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cluster:132 [2014/08/08 15:25]
hmeij
cluster:132 [2014/08/11 10:08] (current)
hmeij [Tests]
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 </code> </code>
  
-Here are the steps for cloning v1 to v5. You'll need ''guestfish' part of the libguestfs tools allowing you to edit content inside the block level file.  Very nifty.+Here are the steps for cloning v1 to v5. You'll need ''guestfish'' part of the libguestfs tools allowing you to edit content inside the block level file.  Very nifty.
  
   * yum install libguestfs-tools-c   * yum install libguestfs-tools-c
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-Number of jobs running (Melt Lammps LJ problem, 10000 steps with 32000 atoms) ^^^^^^^^^ +^ Melt Lammps LJ problem, 10000 steps with 32000 atoms Loop Times (secs) ^^^^^^^^^ 
-|  2  |  4  |  6  |  8  |  10  |  12  |  14  |  16  |    |+|  2  |  4  |  6  |  8  |  10  |  12  |  14  |  16  |  nr of jobs  |
 |  556  |  560  |  588  |  625  |  760  |  936  |  1122    1300  |    | |  556  |  560  |  588  |  625  |  760  |  936  |  1122    1300  |    |
 |  (linear)  ||||  781  |  938  |  1094  |  1250  |    |  |  (linear)  ||||  781  |  938  |  1094  |  1250  |    | 
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-16 VMs running in queue ''testvm''+16 VMs running in queue ''testvm'' on dual quad core PE2950 (8 cores, 16 GB ram)
  
   * First ran on n35 (32 core node under hyperthreading will full load) with an average loop time 726 secs.   * First ran on n35 (32 core node under hyperthreading will full load) with an average loop time 726 secs.
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 But we learned Xen and KVM setups, and But we learned Xen and KVM setups, and
  
-  - We can now support a heterogeous environment if we wanted (Suse, Scientific Linux, Windows (eh, what?)) +  - We can now support a heterogeneous environment if we wanted (Suse, Scientific Linux, Windows (eh, what?)) 
-  - Using a KVM environment up to the number of cores on a box+  - Use a KVM environment up to the number of cores on a box without penalty
   - And change the mix of nodes if needed (more/less cores per node, memory size etc)   - And change the mix of nodes if needed (more/less cores per node, memory size etc)
   - Still, not an answer for my "high core count/low memory footprint" problem, see [[cluster:133|high core count/low memory footprint]]   - Still, not an answer for my "high core count/low memory footprint" problem, see [[cluster:133|high core count/low memory footprint]]
cluster/132.1407525911.txt.gz · Last modified: 2014/08/08 15:25 by hmeij