MELSRV PERIODICALS DATABASES Z39.50 SERVER STATISTICS
Time period: 12/23/00 through 12/29/00
1.0 SUMMARY STATISTICS
_______________________
Per hour usage:
Time Searches Records Presented
_______________ _____________ _________________
12-2 a.m. 354 4,275
2-4 a.m. 208 1,442
4-6 a.m. 227 1,668
6-8 a.m. 307 6,385
8-10 a.m. 895 19,809
10-12 a.m. 1,201 27,166
12-2 p.m. 1,331 30,965
2-4 p.m. 1,431 30,569
4-6 p.m. 1,448 24,946
6-8 p.m. 989 12,230
8-10 p.m. 545 8,859
10-12 p.m. 834 10,328
__________ _____________ _________________
Total: 9,770 178,642
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 0
Los Angeles 0
Riverside 0
San Diego 0
San Francisco 0
Santa Barbara 0
Santa Cruz 0
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 6,186
Searchlight 667
Other - UC 63
Other-Network UC 2,854
_____
9,770
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 0
Los Angeles 0
Riverside 0
San Diego 0
San Francisco 0
Santa Barbara 0
Santa Cruz 0
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 174,551
Searchlight 0
Other - UC 828
Other-Network UC 3,263
_____
178,642
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 0.6
Present response time from receipt of present request
DLA until transmission of a present response:
Average in seconds 0.1
Standard deviation in seconds 0.1
2.0 PERIODICALS Database Detailed Statistics
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Median session length (minutes:seconds) 20:14
Average session length (minutes:seconds) 14:43
Longest session recorded (minutes:seconds) 156:49
Average number of searches completed per session 0.0
Retrievals per search - median 1.0
Retrievals per search - average 50.6
Retrievals per search - standard deviation 757.7
Percent of searches completed with 0 results 45.2%
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 9,770 19.7%
PRESENT 34,646 69.9%
INIT or CLOSE 5,165 10.4%
OTHER 16 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 TITLE 4,650 42.3% 1,893 40.7% 4 120.0 904.1
EXACT PE TITLE 2,584 23.5% 705 27.3% 2 41.6 1278.4
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 350 3.2% 321 91.7% 1 10.1 22.7
CORP AUTHOR 476 4.3% 414 87.0% 9 150.2 471.5
EXACT CORP AUTH 27 0.2% 7 25.9% 17 251.3 448.9
SUBJECT 639 5.8% 402 62.9% 15 228.7 727.0
EXACT SUBJECT 85 0.8% 33 38.8% 10 301.3 1444.5
SERIES 22 0.2% 19 86.4% 2 148.3 253.5
EXACT SERIES 5 0.0% 4 80.0% 20 20.0 0.0
CODEN 1 0.0% 0 0.0% 1 1.0 0.0
ISBN 794 7.2% 794 100% 0 0.0 0.0
LCCN 24 0.2% 23 95.8% 1 1.0 0.0
ISSN 355 3.2% 36 10.1% 1 1.9 1.3
INDEXED BY 0 0.0% 0 0.0% 0 0.0 0.0
DLA ID 0 0.0% 0 0.0% 0 0.0 0.0
LOCAL NUM 62 0.6% 62 100% 0 0.0 0.0
GOV'T DOC NUM 3 0.0% 3 100% 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 893 8.1% 194 21.7% 2 28.0 189.9
RPE 7 0.1% 6 85.7% 2 2.0 0.0
RXPE 3 0.0% 2 66.7% 1 1.0 0.0
Other indexes 4 0.0% 3 75.0% 6 6.0 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 1,187 12.1% 479 40.4% 2 27.7 188.7
Single 8,583 87.8% 3,939 45.9% 3 102.3 1094.2
PRESENT commands, by type:
MARC 28.4%
OPAC 18.2%
SPEmm/dd srv.pe MELSRV PERIODICALS DATABASES Z39.50 SERVER STATISTICS (weekly)