 22 561.8 2807.6
Single 3,656 82.8% 1,466 40.1% 17 899.1 6468.4
PRESENT commands, by type:
MARC 48.5%
OPAC 32.5%
SNWmm/dd srv.news MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS (