MELVYL SYSTEM TELNET STATISTICS
Time period: 10/01/00 through 10/31/00
1.0 GENERAL STATISTICS (includes all databases)
________________________________________________
1.1 System load
________________
1.1.1 Total sessions:
______________________
Location Library Remote Total
________ _______ ______ _____
Berkeley 10,084 30,495 40,579
Davis 20,992 3,372 24,364
Irvine 10,133 0 10,133
Los Angeles 4,351 12,026 16,377
Riverside 5,122 1,793 6,915
San Diego 4,549 6,695 11,244
San Francisco 11,707 0 11,707
Santa Barbara 4,686 3,696 8,382
Santa Cruz 4,099 3,128 7,227
NRLF 0 0 0
SRLF 8 0 8
LBL 0 2,094 2,094
LLL 0 1,167 1,167
Los Alamos 0 49 49
Other - UC 291 3,057 3,348
CSL 0 718 718
CSU n/a 1,503 1,503
Stanford n/a 2,188 2,188
Other - Non UC n/a 39,387 39,387
_______ ______ _____
76,022 111,368 187,390
1.1.2 Active users
___________________
Average number of active users in a 2 minute interval:
12-2 a.m. 11 12-2 p.m. 86
2-4 a.m. 10 2-4 p.m. 99
4-6 a.m. 8 4-6 p.m. 69
6-8 a.m. 12 6-8 p.m. 29
8-10 a.m. 52 8-10 p.m. 21
10-12 a.m. 88 10-12 p.m. 15
Total connect hours for MELVYL MEDLINE:
For UC users (hrs:mins) 3982.37
For Non-UC users (hrs:mins) 184.20
1.1.3 FIND commands
____________________
Number of FIND commands issued by location:
Location Library Remote Total
________ _______ ______ _____
Berkeley 30,258 91,369 121,627
Davis 79,680 10,436 90,116
Irvine 30,029 0 30,029
Los Angeles 12,783 33,036 45,819
Riverside 16,402 4,799 21,201
San Diego 13,709 16,948 30,657
San Francisco 34,797 0 34,797
Santa Barbara 14,949 10,499 25,448
Santa Cruz 12,738 8,798 21,536
NRLF 0 0 0
SRLF 15 0 15
LBL 0 5,078 5,078
LLL 0 5,297 5,297
Los Alamos 0 151 151
Other - UC 372 10,785 11,157
CSL 0 1,343 1,343
CSU n/a 8,447 8,447
Stanford n/a 6,071 6,071
Other - Non UC n/a 129,490 129,490
_______ ______ _____
245,732 342,547 588,279
Average number of FIND commands per hour:
12-2 a.m. 79 12-2 p.m. 874
2-4 a.m. 53 2-4 p.m. 1,020
4-6 a.m. 48 4-6 p.m. 656
6-8 a.m. 99 6-8 p.m. 239
8-10 a.m. 501 8-10 p.m. 182
10-12 a.m. 853 10-12 p.m. 124
Total number of FIND commands 588,279
Peak hourly load of 1,514 FIND commands occurred on 10/05/00 at 2 pm
1.1.4 Records Displayed
________________________
Number of Records Displayed by location:
Location Library Remote Total
________ _______ ______ _____
Berkeley 281,427 893,137 1,174,564
Davis 635,675 62,140 697,815
Irvine 273,672 0 273,672
Los Angeles 118,156 355,758 473,914
Riverside 138,191 46,642 184,833
San Diego 85,387 183,264 268,651
San Francisco 340,227 0 340,227
Santa Barbara 119,913 106,113 226,026
Santa Cruz 86,022 82,537 168,559
NRLF 0 0 0
SRLF 46 0 46
LBL 0 44,081 44,081
LLL 0 68,044 68,044
Los Alamos 0 1,213 1,213
Other - UC 2,720 106,750 109,470
CSL 0 10,433 10,433
CSU n/a 97,452 97,452
Stanford n/a 61,094 61,094
Other - Non UC n/a 1,131,982 1,131,982
_______ ______ _____
2,081,436 3,250,640 5,332,076
Average number of records displayed per hour:
12-2 a.m. 1,289 12-2 p.m. 15,950
2-4 a.m. 772 2-4 p.m. 18,537
4-6 a.m. 657 4-6 p.m. 13,191
6-8 a.m. 1,950 6-8 p.m. 5,519
8-10 a.m. 9,305 8-10 p.m. 4,068
10-12 a.m. 15,485 10-12 p.m. 2,730
Total number of Records Displayed 5,332,076
Peak hourly load of 38,266 records displayed occurred on 10/04/00 at 2 pm
1.2 Relative Use of Databases
______________________________
Number of Number of % of System % of System
Database FIND Commands Records Displayed Sessions Searches
________ _____________ _________________ ___________ ___________
CAT 260,953 2,033,824 42.0% 44.4%
TEN 0 0 0.0% 0.0%
PE 20,209 205,238 3.4% 3.4%
ABI 3,567 8,026 0.7% 0.6%
BIOSIS 21,324 27,041 3.7% 3.6%
CC databases 49,159 494,504 9.1% 8.4%
CC 48,252 459,133 8.7% 8.2%
CCT 907 35,371 0.4% 0.2%
IAC databases 30,166 341,767 5.5% 5.1%
MAGS 26,671 308,483 4.8% 4.5%
NEWS 1,897 14,986 0.5% 0.3%
COMP 1,598 18,298 0.3% 0.3%
INS databases 19,971 158,011 4.8% 3.4%
INS 14,158 122,488 3.1% 2.4%
INS90 2,207 12,906 0.7% 0.4%
INS85 1,258 7,851 0.4% 0.2%
INS80 1,115 6,767 0.3% 0.2%
INS69 1,233 7,999 0.3% 0.2%
MED databases 103,796 1,085,872 19.2% 17.6%
