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Anonymous, 09/05/2007 11:27 AM


= System Description =

Hardware Specifications

=== Head Node ===
H1. 1x DELL !PowerEdge SC1420 ||'''CPU''' || dual-processor Intel Xeon 3.2GHz / 2MB / 800FSBbr ||'''RAM''' || 4GB (4x1GB, DDR2)br ||'''HD''' || 1000GB SATA Raid5 (4x250GB, 7200rpm) ||'''ETH0''' || ||'''ETH1''' || SysKonnect SK-9871 V2.0 Gigabit Ethernet 1000Base-ZX Adapter, PCI64, Fiber ZX/SC

=== Compute Nodes ===
C1. 2x DELL !PowerEdge SC1425
'''CPU''' dual-processor Intel Xeon 3.2GHz / 2MB / 800FSBbr
'''RAM''' 4GB (4x1GB, DDR2)br
'''HD''' 40GB SATA (7200rpm)
'''ETH0'''
'''ETH1'''

C2. 2x DNUK Terraserve R420 ||'''CPU''' || dual-processor, dual-core AMD Opteron 2216 / 2.4GHz / 2MB / 533FSBbr ||'''RAM''' || 4GB (4x1GB, PC2-4200 DDR2)br ||'''HD''' || 80GB SATA (7200rpm) ||'''ETH0''' || Intel Corporation 82541GI Gigabit Ethernet Controller ||'''ETH1''' || Intel Corporation 82541GI Gigabit Ethernet Controller

Computer Names and IP Addresses

=== Cluster ===

==== Hardware ====

|| '''ID''' || '''Description''' || '''Hardware''' 
|| P0       || Head Node         || H1             
|| P1       || Compute Node      || C1             
|| P2       || Compute Node      || C1            
|| P3       || Compute Node      || C2            
|| P4       || Compute Node      || C2

==== External Network ====

|| '''ID''' || '''Interface''' || '''MAC Address''' || '''DNS Name'''         || '''IP''' 
|| P0       || eth0            || 00:13:72:A6:5B:1F || procksi0.cs.nott.ac.uk || 128.243.21.180    
|| P1       || eth1            || 00:15:C5:5D:89:5A || procksi1.cs.nott.ac.uk || 128.243.21.181    
|| P2       || eth1            || 00:15:C5:5D:B8:AC || procksi2.cs.nott.ac.uk || 128.243.21.182    
|| P3       || eth1            || 00:E0:81:4A:6A:E7 || procksi3.cs.nott.ac.uk || 128.243.21.183    
|| P4       || eth1            || 00:E0:81:48:19:81 || procksi4.cs.nott.ac.uk || 128.243.21.184

==== Internal Network ====

|| '''ID''' || '''Interface''' || '''MAC Address''' || '''DNS Name'''              || '''IP''' 
|| P0       || eth1            || 00:00:5A:9D:44:54 || procksi0-priv.cs.nott.ac.uk || 192.168.199.10 
|| P1       || eth0            || 00:15:C5:5D:89:59 || procksi1-priv.cs.nott.ac.uk || 192.168.199.11 
|| P2       || eth0            || 00:15:C5:5D:B8:AB || procksi2-priv.cs.nott.ac.uk || 192.168.199.12 
|| P3       || eth0            || 00:E0:81:4A:6A:E6 || procksi3-priv.cs.nott.ac.uk || 192.168.199.13 
|| P4       || eth0            || 00:E0:81:48:19:80 || procksi4-priv.cs.nott.ac.uk || 192.168.199.14

=== Others ===

'''Description''' '''External Name''' '''External IP'''
trac psiren.cs.nott.ac.uk 128.243.24.84
Backup Strategy * '''Cluster head node''':br
Results are stored on a RAID5 storage element. br
No external backup. * '''Cluster compute nodes''':br
Do not contain sensible data except operating system.br
No external backup. * '''Trac''':br
Hosts Wiki pages, SVN repository, Ticketing system, etc.br
Backup to tape system (scripts on ''much.cs.nott.ac.uk''), incremental from Monday to Friday, full dump once a week: ||'''Partition'''||'''Day''' || ||/ ||every Tuesday || ||/home/ ||every Wednesday || ||/usr/local/ ||every Monday || Contact Person: [http://www.nottingham.ac.uk/cs/lookup/lookup_role.php?id=MDE4Mzgy&page_var=personal William Armitage]