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933 bytes removed ,  19:42, 12 September 2016
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*4 TB hard drive (SATA, 7.2k RPM, 3 Gbps)<br>
 
*4 TB hard drive (SATA, 7.2k RPM, 3 Gbps)<br>
 
<br>
 
<br>
each (8) Dell PowerEdge R430 node features:
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each (13) Dell PowerEdge R430 node features:
*2 x 8-core Intel Xeon E5-2650L processors (1.8 GHz)
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*2 x 12-core Intel Xeon E5-2650L processors (1.8 GHz)
 
*64 GB of memory
 
*64 GB of memory
*4 TB hard drive<br>
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*4 TB hard drive (SATA, 7.2k RPM, 6 Gbps)<br>
 
<br>
 
<br>
   −
It is best to think of every core as a separate <b><i>virtual machine</i></b> or processing <b><i>slot</i></b> capable of running one process. The cores remain isolated because the computer cannot distribute a simple, stand-alone process between its cores without special instructions for doing so within the code itself. We will therefore refer interchangeably to cores, slots or virtual machines (of which there are 8 x 31 + 12 x 7 + 16 x 8) instead of computers or processors as independent computing units, each having about 1 GB of RAM at its disposal when all cores are uniformly loaded.<br>
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It is best to think of every core as a separate <b><i>virtual machine</i></b> or processing <b><i>slot</i></b> capable of running one process. The cores remain isolated because the computer cannot distribute a simple, stand-alone process between its cores without special instructions for doing so within the code itself. We will therefore refer interchangeably to cores, slots or virtual machines instead of computers or processors as independent computing units.<br>
 +
<br>
 +
The Statistics Cluster is intergrated into existing computing infrastructure in the Nuclear Physics lab at the Physics Department. The lab provides its computing resources as well as networking, file server, security and other services.<br>
 
<br>
 
<br>
The Statistics Cluster is intergrated into existing computing infrastructure in the Nuclear Physics lab at the Physics Department. The lab provides its computing resources as well as networking, file server, security and other services. Below is a rough list of computing resources available for use (as of 2010):
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{| class="wikitable" style="text-align: center; background: #A9A9A9"
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! align="center" style="background: #f2f2f2; width: 200px" |
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! style="background: #f2f2f2; width: 200px" | Statistics
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! style="background: #f2f2f2; width: 200px" | Physics 
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! style="background: #f2f2f2; width: 200px" | Geophysics
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|- style="color: black;"
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| style="background: #f9f9f9; width: 200px" | Architecture
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| style="background: #f9f9f9; width: 200px" | 64 bit
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| style="background: #f9f9f9; width: 200px" | 64 bit/32 bit
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| style="background: #f9f9f9; width: 200px" | 32 bit
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|-
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| style="background: #f9f9f9; width: 200px" | Cores
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| style="background: #f9f9f9; width: 200px" | 248 + 84
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| style="background: #f9f9f9; width: 200px" | 192/72
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| style="background: #f9f9f9; width: 200px" | 34
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|-
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| style="background: #f9f9f9; width: 200px" | Performance (Gflops)
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| style="background: #f9f9f9; width: 200px" | 322
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| style="background: #f9f9f9; width: 200px" | 260/72
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| style="background: #f9f9f9; width: 200px" | 34
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|}
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<br>
   
Note that some software has a license limited to the Statistics Department equipment and does not span the other cluster segments.
 
Note that some software has a license limited to the Statistics Department equipment and does not span the other cluster segments.
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| style="background: #f9f9f9; width: 200px" | LAM-MPI (7.1.14)
 
| style="background: #f9f9f9; width: 200px" | LAM-MPI (7.1.14)
 
| style="background: #f9f9f9; width: 200px" | BEST (1.0)
 
| style="background: #f9f9f9; width: 200px" | BEST (1.0)
| style="background: #f9f9f9; width: 200px" | Condor (7.8.8)
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| style="background: #f9f9f9; width: 200px" | Condor (8.2.9)
 
| style="background: #f9f9f9; width: 200px" | CERNLIB (2005)
 
| style="background: #f9f9f9; width: 200px" | CERNLIB (2005)
 
|-
 
|-
 
| style="background: #f9f9f9; width: 200px" | OpenBUGS
 
| style="background: #f9f9f9; width: 200px" | OpenBUGS
| style="background: #f9f9f9; width: 200px" | R (3.0)
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| style="background: #f9f9f9; width: 200px" | R (3.x)
 
| style="background: #f9f9f9; width: 200px" | ROOT (5.34)  
 
| style="background: #f9f9f9; width: 200px" | ROOT (5.34)  
| style="background: #f9f9f9; width: 200px" |  
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| style="background: #f9f9f9; width: 200px" | Matlab (non-interactive)
 
|}
 
|}
 
*The usual Linux tools and scripting languages are also available
 
*The usual Linux tools and scripting languages are also available
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 +
Additional software can be requested by contacting the system administrator. Please supply the name and version number in your request. For all packages related to R please ask Jun Yan (jun.yan at uconn.edu).
    
== Current Status ==
 
== Current Status ==
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