MELSRV PERIODICALS DATABASES Z39.50 SERVER STATISTICS
Time period: 06/16/01 through 06/22/01
1.0 SUMMARY STATISTICS
_______________________
Per hour usage:
Time Searches Records Presented
_______________ _____________ _________________
12-2 a.m. 1,193 8,291
2-4 a.m. 744 6,089
4-6 a.m. 761 4,867
6-8 a.m. 1,426 16,910
8-10 a.m. 3,248 65,738
10-12 a.m. 5,439 118,731
12-2 p.m. 4,979 96,875
2-4 p.m. 5,431 135,880
4-6 p.m. 3,243 68,864
6-8 p.m. 1,751 26,634
8-10 p.m. 966 19,933
10-12 p.m. 861 9,887
__________ _____________ _________________
Total: 30,042 578,699
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 0
Irvine 29
Los Angeles 0
Riverside 0
San Diego 0
San Francisco 0
Santa Barbara 0
Santa Cruz 0
Lawrence Berkeley 2
Lawrence Livermore 0
Los Alamos 0
MELWEB 5,500
Searchlight 474
Other - UC 15,852
Other-Network UC 8,185
_____
30,042
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 48
Los Angeles 0
Riverside 0
San Diego 0
San Francisco 0
Santa Barbara 0
Santa Cruz 0
Lawrence Berkeley 61
Lawrence Livermore 0
Los Alamos 0
MELWEB 158,014
Searchlight 0
Other - UC 407,031
Other-Network UC 13,545
_____
578,699
1.3 Response time
__________________
Search response time from receipt of search request
DLA until transmission of search response:
Average in seconds 0.1
Standard deviation in seconds 0.7
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) 20:02
Average session length (minutes:seconds) 14:31
Longest session recorded (minutes:seconds) 337:14
Average number of searches completed per session 0.0
Retrievals per search - median 1.0
Retrievals per search - average 78.2
Retrievals per search - standard deviation 959.6
Percent of searches completed with 0 results 41.4%
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 30,042 18.8%
PRESENT 113,409 70.8%
INIT or CLOSE 16,677 10.4%
OTHER 45 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 TITLE14,542 43.0% 5,784 39.8% 5 203.2 1520.0
EXACT PE TITLE 7,465 22.1% 1,948 26.1% 2 49.2 990.2
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 1,351 4.0% 1,241 91.9% 2 16.2 46.1
CORP AUTHOR 1,508 4.5% 1,328 88.1% 8 63.4 197.8
EXACT CORP AUTH 90 0.3% 40 44.4% 9 134.9 235.9
SUBJECT 1,480 4.4% 995 67.2% 15 524.9 1782.4
EXACT SUBJECT 134 0.4% 45 33.6% 9 215.5 1269.4
SERIES 30 0.1% 26 86.7% 3 16.5 28.3
EXACT SERIES 6 0.0% 5 83.3% 343 343.0 0.0
CODEN 47 0.1% 16 34.0% 1 1.1 0.3
ISBN 1,891 5.6% 1,891 100% 0 0.0 0.0
LCCN 57 0.2% 55 96.5% 3 2.5 2.1
ISSN 2,730 8.1% 295 10.8% 1 1.7 1.0
INDEXED BY 4 0.0% 4 100% 0 0.0 0.0
DLA ID 1 0.0% 1 100% 0 0.0 0.0
LOCAL NUM 22 0.1% 21 95.5% 1 1.0 0.0
GOV'T DOC NUM 6 0.0% 6 100% 0 0.0 0.0
REPORT NUM 1 0.0% 1 100% 0 0.0 0.0
STOCK NUM 4 0.0% 3 75.0% 1 1.0 0.0
GPO ITEM NUM 2 0.0% 2 100% 0 0.0 0.0
AT 2,390 7.1% 412 17.2% 2 45.9 332.9
RPE 30 0.1% 11 36.7% 5 35.8 74.2
RXPE 30 0.1% 6 20.0% 4 4.2 2.8
Other indexes 14 0.0% 10 71.4% 120 119.5 105.7
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 3,738 12.4% 1,666 44.6% 2 44.5 325.5
Single 26,304 87.6% 10,771 40.9% 3 145.3 1325.6
PRESENT commands, by type:
MARC 29.5%
OPAC 20.0%
SPEmm/dd srv.pe MELSRV PERIODICALS DATABASES Z39.50 SERVER STATISTICS (weekly)