MELVYL SYSTEM TELNET STATISTICS
Time period: 11/01/02 through 11/30/02
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 2,436 10,922 13,358
Davis 4,648 794 5,442
Irvine 1,832 0 1,832
Los Angeles 0 2,834 2,834
Riverside 1,601 522 2,123
San Diego 1,447 1,489 2,936
San Francisco 1,156 0 1,156
Santa Barbara 1,125 479 1,604
Santa Cruz 348 1,137 1,485
NRLF 0 0 0
SRLF 0 0 0
LBL 0 648 648
LLL 0 200 200
Los Alamos 0 12 12
Other - UC 92 2,284 2,376
CSL 0 219 219
CSU n/a 515 515
Stanford n/a 160 160
Other - Non UC n/a 11,613 11,613
_______ ______ _____
14,685 33,828 48,513
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. 32
2-4 a.m. 16 2-4 p.m. 35
4-6 a.m. 12 4-6 p.m. 24
6-8 a.m. 8 6-8 p.m. 11
8-10 a.m. 24 8-10 p.m. 9
10-12 a.m. 35 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 5,697 35,695 41,392
Davis 17,193 5,305 22,498
Irvine 7,087 0 7,087
Los Angeles 0 7,378 7,378
Riverside 9,056 1,497 10,553
San Diego 3,881 3,848 7,729
San Francisco 4,032 0 4,032
Santa Barbara 4,664 1,170 5,834
Santa Cruz 1,698 3,300 4,998
NRLF 0 0 0
SRLF 0 0 0
LBL 0 1,384 1,384
LLL 0 580 580
Los Alamos 0 35 35
Other - UC 78 6,601 6,679
CSL 0 522 522
CSU n/a 2,791 2,791
Stanford n/a 282 282
Other - Non UC n/a 49,817 49,817
_______ ______ _____
53,386 120,205 173,591
Average number of FIND commands per hour:
12-2 a.m. 24 12-2 p.m. 233
2-4 a.m. 21 2-4 p.m. 268
4-6 a.m. 17 4-6 p.m. 171
6-8 a.m. 36 6-8 p.m. 57
8-10 a.m. 152 8-10 p.m. 34
10-12 a.m. 246 10-12 p.m. 31
Total number of FIND commands 173,591
Peak hourly load of 552 FIND commands occurred on 11/26/02 at 10 am
1.1.4 Records Displayed
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Number of Records Displayed by location:
Location Library Remote Total
________ _______ ______ _____
Berkeley 42,584 320,997 363,581
Davis 130,831 39,668 170,499
Irvine 62,040 0 62,040
Los Angeles 0 69,979 69,979
Riverside 44,674 13,043 57,717
San Diego 26,645 34,347 60,992
San Francisco 35,048 0 35,048
Santa Barbara 36,258 13,382 49,640
Santa Cruz 8,667 29,535 38,202
NRLF 0 0 0
SRLF 0 0 0
LBL 0 11,109 11,109
LLL 0 3,974 3,974
Los Alamos 0 513 513
Other - UC 578 61,908 62,486
CSL 0 4,328 4,328
CSU n/a 31,017 31,017
Stanford n/a 2,395 2,395
Other - Non UC n/a 465,949 465,949
_______ ______ _____
387,325 1,102,144 1,489,469
Average number of records displayed per hour:
12-2 a.m. 538 12-2 p.m. 4,414
2-4 a.m. 440 2-4 p.m. 4,924
4-6 a.m. 273 4-6 p.m. 3,385
6-8 a.m. 516 6-8 p.m. 1,379
8-10 a.m. 2,791 8-10 p.m. 850
10-12 a.m. 4,734 10-12 p.m. 849
Total number of Records Displayed 1,489,469
Peak hourly load of 23,274 records displayed occurred on 11/25/02 at 10 am
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 117,417 964,867 62.7% 67.6%
TEN 0 0 0.0% 0.0%
PE 10,718 97,477 6.1% 6.2%
ABI 1,226 1,577 0.7% 0.7%
BIOSIS 7,028 8,181 4.0% 4.0%
CC databases 13,943 129,460 10.0% 8.0%
CC 13,720 120,294 9.6% 7.9%
CCT 223 9,166 0.4% 0.1%
IAC databases 5,109 59,691 4.4% 2.9%
MAGS 4,587 55,411 3.9% 2.6%
NEWS 379 2,474 0.4% 0.2%
COMP 143 1,806 0.1% 0.1%
