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CARNEGIE MELLON UNIVERSITY | | | | | | | | | | | | | | | | | | | | | | | | | | | COMPUTING SERVICES STATISTICS | | | | | | | | | | | | FISCAL YEARS 1993 TO 1997 | | | | | | | | | |
| | | | | | | | | | | | | | | | | | Change in Network Connections | | | Total 1994 | | Total 1995 | | Total 1996 | | Total 1997 | | Total 1998 | | | Token Ring | | | | 1,138 | | 703 | | 594 | | 0 | | 0 | | | Local Talk | | | | 2,761 | | 2,051 | | 2,167 | | 1,583 | | 0 | |
| 10-Base-T | | | | | | | | | | 6,206 | | 9873 | | |
ThinEthernet | | | | | | | | | | 808 | | 201 | | | Lattisnet | | | | | | | | | | 1,133 | | 297 | | | Ethernet | | | | | | | | | | 472 | | 419 | | | Switched-10 | | | | | | | | | | 957 | | 2145 | | | 100-Base-T | | | | | | | | | | 125 | | 241 | | | Switched-100 | | | | | | | | | | 120 | | 206 | | | Total Ethernet | | | | 3,084 | | 4,436 | | 6,905 | | 9,821 | | 13,382 | | | Total Network Connections | | | | 6,983 |
| 7,190 | | 9,666 | | 11,404 | | 13,382 | | | Total Asynchronous Connections | | | 573 | | 324 | | 9 | | 0 | | 0 | | | TOTAL | | | | 7,556 | | 7,514 | | 9,675 | | 11,404 | | 13,382 | | |
| | | | | | | | | | | | | Andrew Usage | | | | 1994 | | 1995 | | 1996 | | 1997 | | 1998 |
| | Number of Andrew systems IDs | | | 12,876 | | 18,014 | | 21,178
| | 18,927 | | 24,306 | | | Average weekly authorized unique users | | | 7,617 | | 8,553 | | 9,862 | | 10,543 | | 10,861 |
| | Peak weekly authorized unique users | | | 8,973 | | 10,356 | | 11,659
| | 12,793 | | 13,062 | | | Average weekly UNIX server logins* | | | 29,000 | | 30,424 | | 39,745 | | 49,444 | | 60,839 |
| | Peak weekly UNIX server logins* | | | #N/A | | #N/A | | 64,896 |
| 80,702 | | 136,442 | | | Average weekly UNIX unique user logins | | | 3,300 | | 3,417 | | 4,011 | | 4,404 | | 4,905 |
| | Peak weekly UNIX unique user logins | | | #N/A | | #N/A | | 5,210
| | 5,725 | | 5,771 | | | Average number of connected workstations* | |
790 | | 829 | | 1,040 | | 1,280 | | 1,407 | | |
Peak number of connected workstations* | | | 885 | | 967 | | 1,312 | |
1,592 | | 2,007 | | | Average total weekly PC server sessions | | | 74,000 |
| 140,781 | | 105,213 | | 146,578 | | 138,543 | | | Peak total weekly PC server sessions | | | #N/A | | #N/A | | 174,629 | |
256,086 | | 225,567 | | | Average total weekly PC unique users | | | #N/A |
| 7,683 | | 6,698 | | 7,305 | | 7,094 | | | Peak total weekly PC unique users | | | #N/A | | #N/A | | 8,446 | | 8,978 | | 9,129 | | | Peak Unique Cyrus Mail Users | | | #N/A | |
#N/A | | 285 | | 944 | | 1,962 | | | Average Unique Weekly Cyrus Mail Users | | #N/A | | #N/A | | 176 | |
726 | | 2,939 | | | Peak Total Sessions - Cyrus | | | 0 | |
0 | | 1,887 | | 222,146 | | 328,758 | | | Average Total Sessions - Cyrus | | | 0 | | 0 | | 9,728 | | 106,811 | | 648,527 | | | | | | | | | | | | | | | | | |
Andrew Usage Notes: Cyrus was a pilot during academic year 1995-96. 1996 data based on sample period April 1996 - June 1996. | | | | | | | | | | | | | | | | Computer Store Purchases (CPUs) |
| | 1994 | | 1995 | | 1996 | | 1997 | | 1998 | | | Non Departmental | | | | 864 | | 775 | | 271 | | 311 | | 607 | | | Departments | | | | 867 | | 909 | | 742 | | 763 | | 998 | | | TOTAL | | | | 2,595 | | 2,468 | | 1,284 | | 1,385 | | 1,605 | | | | | | | |
| | | | | | | | Computers in Public Clusters | | | | 1994 | | 1995 | | 1996 | | 1997 | | 1998 | | |
Workstations | | | | | | | | | | | | | | | SGI Indy Modelers | | | | 0 | | 0 | | 10 | | 10 | | 10 | | | SGI Octanes | | | | 0 | | 0 | | 0 | | 10 | | 10 | | | HP712/100's | | | | 0 | | 0 | | 25 | | 25 | | 0 | | | Sun Ultra 140's | | | | 0 | | 0 | | 38 | | 38 | | 38 | | | SunSparc5/85's | | | | 33 | | 33 | | 33 | | 34 | | 34 | | | Sun Ultra 170's |
| | | 0 | | 0 | | 0 | | 18 | | 18 | | | DECstation 5000 | | | | 20 | | 20 | |
20 | | 0 | | 0 | | | DECstation 3100 | | | |
75 | | 74 | | 0 | | 0 | |
0 | | | | | | | | | | | | | | | | | | Macintosh | | | | | | |
| | | | | | | | PowerMac 8600 | | | | 0 | | 0 | | 0 | | 8 | | 8 | | | PowerMac 7200 | | | | 0 | | 0 | | 105 | | 104 | | 104 | | | PowerMac 7100 | | | | 50 | | 161 | | 61 | | 61 | | 0 | | | Mac IIcs | | | | 18 | | 0 | | 0 | | 0 | | 0 | | | Mac IIci | | | | 85 | | 54 | | 0 | | 0 | | 0 | | | Mac LC III | | | | 20 | | 20 | | 0 | | 0 | | 0 | | | Mac II | | | | 8 | | 0 | | 0 | | 0 |
| 0 | | | | | | | | | | | | | | | | | | Windows | | |
| | | | | | | | | | | | Dell Optiplex GX Pro | | | | 0 | |
0 | | 25 | | 23 | | 23 | | |
Dell Optiplex 5133 GXM | | | | 0 | | 0 | | 25 | | 23
| | 23 | | | Dell Pentium | | | | 0 | | 22
| | 20 | | 0 | | 0 | | | Intel Pentium | |
| | 0 | | 0 | | 0 | | 10 | | 33 | | | DEC 486 | | | | 22 | | 13 | | 3 | | 0 | | 0 | | | IBM PS/2 | | | |
12 | | 0 | | 0 | | 0 | | 0
| | | | | | | | | | | | | | | | | | TOTAL | | | | 343
| | 397 | | 365 | | 364 | | 301 |
| | | | | | | | | | | | | | | | | * Denotes estimates for the academic year | | | | | | | | |
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