MELVYL SYSTEM TELNET STATISTICS
Time period: 10/01/02 through 10/31/02
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 3,081 13,873 16,954
Davis 5,708 882 6,590
Irvine 2,425 0 2,425
Los Angeles 0 3,333 3,333
Riverside 1,929 595 2,524
San Diego 1,724 1,916 3,640
San Francisco 1,325 0 1,325
Santa Barbara 1,447 711 2,158
Santa Cruz 519 1,226 1,745
NRLF 0 0 0
SRLF 0 0 0
LBL 0 695 695
LLL 0 184 184
Los Alamos 0 8 8
Other - UC 88 2,744 2,832
CSL 0 347 347
CSU n/a 722 722
Stanford n/a 217 217
Other - Non UC n/a 13,908 13,908
_______ ______ _____
18,246 41,361 59,607
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. 37
2-4 a.m. 15 2-4 p.m. 40
4-6 a.m. 12 4-6 p.m. 26
6-8 a.m. 8 6-8 p.m. 11
8-10 a.m. 26 8-10 p.m. 9
10-12 a.m. 40 10-12 p.m. 11
1.1.3 FIND commands
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Number of FIND commands issued by location:
Location Library Remote Total
________ _______ ______ _____
Berkeley 7,020 43,264 50,284
Davis 19,277 5,558 24,835
Irvine 9,960 0 9,960
Los Angeles 0 8,600 8,600
Riverside 11,477 1,840 13,317
San Diego 4,454 4,757 9,211
San Francisco 4,479 0 4,479
Santa Barbara 6,102 1,933 8,035
Santa Cruz 2,512 4,069 6,581
NRLF 0 0 0
SRLF 0 0 0
LBL 0 1,506 1,506
LLL 0 556 556
Los Alamos 0 11 11
Other - UC 170 9,115 9,285
CSL 0 747 747
CSU n/a 4,362 4,362
Stanford n/a 521 521
Other - Non UC n/a 56,453 56,453
_______ ______ _____
65,451 143,292 208,743
Average number of FIND commands per hour:
12-2 a.m. 27 12-2 p.m. 278
2-4 a.m. 24 2-4 p.m. 327
4-6 a.m. 17 4-6 p.m. 196
6-8 a.m. 40 6-8 p.m. 73
8-10 a.m. 182 8-10 p.m. 45
10-12 a.m. 299 10-12 p.m. 32
Total number of FIND commands 208,743
Peak hourly load of 729 FIND commands occurred on 10/16/02 at 2 pm
1.1.4 Records Displayed
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Number of Records Displayed by location:
Location Library Remote Total
________ _______ ______ _____
Berkeley 61,469 363,914 425,383
Davis 140,910 41,549 182,459
Irvine 82,520 0 82,520
Los Angeles 0 90,069 90,069
Riverside 62,087 20,463 82,550
San Diego 35,419 43,701 79,120
San Francisco 45,653 0 45,653
Santa Barbara 49,759 21,262 71,021
Santa Cruz 10,971 37,519 48,490
NRLF 0 0 0
SRLF 0 0 0
LBL 0 12,417 12,417
LLL 0 10,482 10,482
Los Alamos 0 340 340
Other - UC 899 72,277 73,176
CSL 0 7,245 7,245
CSU n/a 43,983 43,983
Stanford n/a 3,435 3,435
Other - Non UC n/a 457,060 457,060
_______ ______ _____
489,687 1,225,716 1,715,403
Average number of records displayed per hour:
12-2 a.m. 470 12-2 p.m. 4,741
2-4 a.m. 426 2-4 p.m. 5,517
4-6 a.m. 250 4-6 p.m. 3,779
6-8 a.m. 701 6-8 p.m. 1,617
8-10 a.m. 3,324 8-10 p.m. 1,017
10-12 a.m. 5,416 10-12 p.m. 730
Total number of Records Displayed 1,715,403
Peak hourly load of 11,698 records displayed occurred on 10/02/02 at 3 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 140,389 1,074,929 63.0% 67.3%
TEN 0 0 0.0% 0.0%
PE 13,542 116,752 6.2% 6.5%
ABI 1,493 2,192 0.6% 0.7%
BIOSIS 8,540 12,916 4.4% 4.1%
CC databases 17,117 167,889 10.1% 8.2%
CC 16,754 157,377 9.7% 8.0%
CCT 363 10,512 0.4% 0.2%
IAC databases 5,522 59,586 3.8% 2.6%
MAGS 4,877 54,525 3.3% 2.3%
NEWS 459 3,830 0.4% 0.2%
COMP 186 1,231 0.1% 0.1%
INS databases 7,182 64,989 4.9% 3.4%
INS 5,084 52,471 3.2% 2.4%
INS90 682 4,083 0.6% 0.3%
INS85 470 3,353 0.4% 0.2%
INS80 394 2,122 0.3% 0.2%
INS69 552 2,960 0.3% 0.3%
