MELSRV CURRENT CONTENTS DATABASES Z39.50 SERVER STATISTICS
Time period: 12/08/01 through 12/14/01
1.0 SUMMARY STATISTICS
_______________________
Per hour usage:
Time Searches Records Presented
_______________ _____________ _________________
12-2 a.m. 519 7,516
2-4 a.m. 277 2,581
4-6 a.m. 95 1,922
6-8 a.m. 254 2,534
8-10 a.m. 989 13,522
10-12 a.m. 1,769 35,060
12-2 p.m. 1,806 34,498
2-4 p.m. 2,307 39,704
4-6 p.m. 1,708 27,080
6-8 p.m. 820 12,424
8-10 p.m. 525 8,084
10-12 p.m. 413 6,913
__________ _____________ _________________
Total: 11,482 191,838
1.1 SEARCH commands
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Zero results may indicate no access to the database
Number of SEARCH commands issued by location:
Location Total
________ _____
Berkeley 213
Davis 353
Irvine 23
Los Angeles 130
Riverside 24
San Diego 112
San Francisco 44
Santa Barbara 336
Santa Cruz 220
Lawrence Berkeley 14
Lawrence Livermore 27
Los Alamos 0
MELWEB 0
Searchlight 1,002
Other - UC 8,772
Other-Network UC 212
_____
11,482
1.2 Records Presented
______________________
Zero results may indicate no access to the database
Number of Records Presented by location:
Location Total
________ _____
Berkeley 2,299
Davis 9,549
Irvine 515
Los Angeles 1,227
Riverside 734
San Diego 1,022
San Francisco 250
Santa Barbara 10,845
Santa Cruz 713
Lawrence Berkeley 542
Lawrence Livermore 415
Los Alamos 0
MELWEB 0
Searchlight 0
Other - UC 162,083
Other-Network UC 1,644
_____
191,838
1.3 Response time
__________________
Search response time from receipt of search request
DLA until transmission of search response:
Average in seconds 2.0
Standard deviation in seconds 7.3
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 CURRENT CONTENTS Database Detailed Statistics
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Median session length (minutes:seconds) 20:33
Average session length (minutes:seconds) 15:42
Longest session recorded (minutes:seconds) 162:58
Average number of searches completed per session 0.0
Retrievals per search - median 6.0
Retrievals per search - average 675.6
Retrievals per search - standard deviation 8072.4
Percent of searches completed with 0 results 24.3%
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 11,482 15.0%
PRESENT 59,861 78.0%
INIT or CLOSE 5,355 7.0%
OTHER 46 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 5,580 36.2% 983 17.6% 15 264.2 2732.1
TITLE WORD 5,717 37.1% 1,599 28.0% 10 768.7 5891.2
EXACT TITLE 141 0.9% 87 61.7% 1 10.7 24.0
JOURNAL 1,123 7.3% 404 36.0% 8 3682.6 27568.1
EXACT JOURNAL 445 2.9% 147 33.0% 143 2889.1 8537.8
DATE 520 3.4% 74 14.2% 8 103.9 485.2
ADDED SINCE 891 5.8% 611 68.6% 3 11.9 21.4
SUBFILE 76 0.5% 23 30.3% 50 195.1 418.0
LANGUAGE 183 1.2% 47 25.7% 25 767.0 5031.6
SUBJECT CATEGORY 138 0.9% 37 26.8% 8 66.3 218.7
PUB TYPE 115 0.7% 35 30.4% 8 87.1 215.7
ISN 0 0.0% 0 0.0% 0 0.0 0.0
ARTICLE 0 0.0% 0 0.0% 0 0.0 0.0
AT 476 3.1% 125 26.3% 25 1907.8 6625.7
Other indexes 7 0.0% 4 57.1% 6 5.0 1.7
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 3,263 28.4% 1,181 36.2% 5 455.3 3531.1
Single 8,219 71.6% 1,608 19.6% 23 1030.0 10436.6
PRESENT commands, by type:
MARC 66.1%
OPAC 20.3%
SCCmm/dd srv.cc MELSRV CURRENT CONTENTS DATABASES Z39.50 SERVER STATISTICS (we