Operating System share for 11/2008
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| Operating System | Count | Share % | Rmax Sum (GF) | Rpeak Sum (GF) | Processor Sum |
|---|---|---|---|---|---|
| Linux | 388 | 77.60 % | 9301147 | 15584894 | 1544670 |
| MacOS X | 1 | 0.20 % | 16180 | 24576 | 3072 |
| UNICOS | 1 | 0.20 % | 13936 | 17459 | 1984 |
| Super-UX | 1 | 0.20 % | 35860 | 40960 | 5120 |
| AIX | 21 | 4.20 % | 848813 | 1159910 | 81344 |
| SuSE Linux Enterprise Server 9 | 7 | 1.40 % | 301432 | 466487 | 68640 |
| UNICOS/Linux | 2 | 0.40 % | 48149 | 57928 | 11140 |
| CNK/SLES 9 | 25 | 5.00 % | 1996851 | 2464139 | 796672 |
| SUSE Linux | 1 | 0.20 % | 14593 | 16384 | 2560 |
| Redhat Linux | 3 | 0.60 % | 142060 | 171667 | 18192 |
| RedHat Enterprise 4 | 3 | 0.60 % | 109580 | 151341 | 14736 |
| Windows Compute Cluster Server 2003 | 1 | 0.20 % | 14184 | 28160 | 6400 |
| UNICOS/SUSE Linux | 3 | 0.60 % | 256400 | 348106 | 50536 |
| SUSE Linux Enterprise Server 10 | 3 | 0.60 % | 99360 | 132050 | 15776 |
| SLES10 + SGI ProPack 5 | 13 | 2.60 % | 1063456 | 1296156 | 113400 |
| UNICOS/lc | 1 | 0.20 % | 54648 | 63437 | 11328 |
| CNL | 16 | 3.20 % | 2576897 | 3346494 | 367321 |
| Windows HPC 2008 | 4 | 0.80 % | 313930 | 401395 | 47744 |
| CentOS | 5 | 1.00 % | 151010 | 194801 | 18288 |
| Open Solaris | 1 | 0.20 % | 18540 | 20643 | 2048 | Totals | 500 | 100% | 17377026.89 | 25986987.20 | 3180971 |