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 9,169 12,644 3.5% 4.4%
OCLC 73 91 0.1% 0.0%
RLG 5,265 6,343 3.0% 2.5%
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 291 337 628
Arizona State University 0 1 1
Boston University 0 5 5
California State Library 0 15 15
Cal Poly, San Luis Obispo 0 0 0
Cal State Long Beach 0 2 2
Cal State Univ., Hayward 3 26 29
Cambridge University, England 0 2 2
CARL 0 3 3
CARL Uncover 4 23 27
Chicano/Latino Net Gopher 0 0 0
Claremont College 0 0 0
Cleveland Free-Net 0 0 0
Dartmouth College 0 2 2
DIALOG 1 37 38
DRA LC 0 0 0
Earthquake Engineering Abstracts 0 0 0
FS INFO 1 3 4
Harvard 1 22 23
Library of Congress (LOCIS) 7 18 25
Los Angeles Public Library 1 3 4
National Agricultural Library 0 1 1
NLM AIDSDBS 0 2 2
NLM Databases (Medlars) 0 0 0
Northern Regional Lib Facility 241 119 360
New York Public Library 0 3 3
OCEAN Information Center 0 0 0
OCLC Catalog 0 123 123
OCLC EPIC 0 0 0
Oxford University, England 0 5 5
Princeton 0 1 1
Rensselaer Polytechnic Institute 0 0 0
RLIN 66 242 308
San Francisco State University 0 1 1
San Jose State University 0 0 0
Santa Clara University (OSCAR) 0 1 1
Stanford University 1 14 15
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 105 394 499
UCB INFOCAL 0 0 0
UCD Gopher 0 0 0
UCI ANTPAC 3 3 6
UCLA ORION 0 2 2
UCSC CRUZCAT 3 2 5
UCSC INFOSLUG 0 0 0
UCSD ROGER 1 2 3
UCSF Catalog 3 4 7
Univ. of Hawaii 0 0 0
Univ. of Tennessee 0 1 1
Univ. of Michigan 0 1 1
Univ. of New Mexico - Gen. Lib 0 0 0
Univ. of New Mexico 0 0 0
Univ. of Texas, Austin 0 3 3
Virginia Polytechnic Institute 0 1 1
Weather 1 3 4
WRLC 0 1 1
Yale 1 9 10
Other 0 3 3
_______ ______ _____
Total number of USE commands 734 1,440 2,174
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 3.2
Display response time from receipt of command at
DLA until transmission of a complete screen:
Average in seconds 0.2
Standard deviation in seconds 0.9
1.5 Online Publications
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Current Cites 0
DLA Bulletin 0
Mynd of MELVYL 1
1.6 Search SET commands
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FIND SET 147
SAVE SET 200
RECALL SET 5
DELETE/CLEAR SET 2
1.7 Special Commands
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1.7.1 MAIL Commands
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Number of MAIL Commands 2,613
1.7.2 REQUEST Commands
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Number of REQUEST Commands 210
1.7.3 UPDATE Commands
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Number of UPDATE commands issued by location:
Location Library Remote Total
________ _______ ______ _____
Berkeley 1 1 2
Davis 0 0 0
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 1 1
CSL 0 0 0
CSU n/a 0 0
Stanford n/a 0 0
Other - Non UC n/a 1 1
_______ ______ _____
1 3 4
1.7.4 Number of UPDATE commands by Database
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CAT 2
PE 0
TEN 0
CC databases 1
CC 1
CCT 0
IAC databases 1
MAGS 1
NEWS 0
COMP 0
MED 0
INS 0
PSYC 0
ABI 0
BIOSIS 0
1.7.5 Other UPDATE Commands
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Number of RENEW UPDATE commands 23
Number of DELETE UPDATE commands 0
Number of SET UPDATE commands 0
Number of REDO UPDATE commands 0
Total number of UPDATEs on 10/31/02 1,644
SYSmm/dd sys MELVYL SYSTEM TELNET STATISTICS (weekly)