MELSRV CURRENT CONTENTS DATABASES Z39.50 SERVER STATISTICS
Time period: 07/21/01 through 07/27/01
1.0 SUMMARY STATISTICS
_______________________
Per hour usage:
Time Searches Records Presented
_______________ _____________ _________________
12-2 a.m. 593 5,155
2-4 a.m. 335 2,936
4-6 a.m. 84 1,169
6-8 a.m. 314 5,401
8-10 a.m. 1,023 18,840
10-12 a.m. 2,103 39,343
12-2 p.m. 1,604 33,339
2-4 p.m. 2,384 62,717
4-6 p.m. 1,840 34,960
6-8 p.m. 675 13,603
8-10 p.m. 379 7,631
10-12 p.m. 221 4,318
__________ _____________ _________________
Total: 11,555 229,412
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 129
Davis 327
Irvine 20
Los Angeles 79
Riverside 19
San Diego 148
San Francisco 55
Santa Barbara 77
Santa Cruz 60
Lawrence Berkeley 18
Lawrence Livermore 2
Los Alamos 0
MELWEB 74
Searchlight 998
Other - UC 9,319
Other-Network UC 230
_____
11,555
1.2 Records Presented
______________________
Zero results may indicate no access to the database
Number of Records Presented by location:
Location Total
________ _____
Berkeley 1,052
Davis 24,629
Irvine 458
Los Angeles 983
Riverside 57
San Diego 2,179
San Francisco 455
Santa Barbara 1,117
Santa Cruz 686
Lawrence Berkeley 129
Lawrence Livermore 847
Los Alamos 0
MELWEB 51
Searchlight 0
Other - UC 188,011
Other-Network UC 8,758
_____
229,412
1.3 Response time
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Search response time from receipt of search request
DLA until transmission of search response:
Average in seconds 1.5
Standard deviation in seconds 5.7
Present response time from receipt of present request
DLA until transmission of a present response:
Average in seconds 0.2
Standard deviation in seconds 0.5
2.0 CURRENT CONTENTS Database Detailed Statistics
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Median session length (minutes:seconds) 20:28
Average session length (minutes:seconds) 15:29
Longest session recorded (minutes:seconds) 132:42
Average number of searches completed per session 0.0
Retrievals per search - median 5.0
Retrievals per search - average 1078.3
Retrievals per search - standard deviation 12158
Percent of searches completed with 0 results 26.0%
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 11,555 12.4%
PRESENT 76,220 81.9%
INIT or CLOSE 5,205 5.6%
OTHER 42 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 5,257 34.4% 1,022 19.4% 15 225.6 3380.5
TITLE WORD 6,010 39.4% 1,696 28.2% 10 2015.5 17677.4
EXACT TITLE 139 0.9% 70 50.4% 1 96.7 505.9
JOURNAL 907 5.9% 358 39.5% 11 2776.0 22150.2
EXACT JOURNAL 582 3.8% 252 43.3% 501 4011.4 9429.2
DATE 441 2.9% 85 19.3% 5 70.4 400.9
ADDED SINCE 980 6.4% 749 76.4% 3 11.8 29.5
SUBFILE 73 0.5% 22 30.1% 50 1525.1 4439.0
LANGUAGE 155 1.0% 30 19.4% 48 231.5 625.4
SUBJECT CATEGORY 81 0.5% 30 37.0% 13 285.6 1070.1
PUB TYPE 82 0.5% 11 13.4% 35 289.2 835.0
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 561 3.7% 154 27.4% 25 787.5 4105.7
Other indexes 3 0.0% 3 100% 0 0.0 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 3,112 26.9% 1,254 40.3% 5 248.1 2106.8
Single 8,443 73.1% 1,751 20.7% 22 1792.9 15899.1
PRESENT commands, by type:
MARC 70.5%
OPAC 17.9%
SCCmm/dd srv.cc MELSRV CURRENT CONTENTS DATABASES Z39.50 SERVER STATISTICS (we