MELVYL SYSTEM TELNET STATISTICS
Time period: 12/01/02 through 12/31/02
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 1,442 7,504 8,946
Davis 3,273 764 4,037
Irvine 1,288 0 1,288
Los Angeles 0 1,924 1,924
Riverside 1,254 398 1,652
San Diego 927 1,457 2,384
San Francisco 838 0 838
Santa Barbara 806 373 1,179
Santa Cruz 213 795 1,008
NRLF 0 0 0
SRLF 0 0 0
LBL 0 415 415
LLL 0 213 213
Los Alamos 0 9 9
Other - UC 107 1,232 1,339
CSL 0 198 198
CSU n/a 263 263
Stanford n/a 76 76
Other - Non UC n/a 9,178 9,178
_______ ______ _____
10,148 24,799 34,947
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. 24
2-4 a.m. 15 2-4 p.m. 26
4-6 a.m. 11 4-6 p.m. 18
6-8 a.m. 6 6-8 p.m. 10
8-10 a.m. 17 8-10 p.m. 10
10-12 a.m. 27 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 3,514 25,111 28,625
Davis 12,784 4,651 17,435
Irvine 5,032 0 5,032
Los Angeles 0 5,276 5,276
Riverside 7,008 1,338 8,346
San Diego 2,620 3,867 6,487
San Francisco 2,348 0 2,348
Santa Barbara 2,707 1,069 3,776
Santa Cruz 1,248 2,569 3,817
NRLF 0 0 0
SRLF 0 0 0
LBL 0 775 775
LLL 0 597 597
Los Alamos 0 17 17
Other - UC 118 3,771 3,889
CSL 0 467 467
CSU n/a 1,074 1,074
Stanford n/a 169 169
Other - Non UC n/a 38,731 38,731
_______ ______ _____
37,379 89,482 126,861
Average number of FIND commands per hour:
12-2 a.m. 21 12-2 p.m. 174
2-4 a.m. 16 2-4 p.m. 183
4-6 a.m. 11 4-6 p.m. 122
6-8 a.m. 29 6-8 p.m. 41
8-10 a.m. 121 8-10 p.m. 25
10-12 a.m. 196 10-12 p.m. 29
Total number of FIND commands 126,861
Peak hourly load of 605 FIND commands occurred on 12/13/02 at 10 am
1.1.4 Records Displayed
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Number of Records Displayed by location:
Location Library Remote Total
________ _______ ______ _____
Berkeley 28,114 219,410 247,524
Davis 100,865 32,768 133,633
Irvine 42,687 0 42,687
Los Angeles 0 49,587 49,587
Riverside 33,581 12,661 46,242
San Diego 16,945 35,502 52,447
San Francisco 20,621 0 20,621
Santa Barbara 20,931 9,675 30,606
Santa Cruz 4,629 20,722 25,351
NRLF 0 0 0
SRLF 0 0 0
LBL 0 7,374 7,374
LLL 0 49,724 49,724
Los Alamos 0 252 252
Other - UC 696 34,056 34,752
CSL 0 8,369 8,369
CSU n/a 14,531 14,531
Stanford n/a 3,375 3,375
Other - Non UC n/a 313,908 313,908
_______ ______ _____
269,069 811,914 1,080,983
Average number of records displayed per hour:
12-2 a.m. 435 12-2 p.m. 3,729
2-4 a.m. 266 2-4 p.m. 3,443
4-6 a.m. 160 4-6 p.m. 2,190
6-8 a.m. 435 6-8 p.m. 960
8-10 a.m. 2,017 8-10 p.m. 569
10-12 a.m. 3,303 10-12 p.m. 506
Total number of Records Displayed 1,080,983
Peak hourly load of 53,362 records displayed occurred on 12/10/02 at 1 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 86,526 698,326 63.0% 68.2%
TEN 0 0 0.0% 0.0%
PE 7,709 67,329 6.8% 6.1%
ABI 969 1,659 0.6% 0.8%
BIOSIS 4,756 6,079 4.3% 3.7%
CC databases 10,279 102,355 10.0% 8.1%
CC 10,149 97,211 9.8% 8.0%
CCT 130 5,144 0.2% 0.1%
IAC databases 3,400 45,491 3.6% 2.7%
MAGS 3,143 43,601 3.3% 2.5%
