MELSRV PERIODICALS DATABASES Z39.50 SERVER STATISTICS
Time period: 07/14/01 through 07/20/01
1.0 SUMMARY STATISTICS
_______________________
Per hour usage:
Time Searches Records Presented
_______________ _____________ _________________
12-2 a.m. 1,885 13,475
2-4 a.m. 791 8,195
4-6 a.m. 1,054 5,587
6-8 a.m. 2,005 14,614
8-10 a.m. 4,329 57,605
10-12 a.m. 6,125 142,256
12-2 p.m. 6,070 126,350
2-4 p.m. 7,187 158,805
4-6 p.m. 4,500 98,270
6-8 p.m. 2,087 35,568
8-10 p.m. 1,175 19,772
10-12 p.m. 1,394 18,803
__________ _____________ _________________
Total: 38,602 699,300
1.1 SEARCH commands
____________________
Zero results may indicate no access to the database
Number of SEARCH commands issued by location:
Location Total
________ _____
Berkeley 0
Davis 4
Irvine 116
Los Angeles 5
Riverside 0
San Diego 0
San Francisco 0
Santa Barbara 0
Santa Cruz 0
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 11
Searchlight 0
Other - UC 28,184
Other-Network UC 10,282
_____
38,602
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 345
Los Angeles 89
Riverside 0
San Diego 0
San Francisco 0
Santa Barbara 0
Santa Cruz 0
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 172
Searchlight 0
Other - UC 676,986
Other-Network UC 21,708
_____
699,300
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 4.0
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) 20:03
Average session length (minutes:seconds) 15:25
Longest session recorded (minutes:seconds) 297:29
Average number of searches completed per session 0.0
Retrievals per search - median 1.0
Retrievals per search - average 76.9
Retrievals per search - standard deviation 946.3
Percent of searches completed with 0 results 40.7%
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 38,602 19.2%
PRESENT 140,550 70.0%
INIT or CLOSE 21,386 10.7%
OTHER 159 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:
PERIODICAL TITLE17,986 40.4% 7,396 41.1% 5 211.7 1496.2
EXACT PE TITLE 9,409 21.1% 2,247 23.9% 2 39.8 1034.2
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 1,396 3.1% 1,255 89.9% 4 31.5 122.1
CORP AUTHOR 2,490 5.6% 2,214 88.9% 6 51.9 176.0
EXACT CORP AUTH 56 0.1% 15 26.8% 4 129.0 303.8
SUBJECT 2,455 5.5% 1,573 64.1% 14 393.9 1592.0
EXACT SUBJECT 225 0.5% 56 24.9% 10 351.3 1745.7
SERIES 33 0.1% 29 87.9% 3 321.8 638.8
EXACT SERIES 6 0.0% 3 50.0% 1 2.0 1.7
CODEN 23 0.1% 2 8.7% 1 1.1 0.3
ISBN 2,562 5.8% 2,562 100% 0 0.0 0.0
LCCN 207 0.5% 192 92.8% 1 1.1 0.3
ISSN 4,007 9.0% 237 5.9% 1 1.6 1.1
INDEXED BY 6 0.0% 2 33.3% 132 169.8 75.5
DLA ID 0 0.0% 0 0.0% 0 0.0 0.0
LOCAL NUM 17 0.0% 15 88.2% 23 22.5 29.0
GOV'T DOC NUM 1 0.0% 1 100% 0 0.0 0.0
REPORT NUM 1 0.0% 1 100% 0 0.0 0.0
STOCK NUM 0 0.0% 0 0.0% 0 0.0 0.0
GPO ITEM NUM 1 0.0% 1 100% 0 0.0 0.0
AT 3,548 8.0% 904 25.5% 2 29.5 163.1
RPE 39 0.1% 23 59.0% 10 383.6 675.7
RXPE 15 0.0% 4 26.7% 3 30.3 67.1
Other indexes 19 0.0% 11 57.9% 34 702.3 1894.8
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 5,752 14.9% 2,938 51.1% 2 30.7 170.8
Single 32,850 85.1% 12,757 38.8% 3 143.5 1306.5
PRESENT commands, by type:
MARC 29.7%
OPAC 19.1%
SPEmm/dd srv.pe MELSRV PERIODICALS DATABASES Z39.50 SERVER STATISTICS (weekly)