MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS
Time period: 11/25/00 through 12/01/00
1.0 SUMMARY STATISTICS
_______________________
Per hour usage:
Time Searches Records Presented
_______________ _____________ _________________
12-2 a.m. 155 1,082
2-4 a.m. 32 185
4-6 a.m. 9 76
6-8 a.m. 35 2,886
8-10 a.m. 292 4,235
10-12 a.m. 805 10,869
12-2 p.m. 1,147 16,464
2-4 p.m. 1,255 15,058
4-6 p.m. 1,114 16,793
6-8 p.m. 836 9,808
8-10 p.m. 676 14,696
10-12 p.m. 450 6,929
__________ _____________ _________________
Total: 6,806 99,081
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 5
Irvine 0
Los Angeles 0
Riverside 0
San Diego 13
San Francisco 0
Santa Barbara 0
Santa Cruz 0
Lawrence Berkeley 0
Lawrence Livermore 0
Los Alamos 0
MELWEB 4,027
Searchlight 2,543
Other - UC 215
Other-Network UC 3
_____
6,806
1.2 Records Presented
______________________
Zero results may indicate no access to the database
Number of Records Presented by location:
Location Total
________ _____
Berkeley 0
Davis 177
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 96,002
Searchlight 31
Other - UC 2,682
Other-Network UC 189
_____
99,081
1.3 Response time
__________________
Search response time from receipt of search request
DLA until transmission of search response:
Average in seconds 0.8
Standard deviation in seconds 3.7
Present response time from receipt of present request
DLA until transmission of a present response:
Average in seconds 0.4
Standard deviation in seconds 0.9
2.0 NEWSPAPER ARTICLES Database Detailed Statistics
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Median session length (minutes:seconds) 0:05
Average session length (minutes:seconds) 9:42
Longest session recorded (minutes:seconds) 195:03
Average number of searches completed per session 0.0
Retrievals per search - median 3.0
Retrievals per search - average 473.3
Retrievals per search - standard deviation 4391.7
Percent of searches completed with 0 results 35.0%
Percent of searches entered that are long 0.1%
Percent of long searches completed
(includes partial results) 100%
Commands entered, by type, excluding errors:
Total Percentage
__________ __________
SEARCH 6,806 23.3%
PRESENT 18,436 63.0%
INIT or CLOSE 3,968 13.6%
OTHER 52 0.2%
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:
PERSONAL AUTHOR 248 2.7% 116 46.8% 7 108.2 252.0
TITLE WORD 675 7.4% 200 29.6% 12 405.5 2023.2
EXACT TITLE 82 0.9% 58 70.7% 1 342.4 1070.9
JOURNAL TITLE 11 0.1% 9 81.8% 32 31.5 13.4
EXACT JOURNAL 318 3.5% 113 35.5% 12 195.3 851.3
SUBJECT WORD 649 7.1% 335 51.6% 12 643.4 3304.3
EXACT SUBJECT 296 3.2% 63 21.3% 8 259.1 1174.7
KEYWORD 5,136 56.4% 1,784 34.7% 21 821.7 6097.3
DATE 478 5.2% 160 33.5% 10 94.2 355.9
ADDED SINCE 73 0.8% 51 69.9% 4 67.0 126.0
PUB TYPE 30 0.3% 24 80.0% 4 69.5 160.9
SUBFILE 19 0.2% 8 42.1% 25 824.6 2342.9
ID 20 0.2% 0 0.0% 1 1.0 0.0
ISSN 0 0.0% 0 0.0% 0 0.0 0.0
SIC 1 0.0% 1 100% 0 0.0 0.0
ILLUS 0 0.0% 0 0.0% 0 0.0 0.0
ARTICLE 43 0.5% 24 55.8% 7 30.8 54.1
ISN 0 0.0% 0 0.0% 0 0.0 0.0
AT 1,022 11.2% 290 28.4% 26 696.2 4224.3
Other indexes 7 0.1% 3 42.9% 74 72.5 76.8
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 1,566 23.0% 496 31.7% 20 526.1 3530.7
Single 5,240 77.0% 1,888 36.0% 18 793.1 5910.0
PRESENT commands, by type:
MARC 46.9%
OPAC 34.8%
SNWmm/dd srv.news MELSRV NEWSPAPER ARTICLES DATABASES Z39.50 SERVER STATISTICS (