MELSRV PERIODICALS 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. 1,068 15,103
2-4 a.m. 728 13,154
4-6 a.m. 800 4,176
6-8 a.m. 1,932 15,923
8-10 a.m. 3,950 58,992
10-12 a.m. 6,686 119,487
12-2 p.m. 6,336 118,096
2-4 p.m. 7,050 144,113
4-6 p.m. 4,226 92,901
6-8 p.m. 2,149 35,684
8-10 p.m. 1,142 25,333
10-12 p.m. 899 13,608
__________ _____________ _________________
Total: 36,966 656,570
1.1 SEARCH commands
____________________
Zero results may indicate no access to the database
Number of SEARCH commands issued by location:
Location Total
________ _____
Berkeley 4
Davis 0
Irvine 56
Los Angeles 1
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 27,134
Other-Network UC 9,763
_____
36,966
1.2 Records Presented
______________________
Zero results may indicate no access to the database
Number of Records Presented by location:
Location Total
________ _____
Berkeley 29
Davis 0
Irvine 120
Los Angeles 0
Riverside 0
San Diego 4
San Francisco 0
Santa Barbara 0
Santa Cruz 0
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 463
Searchlight 0
Other - UC 638,729
Other-Network UC 17,225
_____
656,570
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 1.3
Present response time from receipt of present request
DLA until transmission of a present response:
Average in seconds 0.1
Standard deviation in seconds 0.3
2.0 PERIODICALS Database Detailed Statistics
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Median session length (minutes:seconds) 20:06
Average session length (minutes:seconds) 15:31
Longest session recorded (minutes:seconds) 368:07
Average number of searches completed per session 0.0
Retrievals per search - median 1.0
Retrievals per search - average 83.2
Retrievals per search - standard deviation 1059.7
Percent of searches completed with 0 results 40.4%
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 36,966 19.3%
PRESENT 135,483 70.6%
INIT or CLOSE 19,424 10.1%
OTHER 52 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 TITLE17,058 40.1% 6,753 39.6% 5 229.1 1719.1
EXACT PE TITLE 8,961 21.1% 1,979 22.1% 2 37.7 996.2
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 1,530 3.6% 1,371 89.6% 7 55.3 197.4
CORP AUTHOR 2,170 5.1% 1,919 88.4% 5 78.7 247.6
EXACT CORP AUTH 72 0.2% 24 33.3% 10 161.1 303.0
SUBJECT 2,358 5.5% 1,515 64.2% 13 382.7 1546.9
EXACT SUBJECT 215 0.5% 70 32.6% 9 280.2 1470.7
SERIES 32 0.1% 28 87.5% 3 3.0 2.4
EXACT SERIES 6 0.0% 1 16.7% 3 55.0 116.8
CODEN 41 0.1% 10 24.4% 1 1.1 0.2
ISBN 2,522 5.9% 2,522 100% 0 0.0 0.0
LCCN 278 0.7% 274 98.6% 1 1.0 0.0
ISSN 3,700 8.7% 266 7.2% 1 1.6 1.1
INDEXED BY 7 0.0% 5 71.4% 261 260.5 269.4
DLA ID 3 0.0% 1 33.3% 1 1.0 0.0
LOCAL NUM 7 0.0% 7 100% 0 0.0 0.0
GOV'T DOC NUM 12 0.0% 12 100% 0 0.0 0.0
REPORT NUM 3 0.0% 3 100% 0 0.0 0.0
STOCK NUM 4 0.0% 4 100% 0 0.0 0.0
GPO ITEM NUM 6 0.0% 5 83.3% 1 1.0 0.0
AT 3,419 8.0% 702 20.5% 2 32.9 245.4
RPE 45 0.1% 26 57.8% 10 21.6 26.5
RXPE 25 0.1% 11 44.0% 2 6.5 10.1
Other indexes 22 0.1% 12 54.5% 100 4731.4 11188.4
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 5,417 14.7% 2,498 46.1% 2 31.0 236.9
Single 31,549 85.3% 12,420 39.4% 3 156.1 1466.5
PRESENT commands, by type:
MARC 30.1%
OPAC 20.7%
SPEmm/dd srv.pe MELSRV PERIODICALS DATABASES Z39.50 SERVER STATISTICS (weekly)