MELVYL SYSTEM TELNET STATISTICS
Time period: 01/05/02 through 01/11/02
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 667 3,485 4,152
Davis 2,563 262 2,825
Irvine 931 0 931
Los Angeles 15 1,092 1,107
Riverside 492 230 722
San Diego 523 721 1,244
San Francisco 438 0 438
Santa Barbara 305 329 634
Santa Cruz 210 320 530
NRLF 0 0 0
SRLF 0 0 0
LBL 0 304 304
LLL 0 179 179
Los Alamos 0 6 6
Other - UC 66 254 320
CSL 0 155 155
CSU n/a 160 160
Stanford n/a 66 66
Other - Non UC n/a 7,032 7,032
_______ ______ _____
6,210 14,595 20,805
1.1.2 Active users
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Average number of active users in a 2 minute interval:
12-2 a.m. 13 12-2 p.m. 49
2-4 a.m. 14 2-4 p.m. 61
4-6 a.m. 11 4-6 p.m. 36
6-8 a.m. 10 6-8 p.m. 15
8-10 a.m. 37 8-10 p.m. 12
10-12 a.m. 54 10-12 p.m. 14
Maximum of active users in a 2 minute interval:
For MELVYL system on 01/08/02 at 14:48:17 total number of users: 101
For MELVYL MEDLINE on 0.0at 0.0total number of users: 0.0
Total connect hours for MELVYL MEDLINE:
For UC users (hrs:mins) 0.00
For Non-UC users (hrs:mins) 0.00
1.1.3 FIND commands
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Number of FIND commands issued by location:
Location Library Remote Total
________ _______ ______ _____
Berkeley 1,728 9,750 11,478
Davis 9,060 1,257 10,317
Irvine 2,915 0 2,915
Los Angeles 53 2,664 2,717
Riverside 1,738 556 2,294
San Diego 1,783 1,820 3,603
San Francisco 1,655 0 1,655
Santa Barbara 1,138 894 2,032
Santa Cruz 1,543 1,194 2,737
NRLF 0 0 0
SRLF 0 0 0
LBL 0 527 527
LLL 0 514 514
Los Alamos 0 27 27
Other - UC 51 817 868
CSL 0 181 181
CSU n/a 645 645
Stanford n/a 119 119
Other - Non UC n/a 23,052 23,052
_______ ______ _____
21,664 44,017 65,681
Average number of FIND commands per hour:
12-2 a.m. 58 12-2 p.m. 367
2-4 a.m. 36 2-4 p.m. 421
4-6 a.m. 32 4-6 p.m. 260
6-8 a.m. 60 6-8 p.m. 89
8-10 a.m. 234 8-10 p.m. 65
10-12 a.m. 372 10-12 p.m. 69
Total number of FIND commands 65,681
Peak hourly load of 775 FIND commands occurred on 01/08/02 at 1 pm
1.1.4 Records Displayed
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Number of Records Displayed by location:
Location Library Remote Total
________ _______ ______ _____
Berkeley 17,833 94,764 112,597
Davis 57,671 7,993 65,664
Irvine 33,745 0 33,745
Los Angeles 572 24,012 24,584
Riverside 13,890 4,827 18,717
San Diego 9,487 16,543 26,030
San Francisco 11,235 0 11,235
Santa Barbara 15,305 8,904 24,209
Santa Cruz 6,684 9,562 16,246
NRLF 0 0 0
SRLF 0 0 0
LBL 0 3,931 3,931
LLL 0 4,541 4,541
Los Alamos 0 207 207
Other - UC 252 7,254 7,506
CSL 0 1,922 1,922
CSU n/a 5,623 5,623
Stanford n/a 520 520
Other - Non UC n/a 165,990 165,990
_______ ______ _____
166,674 356,593 523,267
Average number of records displayed per hour:
12-2 a.m. 814 12-2 p.m. 6,192
2-4 a.m. 1,035 2-4 p.m. 7,816
4-6 a.m. 399 4-6 p.m. 5,242
6-8 a.m. 1,011 6-8 p.m. 2,081
8-10 a.m. 4,753 8-10 p.m. 1,237
10-12 a.m. 6,923 10-12 p.m. 1,031
Total number of Records Displayed 523,267
Peak hourly load of 12,973 records displayed occurred on 01/08/02 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 39,390 304,236 56.0% 60.0%
TEN 0 0 0.0% 0.0%
PE 4,661 36,623 6.6% 7.1%
ABI 318 375 0.5% 0.5%
BIOSIS 4,190 4,530 6.3% 6.4%
CC databases 7,290 64,717 11.7% 11.1%
CC 7,133 59,475 11.3% 10.9%
