MELSRV PERIODICALS DATABASES Z39.50 SERVER STATISTICS
Time period: 06/01/02 through 06/07/02
1.0 SUMMARY STATISTICS
_______________________
Per hour usage:
Time Searches Records Presented
_______________ _____________ _________________
12-2 a.m. 2,288 30,702
2-4 a.m. 2,052 13,301
4-6 a.m. 1,556 8,864
6-8 a.m. 4,705 15,242
8-10 a.m. 7,174 72,493
10-12 a.m. 9,186 115,811
12-2 p.m. 10,042 126,527
2-4 p.m. 10,823 161,660
4-6 p.m. 8,002 99,063
6-8 p.m. 4,637 49,090
8-10 p.m. 3,556 36,668
10-12 p.m. 2,813 30,575
__________ _____________ _________________
Total: 66,834 759,996
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 11
Riverside 0
San Diego 0
San Francisco 0
Santa Barbara 0
Santa Cruz 0
Lawrence Berkeley 1
Lawrence Livermore 0
Los Alamos 0
MELWEB 45,148
Searchlight 1,866
Other - UC 168
Other-Network UC 19,640
_____
66,834
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 16
Riverside 0
San Diego 0
San Francisco 0
Santa Barbara 0
Santa Cruz 0
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 719,733
Searchlight 0
Other - UC 2,345
Other-Network UC 37,902
_____
759,996
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 0.2
2.0 PERIODICALS Database Detailed Statistics
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Median session length (minutes:seconds) 20:01
Average session length (minutes:seconds) 16:43
Longest session recorded (minutes:seconds) 305:00
Average number of searches completed per session 0.0
Retrievals per search - median 1.0
Retrievals per search - average 37.8
Retrievals per search - standard deviation 695.3
Percent of searches completed with 0 results 36.6%
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 66,834 23.0%
PRESENT 183,372 63.1%
INIT or CLOSE 40,253 13.9%
OTHER 53 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 TITLE22,353 30.1% 9,779 43.7% 5 139.6 1421.9
EXACT PE TITLE 11,585 15.6% 2,315 20.0% 2 27.8 674.8
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 1,633 2.2% 1,500 91.9% 2 25.4 122.7
CORP AUTHOR 3,301 4.4% 3,003 91.0% 6 79.6 298.2
EXACT CORP AUTH 97 0.1% 44 45.4% 8 107.5 263.2
SUBJECT 4,285 5.8% 2,783 64.9% 13 257.3 1041.3
EXACT SUBJECT 255 0.3% 62 24.3% 8 354.0 1953.1
SERIES 42 0.1% 24 57.1% 8 304.9 1199.2
EXACT SERIES 12 0.0% 3 25.0% 6 127.7 191.3
CODEN 3 0.0% 3 100% 0 0.0 0.0
ISBN 4,564 6.1% 4,563 100% 1 1.0 0.0
LCCN 498 0.7% 490 98.4% 1 1.3 0.5
ISSN 20,411 27.4% 2,022 9.9% 1 1.6 1.0
INDEXED BY 5 0.0% 5 100% 0 0.0 0.0
DLA ID 0 0.0% 0 0.0% 0 0.0 0.0
LOCAL NUM 178 0.2% 177 99.4% 53 53.0 0.0
GOV'T DOC NUM 7 0.0% 7 100% 0 0.0 0.0
REPORT NUM 2 0.0% 2 100% 0 0.0 0.0
STOCK NUM 2 0.0% 2 100% 0 0.0 0.0
GPO ITEM NUM 0 0.0% 0 0.0% 0 0.0 0.0
AT 5,047 6.8% 1,289 25.5% 2 34.4 244.3
RPE 38 0.1% 27 71.1% 40 61.7 69.3
RXPE 8 0.0% 7 87.5% 3 3.0 0.0
Other indexes 25 0.0% 21 84.0% 232 255.8 223.4
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 7,375 11.0% 3,530 47.9% 2 35.9 256.5
Single 59,459 89.0% 20,943 35.2% 2 62.1 911.6
PRESENT commands, by type:
MARC 36.2%
OPAC 23.9%
SPEmm/dd srv.pe MELSRV PERIODICALS DATABASES Z39.50 SERVER STATISTICS (weekly)