MELSRV PERIODICALS DATABASES Z39.50 SERVER STATISTICS
Time period: 08/11/01 through 08/17/01
1.0 SUMMARY STATISTICS
_______________________
Per hour usage:
Time Searches Records Presented
_______________ _____________ _________________
12-2 a.m. 867 9,984
2-4 a.m. 578 5,724
4-6 a.m. 760 6,737
6-8 a.m. 1,437 15,444
8-10 a.m. 3,750 60,676
10-12 a.m. 5,750 102,817
12-2 p.m. 5,574 113,403
2-4 p.m. 6,093 148,108
4-6 p.m. 3,848 88,107
6-8 p.m. 1,760 33,536
8-10 p.m. 1,118 26,150
10-12 p.m. 660 19,437
__________ _____________ _________________
Total: 32,195 630,123
1.1 SEARCH commands
____________________
Zero results may indicate no access to the database
Number of SEARCH commands issued by location:
Location Total
________ _____
Berkeley 1
Davis 1
Irvine 38
Los Angeles 2
Riverside 0
San Diego 1
San Francisco 0
Santa Barbara 0
Santa Cruz 0
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 1
Searchlight 0
Other - UC 23,519
Other-Network UC 8,632
_____
32,195
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 86
Los Angeles 16
Riverside 0
San Diego 2
San Francisco 0
Santa Barbara 0
Santa Cruz 0
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 6
Searchlight 0
Other - UC 607,986
Other-Network UC 22,027
_____
630,123
1.3 Response time
__________________
Search response time from receipt of search request
DLA until transmission of search response:
Average in seconds 0.2
Standard deviation in seconds 1.8
Present response time from receipt of present request
DLA until transmission of a present response:
Average in seconds 0.1
Standard deviation in seconds 0.2
2.0 PERIODICALS Database Detailed Statistics
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Median session length (minutes:seconds) 20:15
Average session length (minutes:seconds) 16:15
Longest session recorded (minutes:seconds) 382:57
Average number of searches completed per session 0.0
Retrievals per search - median 1.0
Retrievals per search - average 78.3
Retrievals per search - standard deviation 928.6
Percent of searches completed with 0 results 40.1%
Percent of searches entered that are long 0.0%
Percent of long searches completed
(includes partial results) 100%
Commands entered, by type, excluding errors:
Total Percentage
__________ __________
SEARCH 32,195 18.7%
PRESENT 122,453 71.3%
INIT or CLOSE 17,026 9.9%
OTHER 51 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:
PERIODICAL TITLE15,886 42.8% 6,109 38.5% 5 210.6 1587.8
EXACT PE TITLE 7,919 21.3% 1,757 22.2% 2 29.5 468.6
RELATED PE TITLE 0 0.0% 0 0.0% 0 0.0 0.0
EXACT RELATED PE 0 0.0% 0 0.0% 0 0.0 0.0
PERSONAL AUTHOR 1,065 2.9% 974 91.5% 2 15.4 78.5
CORP AUTHOR 2,249 6.1% 2,014 89.6% 6 72.6 465.5
EXACT CORP AUTH 92 0.2% 24 26.1% 8 111.8 280.1
SUBJECT 1,754 4.7% 1,123 64.0% 12 310.2 1043.5
EXACT SUBJECT 165 0.4% 49 29.7% 8 231.1 1444.9
SERIES 28 0.1% 19 67.9% 9 17.8 19.5
EXACT SERIES 4 0.0% 1 25.0% 7 8.7 8.6
CODEN 24 0.1% 5 20.8% 1 1.0 0.0
ISBN 1,901 5.1% 1,901 100% 0 0.0 0.0
LCCN 308 0.8% 296 96.1% 1 1.1 0.3
ISSN 2,527 6.8% 231 9.1% 1 1.6 1.0
INDEXED BY 6 0.0% 6 100% 0 0.0 0.0
DLA ID 0 0.0% 0 0.0% 0 0.0 0.0
LOCAL NUM 4 0.0% 3 75.0% 48 48.0 0.0
GOV'T DOC NUM 3 0.0% 3 100% 0 0.0 0.0
REPORT NUM 4 0.0% 3 75.0% 2 2.0 0.0
STOCK NUM 4 0.0% 4 100% 0 0.0 0.0
GPO ITEM NUM 1 0.0% 1 100% 0 0.0 0.0
AT 3,077 8.3% 652 21.2% 2 36.9 219.1
RPE 34 0.1% 23 67.6% 37 53.2 48.9
RXPE 11 0.0% 8 72.7% 38 29.7 24.6
Other indexes 23 0.1% 18 78.3% 6,787 9587.4 10404.9
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 4,825 15.0% 2,247 46.6% 2 43.1 457.0
Single 27,370 85.0% 10,675 39.0% 3 144.3 1273.3
PRESENT commands, by type:
MARC 29.4%
OPAC 20.1%
SPEmm/dd srv.pe MELSRV PERIODICALS DATABASES Z39.50 SERVER STATISTICS (weekly)