MELSRV PERIODICALS DATABASES Z39.50 SERVER STATISTICS
Time period: 09/22/01 through 09/28/01
1.0 SUMMARY STATISTICS
_______________________
Per hour usage:
Time Searches Records Presented
_______________ _____________ _________________
12-2 a.m. 1,369 15,463
2-4 a.m. 839 5,077
4-6 a.m. 920 7,868
6-8 a.m. 1,738 11,626
8-10 a.m. 4,485 73,424
10-12 a.m. 6,880 129,286
12-2 p.m. 6,461 138,970
2-4 p.m. 7,574 154,860
4-6 p.m. 5,137 106,187
6-8 p.m. 2,600 48,413
8-10 p.m. 1,704 38,080
10-12 p.m. 1,541 22,217
__________ _____________ _________________
Total: 41,248 751,471
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 49
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 0
Searchlight 0
Other - UC 29,538
Other-Network UC 11,659
_____
41,248
1.2 Records Presented
______________________
Zero results may indicate no access to the database
Number of Records Presented by location:
Location Total
________ _____
Berkeley 3
Davis 0
Irvine 61
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 0
Searchlight 0
Other - UC 728,538
Other-Network UC 22,869
_____
751,471
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 1.1
Present response time from receipt of present request
DLA until transmission of a present response:
Average in seconds 0.1
Standard deviation in seconds 0.3
2.0 PERIODICALS Database Detailed Statistics
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Median session length (minutes:seconds) 20:09
Average session length (minutes:seconds) 16:12
Longest session recorded (minutes:seconds) 295:53
Average number of searches completed per session 0.0
Retrievals per search - median 1.0
Retrievals per search - average 75.5
Retrievals per search - standard deviation 951.9
Percent of searches completed with 0 results 41.2%
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 41,248 19.0%
PRESENT 152,198 70.0%
INIT or CLOSE 24,067 11.1%
OTHER 42 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 TITLE19,303 41.3% 8,054 41.7% 5 209.5 1610.2
EXACT PE TITLE 8,616 18.4% 2,049 23.8% 2 34.7 831.2
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 1,185 2.5% 1,103 93.1% 2 37.6 259.7
CORP AUTHOR 3,185 6.8% 2,903 91.1% 4 69.8 410.0
EXACT CORP AUTH 90 0.2% 29 32.2% 8 142.2 313.6
SUBJECT 2,558 5.5% 1,585 62.0% 16 428.9 1618.9
EXACT SUBJECT 264 0.6% 108 40.9% 10 386.3 1860.3
SERIES 42 0.1% 31 73.8% 1 44.1 105.2
EXACT SERIES 10 0.0% 8 80.0% 3 3.0 1.4
CODEN 19 0.0% 2 10.5% 1 1.5 0.6
ISBN 2,324 5.0% 2,323 100% 3 3.0 0.0
LCCN 357 0.8% 345 96.6% 1 1.4 1.0
ISSN 5,357 11.5% 392 7.3% 1 1.6 1.3
INDEXED BY 1 0.0% 1 100% 0 0.0 0.0
DLA ID 2 0.0% 2 100% 0 0.0 0.0
LOCAL NUM 38 0.1% 37 97.4% 59 59.0 0.0
GOV'T DOC NUM 3 0.0% 3 100% 0 0.0 0.0
REPORT NUM 1 0.0% 1 100% 0 0.0 0.0
STOCK NUM 2 0.0% 2 100% 0 0.0 0.0
GPO ITEM NUM 4 0.0% 4 100% 0 0.0 0.0
AT 3,303 7.1% 705 21.3% 2 33.5 244.2
RPE 38 0.1% 30 78.9% 6 152.0 393.9
RXPE 6 0.0% 4 66.7% 7 7.0 4.2
Other indexes 35 0.1% 17 48.6% 193 1362.0 2247.2
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 5,421 13.1% 2,699 49.8% 2 36.9 280.0
Single 35,827 86.9% 14,278 39.9% 3 139.8 1309.9
PRESENT commands, by type:
MARC 29.5%
OPAC 18.4%
SPEmm/dd srv.pe MELSRV PERIODICALS DATABASES Z39.50 SERVER STATISTICS (weekly)