MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS
Time period: 11/10/01 through 11/16/01
1.0 SUMMARY STATISTICS
_______________________
Per hour usage:
Time Searches Records Presented
_______________ _____________ _________________
12-2 a.m. 143 1,813
2-4 a.m. 38 164
4-6 a.m. 17 245
6-8 a.m. 36 781
8-10 a.m. 273 1,807
10-12 a.m. 660 5,857
12-2 p.m. 900 10,291
2-4 p.m. 938 12,587
4-6 p.m. 738 9,480
6-8 p.m. 481 4,676
8-10 p.m. 376 4,087
10-12 p.m. 319 5,008
__________ _____________ _________________
Total: 4,919 56,796
1.1 SEARCH commands
____________________
Zero results may indicate no access to the database
Number of SEARCH commands issued by location:
Location Total
________ _____
Berkeley 0
Davis 0
Irvine 1
Los Angeles 54
Riverside 0
San Diego 8
San Francisco 0
Santa Barbara 0
Santa Cruz 3
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 0
Searchlight 2,308
Other - UC 2,537
Other-Network UC 8
_____
4,919
1.2 Records Presented
______________________
Zero results may indicate no access to the database
Number of Records Presented by location:
Location Total
________ _____
Berkeley 0
Davis 0
Irvine 6
Los Angeles 722
Riverside 0
San Diego 0
San Francisco 0
Santa Barbara 0
Santa Cruz 196
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 0
Searchlight 0
Other - UC 55,864
Other-Network UC 8
_____
56,796
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 2.3
Present response time from receipt of present request
DLA until transmission of a present response:
Average in seconds 0.4
Standard deviation in seconds 0.8
2.0 NEWSPAPER ARTICLES Database Detailed Statistics
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Median session length (minutes:seconds) 0:04
Average session length (minutes:seconds) 7:17
Longest session recorded (minutes:seconds) 124:18
Average number of searches completed per session 0.0
Retrievals per search - median 2.0
Retrievals per search - average 523.7
Retrievals per search - standard deviation 12764
Percent of searches completed with 0 results 38.1%
Percent of searches entered that are long 0.0%
Percent of long searches completed
(includes partial results) 0.0%
Commands entered, by type, excluding errors:
Total Percentage
__________ __________
SEARCH 4,919 24.9%
PRESENT 11,504 58.3%
INIT or CLOSE 3,313 16.8%
OTHER 7 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 205 3.4% 93 45.4% 7 252.2 524.2
TITLE WORD 381 6.3% 150 39.4% 6 299.0 1625.9
EXACT TITLE 31 0.5% 21 67.7% 1 189.9 597.4
JOURNAL TITLE 19 0.3% 18 94.7% 866954 866954 0.0
EXACT JOURNAL 183 3.0% 60 32.8% 5 152.5 411.4
SUBJECT WORD 296 4.9% 154 52.0% 6 72.5 202.3
EXACT SUBJECT 257 4.2% 51 19.8% 8 114.3 323.2
KEYWORD 3,861 63.6% 1,476 38.2% 19 661.8 4544.1
DATE 258 4.2% 80 31.0% 9 261.9 2688.5
ADDED SINCE 34 0.6% 26 76.5% 4 12.8 17.1
PUB TYPE 28 0.5% 22 78.6% 35 85.3 108.4
SUBFILE 10 0.2% 7 70.0% 1 7.0 10.4
ID 24 0.4% 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 0.2% 10 71.4% 2 2.5 1.9
ISN 0 0.0% 0 0.0% 0 0.0 0.0
AT 453 7.5% 108 23.8% 17 316.0 2255.2
Other indexes 21 0.3% 16 76.2% 1 86.0 116.5
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 836 17.0% 298 35.6% 12 298.7 2376.6
Single 4,083 83.0% 1,575 38.6% 16 963.0 17831.9
PRESENT commands, by type:
MARC 49.0%
OPAC 32.4%
SNWmm/dd srv.news MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS (