ProCKSI

= System Description =

== Hardware Specifications ==

=== Head Node ===

H1. 1x DELL !PowerEdge SC1420

 ||'''CPU'''     || dual-processor Intel Xeon 3.2GHz / 2MB / 800FSB[[br]]

 ||'''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 / 800FSB[[br]]

 ||'''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 / 533FSB[[br]]

 ||'''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       || eth0            || 00:15:C5:5D:89:59 || procksi1.cs.nott.ac.uk || 128.243.21.181    

 || P2       || eth0            || 00:15:C5:5D:B8:AB || procksi2.cs.nott.ac.uk || 128.243.21.182    

 || P3       || eth1            ||                   || 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       || eth1            || 00:15:C5:5D:89:5A || procksi1-priv.cs.nott.ac.uk || 192.168.199.11 

 || P2       || eth1            || 00:15:C5:5D:B8:AC || procksi2-priv.cs.nott.ac.uk || 192.168.199.12 

 || P3       || eth0            ||                   || 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]