MELVYL SYSTEM TELNET STATISTICS
Time period: 03/02/02 through 03/08/02
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 1,187 4,060 5,247
Davis 2,799 231 3,030
Irvine 801 0 801
Los Angeles 25 1,017 1,042
Riverside 523 185 708
San Diego 554 574 1,128
San Francisco 379 0 379
Santa Barbara 385 350 735
Santa Cruz 219 371 590
NRLF 0 0 0
SRLF 0 0 0
LBL 0 210 210
LLL 0 131 131
Los Alamos 0 4 4
Other - UC 38 334 372
CSL 0 132 132
CSU n/a 243 243
Stanford n/a 78 78
Other - Non UC n/a 6,170 6,170
_______ ______ _____
6,910 14,090 21,000
1.1.2 Active users
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Average number of active users in a 2 minute interval:
12-2 a.m. 10 12-2 p.m. 50
2-4 a.m. 14 2-4 p.m. 55
4-6 a.m. 10 4-6 p.m. 38
6-8 a.m. 9 6-8 p.m. 15
8-10 a.m. 35 8-10 p.m. 10
10-12 a.m. 53 10-12 p.m. 10
Maximum of active users in a 2 minute interval:
For MELVYL system on 03/06/02 at 13:37:58 total number of users: 99
1.1.3 FIND commands
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Number of FIND commands issued by location:
Location Library Remote Total
________ _______ ______ _____
Berkeley 3,803 13,023 16,826
Davis 9,947 1,155 11,102
Irvine 2,887 0 2,887
Los Angeles 166 2,596 2,762
Riverside 2,869 690 3,559
San Diego 1,827 1,583 3,410
San Francisco 1,436 0 1,436
Santa Barbara 1,442 956 2,398
Santa Cruz 1,157 1,052 2,209
NRLF 0 0 0
SRLF 0 0 0
LBL 0 477 477
LLL 0 392 392
Los Alamos 0 19 19
Other - UC 58 1,010 1,068
CSL 0 378 378
CSU n/a 1,054 1,054
Stanford n/a 207 207
Other - Non UC n/a 21,292 21,292
_______ ______ _____
25,592 45,884 71,476
Average number of FIND commands per hour:
12-2 a.m. 52 12-2 p.m. 417
2-4 a.m. 52 2-4 p.m. 492
4-6 a.m. 52 4-6 p.m. 330
6-8 a.m. 73 6-8 p.m. 118
8-10 a.m. 282 8-10 p.m. 62
10-12 a.m. 451 10-12 p.m. 75
Total number of FIND commands 71,476
Peak hourly load of 770 FIND commands occurred on 03/04/02 at 10 am
1.1.4 Records Displayed
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Number of Records Displayed by location:
Location Library Remote Total
________ _______ ______ _____
Berkeley 29,956 121,413 151,369
Davis 81,443 5,367 86,810
Irvine 28,276 0 28,276
Los Angeles 2,578 23,027 25,605
Riverside 15,498 6,379 21,877
San Diego 11,574 16,309 27,883
San Francisco 27,508 0 27,508
Santa Barbara 15,010 10,050 25,060
Santa Cruz 4,439 9,886 14,325
NRLF 0 0 0
SRLF 0 0 0
LBL 0 5,105 5,105
LLL 0 3,404 3,404
Los Alamos 0 186 186
Other - UC 448 10,020 10,468
CSL 0 3,367 3,367
CSU n/a 13,657 13,657
Stanford n/a 1,604 1,604
Other - Non UC n/a 158,395 158,395
_______ ______ _____
216,730 388,169 604,899
Average number of records displayed per hour:
12-2 a.m. 582 12-2 p.m. 7,956
2-4 a.m. 1,430 2-4 p.m. 9,200
4-6 a.m. 613 4-6 p.m. 6,979
6-8 a.m. 1,050 6-8 p.m. 2,606
8-10 a.m. 5,163 8-10 p.m. 1,532
10-12 a.m. 7,506 10-12 p.m. 1,132
Total number of Records Displayed 604,899
Peak hourly load of 18,071 records displayed occurred on 03/07/02 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 45,720 348,091 57.7% 64.0%
TEN 0 0 0.0% 0.0%
PE 3,617 30,921 6.0% 5.1%
ABI 401 698 0.6% 0.6%
BIOSIS 4,228 5,307 5.8% 5.9%