CCT 157 5,242 0.4% 0.2%
IAC databases 1,849 18,886 3.5% 2.8%
MAGS 1,647 17,445 3.1% 2.5%
NEWS 166 1,001 0.3% 0.3%
COMP 36 440 0.1% 0.1%
INS databases 2,903 23,557 6.9% 4.4%
INS 1,832 16,852 4.0% 2.8%
INS90 439 3,040 1.1% 0.7%
INS85 239 1,411 0.8% 0.4%
INS80 166 581 0.5% 0.3%
INS69 227 1,673 0.5% 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 2,511 3,849 3.0% 3.8%
OCLC 215 249 0.4% 0.3%
RLG 1,796 2,257 4.0% 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 102 187 289
Arizona State University 0 0 0
Boston University 0 0 0
California State Library 0 2 2
Cal Poly, San Luis Obispo 0 0 0
Cal State Long Beach 0 1 1
Cal State Univ., Hayward 7 6 13
Cambridge University, England 0 0 0
CARL 0 0 0
CARL Uncover 0 1 1
Chicano/Latino Net Gopher 0 0 0
Claremont College 0 0 0
Cleveland Free-Net 0 0 0
Dartmouth College 0 2 2
DIALOG 2 46 48
DRA LC 0 1 1
Earthquake Engineering Abstracts 0 0 0
FS INFO 0 3 3
Harvard 1 3 4
Library of Congress (LOCIS) 0 3 3
Los Angeles Public Library 0 1 1
National Agricultural Library 0 0 0
NLM AIDSDBS 0 1 1
NLM Databases (Medlars) 0 0 0
Northern Regional Lib Facility 79 21 100
New York Public Library 0 0 0
OCEAN Information Center 0 0 0
OCLC Catalog 4 106 110
OCLC EPIC 0 0 0
Oxford University, England 0 0 0
Princeton 0 0 0
Rensselaer Polytechnic Institute 0 0 0
RLIN 19 82 101
San Francisco State University 0 0 0
San Jose State University 0 0 0
Santa Clara University (OSCAR) 0 0 0
Stanford University 2 16 18
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 38 106 144
UCB INFOCAL 0 0 0
UCD Gopher 0 0 0
UCI ANTPAC 1 3 4
UCLA ORION 0 1 1
UCSC CRUZCAT 2 3 5
UCSC INFOSLUG 0 0 0
UCSD ROGER 1 4 5
UCSF Catalog 0 1 1
Univ. of Hawaii 0 0 0
Univ. of Tennessee 0 0 0
Univ. of Michigan 0 0 0
Univ. of New Mexico - Gen. Lib 0 0 0
Univ. of New Mexico 0 0 0
Univ. of Texas, Austin 0 1 1
Virginia Polytechnic Institute 0 0 0
Weather 0 0 0
WRLC 0 0 0
Yale 3 1 4
Other 0 1 1
_______ ______ _____
Total number of USE commands 261 603 864
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 3.0
Display response time from receipt of command at
DLA until transmission of a complete screen:
Average in seconds 0.2
Standard deviation in seconds 0.3
1.5 Online Publications
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Current Cites 0
DLA Bulletin 1
Mynd of MELVYL 0
1.6 Search SET commands
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FIND SET 67
SAVE SET 82
RECALL SET 4
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 862
1.7.2 REQUEST Commands
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Number of REQUEST Commands 104
1.7.3 UPDATE Commands
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Number of UPDATE commands issued by location:
Location Library Remote Total
________ _______ ______ _____
Berkeley 0 2 2
Davis 0 0 0
Irvine 0 0 0
Los Angeles 0 0 0
Riverside 0 0 0
San Diego 0 2 2
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 4 4
1.7.4 Number of UPDATE commands by Database
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CAT 1
PE 0
TEN 0
CC databases 3
CC 3
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 14
Number of DELETE UPDATE commands 0
Number of SET UPDATE commands 0
Number of REDO UPDATE commands 0
Total number of UPDATEs on 01/11/02 1,817
SYSmm/dd sys MELVYL SYSTEM TELNET STATISTICS (weekly)