NEWS 197 1,086 0.3% 0.2%
COMP 60 804 0.1% 0.0%
INS databases 3,258 31,172 4.1% 2.6%
INS 2,479 25,390 2.8% 2.0%
INS90 344 2,565 0.5% 0.3%
INS85 167 1,424 0.3% 0.1%
INS80 111 628 0.2% 0.1%
INS69 157 1,165 0.2% 0.1%
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 6,049 7,182 3.7% 4.8%
OCLC 54 78 0.1% 0.0%
RLG 3,465 4,298 3.1% 2.7%
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 0 0 0
Arizona State University 1 5 6
Boston University 1 0 1
California State Library 1 11 12
Cal Poly, San Luis Obispo 0 0 0
Cal State Long Beach 2 0 2
Cal State Univ., Hayward 0 8 8
Cambridge University, England 1 1 2
CARL 1 1 2
CARL Uncover 2 1 3
Chicano/Latino Net Gopher 0 0 0
Claremont College 1 0 1
Cleveland Free-Net 1 1 2
Dartmouth College 1 1 2
DIALOG 2 10 12
DRA LC 2 1 3
Earthquake Engineering Abstracts 0 0 0
FS INFO 0 2 2
Harvard 0 8 8
Library of Congress (LOCIS) 1 9 10
Los Angeles Public Library 0 5 5
National Agricultural Library 1 0 1
NLM AIDSDBS 1 0 1
NLM Databases (Medlars) 0 1 1
Northern Regional Lib Facility 148 95 243
New York Public Library 0 1 1
OCEAN Information Center 0 0 0
OCLC Catalog 0 105 105
OCLC EPIC 2 0 2
Oxford University, England 0 2 2
Princeton 0 0 0
Rensselaer Polytechnic Institute 1 0 1
RLIN 0 0 0
San Francisco State University 0 1 1
San Jose State University 0 0 0
Santa Clara University (OSCAR) 1 1 2
Stanford University 2 5 7
SUNY Buffalo (BISON) 1 3 4
1.3 USE command (continued)
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Number of USE commands issued by system:
Library Remote Total
_______ ______ _____
UCB GLADIS 58 266 324
UCB INFOCAL 0 0 0
UCD Gopher 0 0 0
UCI ANTPAC 5 2 7
UCLA ORION 0 4 4
UCSC CRUZCAT 1 1 2
UCSC INFOSLUG 0 0 0
UCSD ROGER 4 1 5
UCSF Catalog 6 1 7
Univ. of Hawaii 0 1 1
Univ. of Tennessee 1 0 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 1 3 4
Virginia Polytechnic Institute 1 0 1
Weather 2 7 9
WRLC 1 0 1
Yale 0 1 1
Other 0 4 4
_______ ______ _____
Total number of USE commands 254 571 825
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 1.5
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 475
SAVE SET 154
RECALL SET 0
DELETE/CLEAR SET 0
1.7 Special Commands
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1.7.1 MAIL Commands
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Number of MAIL Commands 1,645
1.7.2 REQUEST Commands
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Number of REQUEST Commands 162
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 0 0
CSL 0 0 0
CSU n/a 0 0
Stanford n/a 0 0
Other - Non UC n/a 0 0
_______ ______ _____
0 0 0
1.7.4 Number of UPDATE commands by Database
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CAT 0
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 22
Number of DELETE UPDATE commands 0
Number of SET UPDATE commands 0
Number of REDO UPDATE commands 0
Total number of UPDATEs on 12/31/02 55
SYSmm/dd sys MELVYL SYSTEM TELNET STATISTICS (weekly)