MELSRV PERIODICALS DATABASES Z39.50 SERVER STATISTICS
Time period: 07/07/01 through 07/13/01
1.0 SUMMARY STATISTICS
_______________________
Per hour usage:
Time Searches Records Presented
_______________ _____________ _________________
12-2 a.m. 1,690 9,303
2-4 a.m. 906 3,896
4-6 a.m. 1,153 9,130
6-8 a.m. 1,874 20,064
8-10 a.m. 4,373 58,101
10-12 a.m. 7,133 125,557
12-2 p.m. 6,748 117,841
2-4 p.m. 7,153 156,799
4-6 p.m. 4,736 90,763
6-8 p.m. 2,210 36,801
8-10 p.m. 1,428 22,635
10-12 p.m. 1,326 17,395
__________ _____________ _________________
Total: 40,730 668,285
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 94
Los Angeles 0
Riverside 0
San Diego 8
San Francisco 0
Santa Barbara 0
Santa Cruz 0
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 196
Searchlight 0
Other - UC 28,729
Other-Network UC 11,702
_____
40,730
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 174
Los Angeles 0
Riverside 0
San Diego 202
San Francisco 0
Santa Barbara 0
Santa Cruz 0
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 460
Searchlight 0
Other - UC 649,830
Other-Network UC 17,619
_____
668,285
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 1.2
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) 14:51
Longest session recorded (minutes:seconds) 264:53
Average number of searches completed per session 0.0
Retrievals per search - median 1.0
Retrievals per search - average 84.0
Retrievals per search - standard deviation 1107.4
Percent of searches completed with 0 results 42.5%
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 40,730 20.6%
PRESENT 135,116 68.4%
INIT or CLOSE 21,578 10.9%
OTHER 106 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 TITLE19,094 41.2% 8,091 42.4% 5 235.3 1732.7
EXACT PE TITLE 9,171 19.8% 2,077 22.6% 2 59.5 1416.7
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 1,420 3.1% 1,272 89.6% 3 8.6 15.6
CORP AUTHOR 2,406 5.2% 2,149 89.3% 6 197.8 1055.9
EXACT CORP AUTH 87 0.2% 27 31.0% 5 138.3 299.5
SUBJECT 2,306 5.0% 1,494 64.8% 15 346.6 1378.3
EXACT SUBJECT 229 0.5% 87 38.0% 6 311.6 1468.4
SERIES 26 0.1% 22 84.6% 6 12.5 16.5
EXACT SERIES 11 0.0% 2 18.2% 1 382.3 1050.6
CODEN 30 0.1% 15 50.0% 1 1.3 0.8
ISBN 3,191 6.9% 3,188 99.9% 3 3.0 0.0
LCCN 341 0.7% 333 97.7% 1 1.0 0.0
ISSN 4,404 9.5% 464 10.5% 1 1.6 1.1
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 72 0.2% 64 88.9% 41 30.5 20.1
GOV'T DOC NUM 8 0.0% 7 87.5% 53 53.0 0.0
REPORT NUM 3 0.0% 3 100% 0 0.0 0.0
STOCK NUM 3 0.0% 3 100% 0 0.0 0.0
GPO ITEM NUM 1 0.0% 1 100% 0 0.0 0.0
AT 3,450 7.4% 814 23.6% 2 54.0 447.6
RPE 44 0.1% 32 72.7% 35 588.2 1705.9
RXPE 10 0.0% 5 50.0% 15 25.6 23.9
Other indexes 20 0.0% 10 50.0% 87 928.1 1555.9
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 5,492 13.5% 2,739 49.9% 2 52.0 438.1
Single 35,238 86.5% 14,585 41.4% 3 158.8 1543.2
PRESENT commands, by type:
MARC 31.0%
OPAC 19.5%
SPEmm/dd srv.pe MELSRV PERIODICALS DATABASES Z39.50 SERVER STATISTICS (weekly)