Computing Resources
Joachim Wagner 2008-07-24
Overview
CNGLCluster
MT GroupCluster
SchoolCluster
DesktopPCs
Overview
CNGLCluster
MT GroupCluster
SchoolCluster
DesktopPCs
Desktop PCs
From 5-year-old PCsPentium 4
32 bit
1 GB RAM
80 GB hard disk
Projects without equipment budget
Guests
To new CNGL PCsCore 2 Duo 2.8 – 3.0 GHz
4 GM RAM
2 x 320 GB hard disk
64 bit as on the Clusters
Overview
CNGLCluster
MT GroupCluster
SchoolCluster
DesktopPCs
Current MT Group Cluster
4 computing nodes2 Intel Xeon 5110 Dual-Core
1.6 GHz, 4MB cache
16 cores in total
2 nodes with 4 GB RAM each
2 nodes with 8 GB RAM each
Frontend / Login nodemaia.computing.dcu.ie
Storage2.5 TB
RAID 5 protection against disk failure
8 8
4 4
4 cores each:
4
Frontend / Login
#: GB RAM
maia5
00
50
0
50
0
50
0
50
0
RAID 5: 2.5 TBUsable: 5 x 500 GB P
Storage
50
0
Overview
CNGLCluster
MT GroupCluster
SchoolCluster
DesktopPCs
School Cluster
Scientific Computing &Complex Systems Modelling
Ray Welshe
56 nodes 2 Intel Xeon E5430 Quad-Core
2.66 GHz, 2x6 MB cache
8 GB RAM each
448 cores in total
Storage External RAID
Dell MD3000 -> ~ 12 TB
No details on sci-sym website
Overview
CNGLCluster
MT GroupCluster
SchoolCluster
DesktopPCs
Future CNGL Cluster
Tender spec being prepared
12 new machines2 Intel Xeon E5420 Quad-Core
2.5 GHz, 2x6MB cache
96 cores in total
10 nodes with 16 GB RAM each
2 nodes with 32 GB RAM each
Storage18 TB, see next slide
Integration into existing MT cluster
16
32
16 161616
16 161616
32
8 8
4 4
8 cores each:
4 cores each:
16
Frontend / Login
#: GB RAM
Old
New maia
4
Planned Storage
Protect against disk failures
Raw: 22.5 TB
User: 18.0 TB
No backupUse external CVS repository for development
Copy results of experiments
Temporary filesRunning experiments
75
0
75
0
75
0
75
0
75
0
75
0
75
0
RAID 5: 4.5 TB
75
0
User data: 6 x 750 GB P
1 x Hot spare
75
0
75
0
75
0
75
0
75
0
75
0
75
0
RAID 5: 4.5 TBUser data: 6 x 750 GB P
Linear: 18.0 TB24/30 disks = 80%
75
0
75
0
75
0
75
0
75
0
75
0
75
0
RAID 5: 4.5 TB7
50
User data: 6 x 750 GB P
1 x Hot spare
75
0
75
0
75
0
75
0
75
0
75
0
75
0
RAID 5: 4.5 TBUser data: 6 x 750 GB P
Overview
CNGLCluster
MT GroupCluster
SchoolCluster
DesktopPCs
ICHEC Resources
Walton – 479 node cluster 2 x AMD Opteron 250 2.4 GHz
4 and 8 GB nodes
958 cores in total
Hamilton – single machine 32 x Itanium2 1.5 GHz
256 GB RAM
32 cores in total
Two IBM Blue Gene systems PowerPC 440 and 450 (0.70-0.85 GHz)
Only 512 MB RAM per Core
6144 cores in total
Progress
LocalCluster
Questions
?Contact:Joachim WagnerCNGL System [email protected](01) 700 6915