MELSRV PERIODICALS DATABASES Z39.50 SERVER STATISTICS
Time period: 06/09/01 through 06/15/01
1.0 SUMMARY STATISTICS
_______________________
Per hour usage:
Time Searches Records Presented
_______________ _____________ _________________
12-2 a.m. 1,448 30,810
2-4 a.m. 893 6,453
4-6 a.m. 823 7,127
6-8 a.m. 1,488 18,508
8-10 a.m. 3,084 54,403
10-12 a.m. 5,322 114,181
12-2 p.m. 5,263 103,928
2-4 p.m. 5,320 126,128
4-6 p.m. 4,264 91,434
6-8 p.m. 2,538 48,630
8-10 p.m. 1,916 33,818
10-12 p.m. 1,588 25,387
__________ _____________ _________________
Total: 33,947 660,807
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 0
Irvine 64
Los Angeles 0
Riverside 0
San Diego 0
San Francisco 0
Santa Barbara 0
Santa Cruz 0
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 22,307
Searchlight 2,005
Other - UC 168
Other-Network UC 9,402
_____
33,947
1.2 Records Presented
______________________
Zero results may indicate no access to the database
Number of Records Presented by location:
Location Total
________ _____
Berkeley 14
Davis 0
Irvine 188
Los Angeles 0
Riverside 0
San Diego 0
San Francisco 0
Santa Barbara 0
Santa Cruz 0
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 643,906
Searchlight 0
Other - UC 1,253
Other-Network UC 15,446
_____
660,807
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 3.5
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) 20:06
Average session length (minutes:seconds) 14:56
Longest session recorded (minutes:seconds) 255:01
Average number of searches completed per session 0.0
Retrievals per search - median 1.0
Retrievals per search - average 79.0
Retrievals per search - standard deviation 1088.6
Percent of searches completed with 0 results 41.9%
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 33,947 19.0%
PRESENT 125,202 70.1%
INIT or CLOSE 19,304 10.8%
OTHER 50 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 TITLE15,732 41.2% 6,070 38.6% 5 216.5 1927.2
EXACT PE TITLE 9,018 23.6% 2,895 32.1% 2 28.4 485.3
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 1,278 3.3% 1,159 90.7% 5 13.2 37.5
CORP AUTHOR 1,785 4.7% 1,573 88.1% 5 166.0 649.7
EXACT CORP AUTH 95 0.2% 38 40.0% 6 116.3 257.1
SUBJECT 2,039 5.3% 1,334 65.4% 18 453.8 1715.1
EXACT SUBJECT 209 0.5% 85 40.7% 9 304.9 1527.9
SERIES 59 0.2% 49 83.1% 5 64.8 176.0
EXACT SERIES 3 0.0% 1 33.3% 4 3.5 3.5
CODEN 70 0.2% 13 18.6% 1 1.4 1.2
ISBN 1,979 5.2% 1,979 100% 0 0.0 0.0
LCCN 83 0.2% 74 89.2% 1 1.0 0.0
ISSN 3,013 7.9% 274 9.1% 1 1.7 1.0
INDEXED BY 1 0.0% 1 100% 0 0.0 0.0
DLA ID 11 0.0% 1 9.1% 1 1.0 0.0
LOCAL NUM 13 0.0% 6 46.2% 2 21.1 24.5
GOV'T DOC NUM 4 0.0% 3 75.0% 53 53.0 0.0
REPORT NUM 2 0.0% 2 100% 0 0.0 0.0
STOCK NUM 4 0.0% 4 100% 0 0.0 0.0
GPO ITEM NUM 0 0.0% 0 0.0% 0 0.0 0.0
AT 2,723 7.1% 579 21.3% 2 35.8 219.6
RPE 51 0.1% 26 51.0% 13 395.8 1236.1
RXPE 8 0.0% 5 62.5% 5 12.3 16.3
Other indexes 26 0.1% 20 76.9% 95 883.8 1751.7
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 4,149 12.2% 1,883 45.4% 2 35.9 226.3
Single 29,798 87.8% 12,329 41.4% 3 148.9 1512.0
PRESENT commands, by type:
MARC 28.5%
OPAC 20.3%
SPEmm/dd srv.pe MELSRV PERIODICALS DATABASES Z39.50 SERVER STATISTICS (weekly)