MED 82,879 933,507 13.9% 14.1%
MED90 9,926 75,176 2.4% 1.7%
MED85 4,764 35,286 1.3% 0.8%
MED80 2,988 21,323 0.8% 0.5%
MED75 1,765 10,433 0.5% 0.3%
MED66 1,474 10,147 0.4% 0.3%
PSYC 25,867 39,765 3.4% 4.4%
OCLC 44,767 61,695 6.5% 7.6%
RLG 6,643 7,335 1.3% 1.1%
1.3 USE command
________________
Number of USE commands issued by system (numbers are attempts to connect):
Library Remote Total
_______ ______ _____
Licensed Systems:
Congressional Quarterly 0 0 0
ERIC (Stanford) 115 182 297
GEOREF (Stanford) 122 458 580
Hispanic American Periodicals Index 0 0 0
OCLC FirstSearch 0 0 0
RLG Eureka 533 459 992
Arizona State University 1 10 11
Boston University 0 4 4
California State Library 3 14 17
Cal Poly, San Luis Obispo 0 0 0
Cal State Long Beach 0 3 3
Cal State Univ., Hayward 19 52 71
Cambridge University, England 2 5 7
CARL 2 21 23
CARL Uncover 25 66 91
Chicano/Latino Net Gopher 0 0 0
Claremont College 3 2 5
Cleveland Free-Net 3 0 3
Dartmouth College 2 3 5
DIALOG 4 162 166
DRA LC 12 4 16
Earthquake Engineering Abstracts 0 0 0
FS INFO 9 15 24
Harvard 2 54 56
Library of Congress (LOCIS) 19 43 62
Los Angeles Public Library 2 5 7
National Agricultural Library 16 16 32
NLM AIDSDBS 12 12 24
NLM Databases (Medlars) 6 11 17
Northern Regional Lib Facility 608 111 719
New York Public Library 0 4 4
OCEAN Information Center 0 0 0
OCLC Catalog 6 364 370
OCLC EPIC 0 0 0
Oxford University, England 0 8 8
Princeton 0 31 31
Rensselaer Polytechnic Institute 0 0 0
RLIN 260 364 624
San Francisco State University 0 2 2
San Jose State University 0 0 0
Santa Clara University (OSCAR) 2 1 3
Stanford University 27 340 367
SUNY Buffalo (BISON) 4 9 13
1.3 USE command (continued)
____________________________
Number of USE commands issued by system:
Library Remote Total
_______ ______ _____
UCB GLADIS 375 638 1,013
UCB INFOCAL 0 0 0
UCD Gopher 0 0 0
UCI ANTPAC 14 28 42
UCLA ORION 6 17 23
UCSC CRUZCAT 5 23 28
UCSC INFOSLUG 0 0 0
UCSD ROGER 6 27 33
UCSF Catalog 34 5 39
Univ. of Hawaii 4 2 6
Univ. of Tennessee 0 0 0
Univ. of Michigan 0 8 8
Univ. of New Mexico - Gen. Lib 0 0 0
Univ. of New Mexico 0 0 0
Univ. of Texas, Austin 2 11 13
Virginia Polytechnic Institute 0 1 1
Weather 6 99 105
WRLC 1 0 1
Yale 33 47 80
Other 3 5 8
_______ ______ _____
Total number of USE commands 2,308 3,746 6,054
1.4 Response time
__________________
Search response time from receipt of command at
DLA until transmission of response:
Average in seconds 0.7
Standard deviation in seconds 3.2
Display response time from receipt of command at
DLA until transmission of a complete screen:
Average in seconds 0.2
Standard deviation in seconds 0.6
1.5 Online Publications
________________________
Current Cites 0
DLA Bulletin 4
Mynd of MELVYL 0
1.6 Search SET commands
________________________
FIND SET 1,132
SAVE SET 1,343
RECALL SET 11
DELETE/CLEAR SET 31
1.7 Special Commands
____________________
1.7.1 MAIL Commands
___________________
Number of MAIL Commands 11,235
1.7.2 REQUEST Commands
______________________
Number of REQUEST Commands 999
1.7.3 UPDATE Commands
_____________________
Number of UPDATE commands issued by location:
Location Library Remote Total
________ _______ ______ _____
Berkeley 1 19 20
Davis 5 0 5
Irvine 6 0 6
Los Angeles 0 0 0
Riverside 6 0 6
San Diego 10 7 17
San Francisco 9 0 9
Santa Barbara 4 3 7
Santa Cruz 0 1 1
NRLF 0 0 0
SRLF 0 0 0
LBL 0 3 3
LLL 0 0 0
Los Alamos 0 0 0
Other - UC 0 0 0
CSL 0 0 0
CSU n/a 0 0
Stanford n/a 4 4
Other - Non UC n/a 9 9
_______ ______ _____
41 46 87
1.7.4 Number of UPDATE commands by Database
___________________________________________
CAT 10
PE 0
TEN 0
CC databases 34
CC 31
CCT 3
IAC databases 4
MAGS 2
NEWS 2
COMP 0
MED 22
INS 4
PSYC 0
ABI 1
BIOSIS 12
1.7.5 Other UPDATE Commands
___________________________
Number of RENEW UPDATE commands 109
Number of DELETE UPDATE commands 0
Number of SET UPDATE commands 4
Number of REDO UPDATE commands 0
Total number of UPDATEs on 10/31/00 5,216
SYSmm/dd sys MELVYL SYSTEM TELNET STATISTICS (weekly)