MELVYL SYSTEM TELNET STATISTICS
Time period: 06/01/02 through 06/30/02
1.0 GENERAL STATISTICS (includes all databases)
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1.1 System load
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1.1.1 Total sessions:
______________________
Location Library Remote Total
________ _______ ______ _____
Berkeley 2,310 10,874 13,184
Davis 6,026 622 6,648
Irvine 2,067 0 2,067
Los Angeles 34 3,391 3,425
Riverside 1,483 655 2,138
San Diego 1,602 1,859 3,461
San Francisco 1,229 0 1,229
Santa Barbara 993 816 1,809
Santa Cruz 566 882 1,448
NRLF 0 0 0
SRLF 0 0 0
LBL 0 806 806
LLL 0 302 302
Los Alamos 0 3 3
Other - UC 131 1,332 1,463
CSL 0 320 320
CSU n/a 604 604
Stanford n/a 175 175
Other - Non UC n/a 16,479 16,479
_______ ______ _____
16,441 39,120 55,561
1.1.2 Active users
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Average number of active users in a 2 minute interval:
12-2 a.m. 14 12-2 p.m. 35
2-4 a.m. 16 2-4 p.m. 39
4-6 a.m. 12 4-6 p.m. 25
6-8 a.m. 9 6-8 p.m. 10
8-10 a.m. 25 8-10 p.m. 10
10-12 a.m. 38 10-12 p.m. 12
1.1.3 FIND commands
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Number of FIND commands issued by location:
Location Library Remote Total
________ _______ ______ _____
Berkeley 6,066 36,802 42,868
Davis 22,032 3,089 25,121
Irvine 8,251 0 8,251
Los Angeles 141 9,472 9,613
Riverside 7,133 1,760 8,893
San Diego 4,404 4,858 9,262
San Francisco 4,605 0 4,605
Santa Barbara 3,510 2,548 6,058
Santa Cruz 8,618 2,750 11,368
NRLF 0 0 0
SRLF 0 0 0
LBL 0 1,506 1,506
LLL 0 691 691
Los Alamos 0 15 15
Other - UC 184 5,584 5,768
CSL 0 599 599
CSU n/a 2,962 2,962
Stanford n/a 476 476
Other - Non UC n/a 64,331 64,331
_______ ______ _____
64,944 137,443 202,387
Average number of FIND commands per hour:
12-2 a.m. 33 12-2 p.m. 283
2-4 a.m. 32 2-4 p.m. 345
4-6 a.m. 26 4-6 p.m. 178
6-8 a.m. 51 6-8 p.m. 56
8-10 a.m. 187 8-10 p.m. 36
10-12 a.m. 298 10-12 p.m. 44
Total number of FIND commands 202,387
Peak hourly load of 802 FIND commands occurred on 06/20/02 at 2 pm
1.1.4 Records Displayed
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Number of Records Displayed by location:
Location Library Remote Total
________ _______ ______ _____
Berkeley 50,819 306,936 357,755
Davis 166,106 15,480 181,586
Irvine 66,835 0 66,835
Los Angeles 2,650 98,281 100,931
Riverside 40,104 19,004 59,108
San Diego 29,747 44,096 73,843
San Francisco 30,692 0 30,692
Santa Barbara 35,135 29,861 64,996
Santa Cruz 19,803 27,249 47,052
NRLF 0 0 0
SRLF 0 0 0
LBL 0 14,649 14,649
LLL 0 8,950 8,950
Los Alamos 0 63 63
Other - UC 1,423 38,194 39,617
CSL 0 5,262 5,262
CSU n/a 24,949 24,949
Stanford n/a 3,673 3,673
Other - Non UC n/a 492,503 492,503
_______ ______ _____
443,314 1,129,150 1,572,464
Average number of records displayed per hour:
12-2 a.m. 495 12-2 p.m. 4,985
2-4 a.m. 599 2-4 p.m. 5,417
4-6 a.m. 280 4-6 p.m. 3,644
6-8 a.m. 733 6-8 p.m. 1,161
8-10 a.m. 3,007 8-10 p.m. 827
10-12 a.m. 5,013 10-12 p.m. 875
Total number of Records Displayed 1,572,464
Peak hourly load of 15,988 records displayed occurred on 06/11/02 at 4 pm
1.2 Relative Use of Databases
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Number of Number of % of System % of System
Database FIND Commands Records Displayed Sessions Searches
________ _____________ _________________ ___________ ___________
CAT 131,707 934,936 60.1% 65.1%
TEN 0 0 0.0% 0.0%
PE 13,388 94,565 6.2% 6.6%
ABI 1,432 1,936 0.8% 0.7%
BIOSIS 8,668 10,731 5.0% 4.3%
CC databases 19,507 178,794 11.6% 9.6%
CC 19,124 165,198 11.2% 9.4%
CCT 383 13,596 0.4% 0.2%
IAC databases 5,254 67,045 3.6% 2.6%
MAGS 4,746 62,822 3.2% 2.3%
NEWS 377 2,864 0.3% 0.2%
COMP 131 1,359 0.1% 0.1%
INS databases 6,593 59,147 5.3% 3.3%
INS 4,699 44,278 3.3% 2.3%
INS90 684 5,018 0.7% 0.3%
INS85 435 3,753 0.5% 0.2%
INS80 343 1,523 0.4% 0.2%
INS69 432 4,575 0.4% 0.2%
MED databases 0 0 0.0% 0.0%
MED 0 0 0.0% 0.0%
MED90 0 0 0.0% 0.0%
MED85 0 0 0.0% 0.0%
MED80 0 0 0.0% 0.0%
MED75 0 0 0.0% 0.0%
MED66 0 0 0.0% 0.0%