CC databases 6,453 82,364 10.6% 9.0%
CC 6,253 58,194 10.1% 8.7%
CCT 200 24,170 0.5% 0.3%
IAC databases 2,614 31,727 4.6% 3.7%
MAGS 2,397 30,057 4.0% 3.4%
NEWS 155 1,231 0.4% 0.2%
COMP 62 439 0.1% 0.1%
INS databases 2,490 22,155 5.5% 3.5%
INS 1,570 17,069 3.3% 2.2%
INS90 300 1,638 0.8% 0.4%
INS85 224 1,187 0.6% 0.3%
INS80 204 1,058 0.5% 0.3%
INS69 192 1,203 0.4% 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 3,017 4,432 3.9% 4.2%
OCLC 342 275 0.6% 0.5%
RLG 2,148 2,942 4.0% 3.0%
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 79 115 194
Arizona State University 0 1 1
Boston University 1 0 1
California State Library 0 3 3
Cal Poly, San Luis Obispo 0 0 0
Cal State Long Beach 0 1 1
Cal State Univ., Hayward 25 12 37
Cambridge University, England 2 1 3
CARL 0 1 1
CARL Uncover 3 1 4
Chicano/Latino Net Gopher 0 0 0
Claremont College 0 0 0
Cleveland Free-Net 1 0 1
Dartmouth College 0 1 1
DIALOG 0 20 20
DRA LC 0 0 0
Earthquake Engineering Abstracts 0 0 0
FS INFO 1 0 1
Harvard 3 1 4
Library of Congress (LOCIS) 4 2 6
Los Angeles Public Library 0 1 1
National Agricultural Library 0 0 0
NLM AIDSDBS 0 0 0
NLM Databases (Medlars) 0 0 0
Northern Regional Lib Facility 73 39 112
New York Public Library 0 0 0
OCEAN Information Center 0 0 0
OCLC Catalog 0 90 90
OCLC EPIC 0 0 0
Oxford University, England 4 0 4
Princeton 1 1 2
Rensselaer Polytechnic Institute 0 0 0
RLIN 18 63 81
San Francisco State University 0 0 0
San Jose State University 0 0 0
Santa Clara University (OSCAR) 0 0 0
Stanford University 6 13 19
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 43 103 146
UCB INFOCAL 0 0 0
UCD Gopher 0 0 0
UCI ANTPAC 2 1 3
UCLA ORION 0 2 2
UCSC CRUZCAT 1 2 3
UCSC INFOSLUG 0 0 0
UCSD ROGER 1 1 2
UCSF Catalog 3 1 4
Univ. of Hawaii 0 0 0
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 0 0
Virginia Polytechnic Institute 0 0 0
Weather 3 2 5
WRLC 0 0 0
Yale 7 1 8
Other 0 2 2
_______ ______ _____
Total number of USE commands 281 482 763
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 0
1.6 Search SET commands
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FIND SET 87
SAVE SET 105
RECALL SET 1
DELETE/CLEAR SET 1
1.7 Special Commands
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1.7.1 MAIL Commands
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Number of MAIL Commands 940
1.7.2 REQUEST Commands
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Number of REQUEST Commands 79
1.7.3 UPDATE Commands
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Number of UPDATE commands issued by location:
Location Library Remote Total
________ _______ ______ _____
Berkeley 0 0 0
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 0 0
_______ ______ _____
0 1 1
1.7.4 Number of UPDATE commands by Database
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CAT 1
PE 0
TEN 0
CC databases 0
CC 0
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 12
Number of DELETE UPDATE commands 0
Number of SET UPDATE commands 0
Number of REDO UPDATE commands 0
Total number of UPDATEs on 03/08/02 1,727
SYSmm/dd sys MELVYL SYSTEM TELNET STATISTICS (weekly)