MELSRV PERIODICALS DATABASES Z39.50 SERVER STATISTICS
Time period: 12/29/01 through 01/04/02
1.0 SUMMARY STATISTICS
_______________________
Per hour usage:
Time Searches Records Presented
_______________ _____________ _________________
12-2 a.m. 958 6,994
2-4 a.m. 516 5,249
4-6 a.m. 507 2,134
6-8 a.m. 957 9,893
8-10 a.m. 2,323 48,354
10-12 a.m. 3,931 75,065
12-2 p.m. 3,775 73,352
2-4 p.m. 4,196 79,007
4-6 p.m. 2,876 64,858
6-8 p.m. 1,408 15,726
8-10 p.m. 968 19,306
10-12 p.m. 1,269 14,456
__________ _____________ _________________
Total: 23,684 414,394
1.1 SEARCH commands
____________________
Zero results may indicate no access to the database
Number of SEARCH commands issued by location:
Location Total
________ _____
Berkeley 2
Davis 0
Irvine 17
Los Angeles 5
Riverside 0
San Diego 0
San Francisco 0
Santa Barbara 0
Santa Cruz 1
Lawrence Berkeley 2
Lawrence Livermore 3
Los Alamos 0
MELWEB 0
Searchlight 0
Other - UC 15,445
Other-Network UC 8,209
_____
23,684
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 22
Los Angeles 0
Riverside 0
San Diego 0
San Francisco 0
Santa Barbara 0
Santa Cruz 0
Lawrence Berkeley 0
Lawrence Livermore 3
Los Alamos 0
MELWEB 0
Searchlight 0
Other - UC 393,441
Other-Network UC 20,928
_____
414,394
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 0.8
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) 13:55
Longest session recorded (minutes:seconds) 218:32
Average number of searches completed per session 0.0
Retrievals per search - median 1.0
Retrievals per search - average 59.5
Retrievals per search - standard deviation 756.4
Percent of searches completed with 0 results 37.8%
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 23,684 19.8%
PRESENT 80,885 67.8%
INIT or CLOSE 14,720 12.3%
OTHER 26 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 TITLE11,367 43.3% 3,956 34.8% 6 139.7 1081.8
EXACT PE TITLE 4,885 18.6% 1,290 26.4% 2 61.8 1100.2
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 831 3.2% 747 89.9% 4 61.8 236.9
CORP AUTHOR 1,236 4.7% 1,074 86.9% 7 48.0 182.0
EXACT CORP AUTH 58 0.2% 23 39.7% 9 162.9 352.2
SUBJECT 894 3.4% 570 63.8% 19 363.6 1085.8
EXACT SUBJECT 122 0.5% 42 34.4% 13 156.1 400.2
SERIES 13 0.0% 11 84.6% 3 2.5 0.7
EXACT SERIES 4 0.0% 0 0.0% 2 11.3 19.8
CODEN 12 0.0% 4 33.3% 1 1.1 0.4
ISBN 1,438 5.5% 1,438 100% 0 0.0 0.0
LCCN 367 1.4% 353 96.2% 1 1.1 0.3
ISSN 3,389 12.9% 339 10.0% 1 1.7 1.1
INDEXED BY 1 0.0% 1 100% 0 0.0 0.0
DLA ID 0 0.0% 0 0.0% 0 0.0 0.0
LOCAL NUM 57 0.2% 56 98.2% 1 1.0 0.0
GOV'T DOC NUM 2 0.0% 2 100% 0 0.0 0.0
REPORT NUM 0 0.0% 0 0.0% 0 0.0 0.0
STOCK NUM 0 0.0% 0 0.0% 0 0.0 0.0
GPO ITEM NUM 0 0.0% 0 0.0% 0 0.0 0.0
AT 1,574 6.0% 296 18.8% 2 44.7 261.0
RPE 24 0.1% 16 66.7% 3 15.4 35.5
RXPE 2 0.0% 1 50.0% 1 1.0 0.0
Other indexes 3 0.0% 2 66.7% 56 56.0 0.0
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 2,529 10.7% 1,202 47.5% 2 44.6 257.1
Single 21,155 89.3% 7,756 36.7% 3 100.8 1000.3
PRESENT commands, by type:
MARC 28.3%
OPAC 21.1%
SPEmm/dd srv.pe MELSRV PERIODICALS DATABASES Z39.50 SERVER STATISTICS (weekly)