PSYC 9,924 13,010 3.8% 4.9%
OCLC 817 707 0.4% 0.4%
RLG 4,307 5,629 2.6% 2.1%
1.3 USE command
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Number of USE commands issued by system (numbers are attempts to connect):
Library Remote Total
_______ ______ _____
Licensed Systems:
Congressional Quarterly 0 0 0
ERIC (Stanford) 0 0 0
GEOREF (Stanford) 0 0 0
Hispanic American Periodicals Index 0 0 0
OCLC FirstSearch 0 0 0
RLG Eureka 249 406 655
Arizona State University 0 2 2
Boston University 0 1 1
California State Library 0 5 5
Cal Poly, San Luis Obispo 0 0 0
Cal State Long Beach 0 1 1
Cal State Univ., Hayward 5 30 35
Cambridge University, England 0 1 1
CARL 0 5 5
CARL Uncover 1 11 12
Chicano/Latino Net Gopher 0 0 0
Claremont College 0 1 1
Cleveland Free-Net 0 0 0
Dartmouth College 2 3 5
DIALOG 0 93 93
DRA LC 0 0 0
Earthquake Engineering Abstracts 0 0 0
FS INFO 0 0 0
Harvard 4 10 14
Library of Congress (LOCIS) 6 18 24
Los Angeles Public Library 0 2 2
National Agricultural Library 2 0 2
NLM AIDSDBS 0 0 0
NLM Databases (Medlars) 0 1 1
Northern Regional Lib Facility 227 104 331
New York Public Library 2 1 3
OCEAN Information Center 0 0 0
OCLC Catalog 1 192 193
OCLC EPIC 0 0 0
Oxford University, England 0 1 1
Princeton 1 0 1
Rensselaer Polytechnic Institute 0 1 1
RLIN 63 306 369
San Francisco State University 2 0 2
San Jose State University 0 0 0
Santa Clara University (OSCAR) 0 0 0
Stanford University 11 32 43
SUNY Buffalo (BISON) 0 0 0
1.3 USE command (continued)
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Number of USE commands issued by system:
Library Remote Total
_______ ______ _____
UCB GLADIS 72 320 392
UCB INFOCAL 0 0 0
UCD Gopher 0 0 0
UCI ANTPAC 6 4 10
UCLA ORION 0 0 0
UCSC CRUZCAT 2 3 5
UCSC INFOSLUG 0 0 0
UCSD ROGER 2 6 8
UCSF Catalog 3 2 5
Univ. of Hawaii 1 0 1
Univ. of Tennessee 0 1 1
Univ. of Michigan 0 2 2
Univ. of New Mexico - Gen. Lib 0 0 0
Univ. of New Mexico 0 0 0
Univ. of Texas, Austin 0 2 2
Virginia Polytechnic Institute 0 0 0
Weather 0 4 4
WRLC 0 0 0
Yale 14 10 24
Other 1 0 1
_______ ______ _____
Total number of USE commands 677 1,581 2,258
1.4 Response time
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Search response time from receipt of command at
DLA until transmission of response:
Average in seconds 0.6
Standard deviation in seconds 3.1
Display response time from receipt of command at
DLA until transmission of a complete screen:
Average in seconds 0.2
Standard deviation in seconds 1.1
1.5 Online Publications
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Current Cites 0
DLA Bulletin 0
Mynd of MELVYL 0
1.6 Search SET commands
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FIND SET 698
SAVE SET 310
RECALL SET 13
DELETE/CLEAR SET 15
1.7 Special Commands
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1.7.1 MAIL Commands
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Number of MAIL Commands 2,293
1.7.2 REQUEST Commands
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Number of REQUEST Commands 225
1.7.3 UPDATE Commands
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Number of UPDATE commands issued by location:
Location Library Remote Total
________ _______ ______ _____
Berkeley 0 7 7
Davis 4 0 4
Irvine 0 0 0
Los Angeles 0 0 0
Riverside 0 0 0
San Diego 0 0 0
San Francisco 0 0 0
Santa Barbara 0 0 0
Santa Cruz 0 0 0
NRLF 0 0 0
SRLF 0 0 0
LBL 0 0 0
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 0 0
Other - Non UC n/a 0 0
_______ ______ _____
4 7 11
1.7.4 Number of UPDATE commands by Database
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CAT 1
PE 0
TEN 0
CC databases 8
CC 8
CCT 0
IAC databases 1
MAGS 1
NEWS 0
COMP 0
MED 0
INS 0
PSYC 0
ABI 0
BIOSIS 1
1.7.5 Other UPDATE Commands
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Number of RENEW UPDATE commands 35
Number of DELETE UPDATE commands 0
Number of SET UPDATE commands 1
Number of REDO UPDATE commands 0
Total number of UPDATEs on 06/30/02 1,667
SYSmm/dd sys MELVYL SYSTEM TELNET STATISTICS (weekly)