INS databases 5,421 45,259 4.8% 3.1%
INS 3,729 34,424 3.0% 2.1%
INS90 632 4,021 0.7% 0.4%
INS85 414 2,205 0.5% 0.2%
INS80 303 1,661 0.3% 0.2%
INS69 343 2,948 0.3% 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 8,263 10,297 4.0% 4.8%
OCLC 75 81 0.1% 0.0%
RLG 4,039 5,024 2.8% 2.3%
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 268 268 536
Arizona State University 0 3 3
Boston University 0 0 0
California State Library 2 3 5
Cal Poly, San Luis Obispo 0 0 0
Cal State Long Beach 0 0 0
Cal State Univ., Hayward 0 12 12
Cambridge University, England 1 3 4
CARL 0 4 4
CARL Uncover 4 27 31
Chicano/Latino Net Gopher 0 0 0
Claremont College 0 0 0
Cleveland Free-Net 0 0 0
Dartmouth College 0 0 0
DIALOG 0 38 38
DRA LC 0 2 2
Earthquake Engineering Abstracts 0 0 0
FS INFO 1 1 2
Harvard 0 3 3
Library of Congress (LOCIS) 0 54 54
Los Angeles Public Library 0 2 2
National Agricultural Library 0 0 0
NLM AIDSDBS 0 1 1
NLM Databases (Medlars) 0 2 2
Northern Regional Lib Facility 221 130 351
New York Public Library 1 1 2
OCEAN Information Center 0 0 0
OCLC Catalog 1 119 120
OCLC EPIC 0 0 0
Oxford University, England 1 2 3
Princeton 1 0 1
Rensselaer Polytechnic Institute 0 0 0
RLIN 62 156 218
San Francisco State University 2 0 2
San Jose State University 2 0 2
Santa Clara University (OSCAR) 0 0 0
Stanford University 2 15 17
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 102 338 440
UCB INFOCAL 0 0 0
UCD Gopher 0 0 0
UCI ANTPAC 6 3 9
UCLA ORION 0 0 0
UCSC CRUZCAT 2 1 3
UCSC INFOSLUG 0 0 0
UCSD ROGER 3 2 5
UCSF Catalog 4 3 7
Univ. of Hawaii 0 3 3
Univ. of Tennessee 0 0 0
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 2 2
Virginia Polytechnic Institute 0 0 0
Weather 0 3 3
WRLC 0 0 0
Yale 2 2 4
Other 2 1 3
_______ ______ _____
Total number of USE commands 690 1,205 1,893
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 2.9
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 194
SAVE SET 214
RECALL SET 1
DELETE/CLEAR SET 7
1.7 Special Commands
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1.7.1 MAIL Commands
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Number of MAIL Commands 2,196
1.7.2 REQUEST Commands
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Number of REQUEST Commands 247
1.7.3 UPDATE Commands
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Number of UPDATE commands issued by location:
Location Library Remote Total
________ _______ ______ _____
Berkeley 0 1 1
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 0 0
CSL 0 0 0
CSU n/a 0 0
Stanford n/a 0 0
Other - Non UC n/a 0 0
_______ ______ _____
0 1 1
1.7.4 Number of UPDATE commands by Database
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CAT 0
PE 0
TEN 0
CC databases 1
CC 1
CCT 0
IAC databases 0
MAGS 0
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 29
Number of DELETE UPDATE commands 0
Number of SET UPDATE commands 0
Number of REDO UPDATE commands 0
Total number of UPDATEs on 11/30/02 1,048
SYSmm/dd sys MELVYL SYSTEM TELNET STATISTICS (weekly)