MELSRV MAGAZINE & JOURNAL DATABASES Z39.50 SERVER STATISTICS
Time period: 12/01/01 through 12/07/01
1.0 SUMMARY STATISTICS
_______________________
Per hour usage:
Time Searches Records Presented
_______________ _____________ _________________
12-2 a.m. 1,164 48,859
2-4 a.m. 487 15,917
4-6 a.m. 245 6,496
6-8 a.m. 232 6,882
8-10 a.m. 1,310 33,671
10-12 a.m. 3,970 106,620
12-2 p.m. 5,589 176,621
2-4 p.m. 6,291 226,272
4-6 p.m. 5,895 190,117
6-8 p.m. 3,949 126,306
8-10 p.m. 3,195 114,872
10-12 p.m. 2,201 77,536
__________ _____________ _________________
Total: 34,528 1,130,169
1.1 SEARCH commands
____________________
Zero results may indicate no access to the database
Number of SEARCH commands issued by location:
Location Total
________ _____
Berkeley 8
Davis 43
Irvine 24
Los Angeles 49
Riverside 3
San Diego 4
San Francisco 1
Santa Barbara 4
Santa Cruz 1
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 0
Searchlight 2,159
Other - UC 32,213
Other-Network UC 19
_____
34,528
1.2 Records Presented
______________________
Zero results may indicate no access to the database
Number of Records Presented by location:
Location Total
________ _____
Berkeley 42
Davis 430
Irvine 98
Los Angeles 254
Riverside 0
San Diego 5
San Francisco 0
Santa Barbara 26
Santa Cruz 0
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 0
Searchlight 0
Other - UC 1,129,060
Other-Network UC 254
_____
1,130,169
1.3 Response time
__________________
Search response time from receipt of search request
DLA until transmission of search response:
Average in seconds 1.1
Standard deviation in seconds 4.8
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 MAGAZINE & JOURNAL Database Detailed Statistics
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Median session length (minutes:seconds) 22:09
Average session length (minutes:seconds) 23:32
Longest session recorded (minutes:seconds) 217:58
Average number of searches completed per session 0.0
Retrievals per search - median 8.0
Retrievals per search - average 938.4
Retrievals per search - standard deviation 12304
Percent of searches completed with 0 results 22.3%
Percent of searches entered that are long 0.3%
Percent of long searches completed
(includes partial results) 100%
Commands entered, by type, excluding errors:
Total Percentage
__________ __________
SEARCH 34,528 13.1%
PRESENT 215,437 81.5%
INIT or CLOSE 13,877 5.3%
OTHER 372 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 4,480 9.6% 1,328 29.6% 6 70.9 690.9
TITLE WORD 4,121 8.9% 1,265 30.7% 4 155.2 1146.1
EXACT TITLE 709 1.5% 469 66.1% 1 8.2 25.8
JOURNAL TITLE 2,367 5.1% 1,176 49.7% 8 3104.4 25176.3
EXACT JOURNAL 2,390 5.1% 380 15.9% 908 4968.9 10729.9
SUBJECT WORD 3,556 7.6% 1,499 42.2% 15 493.8 3412.9
EXACT SUBJECT 1,709 3.7% 338 19.8% 13 1521.8 33036.2
KEYWORD 19,300 41.5% 3,124 16.2% 24 935.2 12848.1
DATE 799 1.7% 215 26.9% 20 146.2 513.3
ADDED SINCE 129 0.3% 96 74.4% 5 30.0 48.7
PUB TYPE 262 0.6% 94 35.9% 14 212.7 1892.7
SUBFILE 246 0.5% 65 26.4% 23 247.5 788.7
ID 78 0.2% 1 1.3% 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 5 0.0% 2 40.0% 10 442.7 757.2
ARTICLE 1,030 2.2% 226 21.9% 20 164.3 609.7
ISN 0 0.0% 0 0.0% 0 0.0 0.0
AT 5,247 11.3% 1,143 21.8% 28 1055.9 7861.5
Other indexes 92 0.2% 78 84.8% 4 84.3 282.7
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 9,657 28.0% 2,820 29.2% 15 682.7 6129.1
Single 24,871 72.0% 4,892 19.7% 23 1388.2 15755.0
PRESENT commands, by type:
MARC 45.8%
OPAC 26.7%
SMGmm/dd srv.mags MELSRV MAGAZINE & JOURNAL DATABASES Z39.50 SERVER STATISTICS (