MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS
Time period: 01/01/01 through 01/31/01
1.0 SUMMARY STATISTICS
_______________________
Per hour usage:
Time Searches Records Presented
_______________ _____________ _________________
12-2 a.m. 409 3,223
2-4 a.m. 140 1,342
4-6 a.m. 46 313
6-8 a.m. 113 931
8-10 a.m. 861 11,247
10-12 a.m. 2,112 19,344
12-2 p.m. 2,521 26,188
2-4 p.m. 3,267 39,067
4-6 p.m. 2,227 21,811
6-8 p.m. 1,266 13,284
8-10 p.m. 1,054 12,140
10-12 p.m. 674 6,463
__________ _____________ _________________
Total: 14,690 155,353
1.1 SEARCH commands
____________________
Zero results may indicate no access to the database
Number of SEARCH commands issued by location:
Location Total
________ _____
Berkeley 6
Davis 5
Irvine 20
Los Angeles 42
Riverside 2
San Diego 71
San Francisco 7
Santa Barbara 0
Santa Cruz 0
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 7,115
Searchlight 7,120
Other - UC 278
Other-Network UC 24
_____
14,690
1.2 Records Presented
______________________
Zero results may indicate no access to the database
Number of Records Presented by location:
Location Total
________ _____
Berkeley 68
Davis 238
Irvine 140
Los Angeles 34
Riverside 0
San Diego 0
San Francisco 2
Santa Barbara 0
Santa Cruz 0
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 151,704
Searchlight 251
Other - UC 2,754
Other-Network UC 162
_____
155,353
1.3 Response time
__________________
Search response time from receipt of search request
DLA until transmission of search response:
Average in seconds 0.8
Standard deviation in seconds 3.8
Present response time from receipt of present request
DLA until transmission of a present response:
Average in seconds 0.4
Standard deviation in seconds 1.7
2.0 NEWSPAPER ARTICLES Database Detailed Statistics
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Median session length (minutes:seconds) 0:04
Average session length (minutes:seconds) 7:25
Longest session recorded (minutes:seconds) 169:10
Average number of searches completed per session 0.0
Retrievals per search - median 2.0
Retrievals per search - average 616.7
Retrievals per search - standard deviation 11789
Percent of searches completed with 0 results 38.4%
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 14,690 27.1%
PRESENT 29,463 54.3%
INIT or CLOSE 10,036 18.5%
OTHER 86 0.2%
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 484 2.6% 238 49.2% 11 259.4 705.4
TITLE WORD 1,011 5.5% 361 35.7% 6 244.8 1234.1
EXACT TITLE 88 0.5% 56 63.6% 1 4.6 10.2
JOURNAL TITLE 28 0.2% 24 85.7% 1,200 322872 644144
EXACT JOURNAL 806 4.4% 235 29.2% 35 375.6 1093.6
SUBJECT WORD 1,180 6.4% 539 45.7% 20 500.8 2295.6
EXACT SUBJECT 614 3.3% 119 19.4% 9 218.4 1342.2
KEYWORD 11,676 63.1% 4,517 38.7% 18 995.6 7216.9
DATE 898 4.9% 306 34.1% 23 320.7 829.2
ADDED SINCE 225 1.2% 160 71.1% 2 95.1 385.4
PUB TYPE 56 0.3% 41 73.2% 7 54.7 123.4
SUBFILE 24 0.1% 14 58.3% 114 422.2 868.8
ID 23 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 8 0.0% 3 37.5% 16 19.0 8.5
ARTICLE 31 0.2% 13 41.9% 10 19.0 25.0
ISN 0 0.0% 0 0.0% 0 0.0 0.0
AT 1,327 7.2% 343 25.8% 25 644.1 3358.1
Other indexes 14 0.1% 6 42.9% 88 128.1 125.3
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 2,647 18.0% 853 32.2% 20 495.1 2589.8
Single 12,043 82.0% 4,795 39.8% 16 1127.4 16718.3
PRESENT commands, by type:
MARC 45.2%
OPAC 35.4%
SNWmm/dd srv.news MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS (