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Commit 7b81e1fc authored by Pavel Jirásek's avatar Pavel Jirásek
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Merge branch 'content_revision' into 'master'

Content revision

See merge request !26
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5 merge requests!368Update prace.md to document the change from qprace to qprod as the default...,!367Update prace.md to document the change from qprace to qprod as the default...,!366Update prace.md to document the change from qprace to qprod as the default...,!323extended-acls-storage-section,!26Content revision
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......@@ -135,7 +135,7 @@ qviz**. The queue has following properties:
|queue |active project |project resources |nodes|min ncpus*|priority|authorization|walltime |
| --- | --- |
|**qviz** Visualization queue |yes |none required |2 |4 |150 |no |1 hour / 2 hours |
|**qviz** Visualization queue |yes |none required |2 |4 |150 |no |1 hour / 8 hours |
Currently when accessing the node, each user gets 4 cores of a CPU allocated, thus approximately 16 GB of RAM and 1/4 of the GPU capacity. *If more GPU power or RAM is required, it is recommended to allocate one whole node per user, so that all 16 cores, whole RAM and whole GPU is exclusive. This is currently also the maximum allowed allocation per one user. One hour of work is allocated by default, the user may ask for 2 hours maximum.*
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7D Enhanced Hypercube
=====================
[More about Job submission - Placement by IB switch / Hypercube dimension.](../resource-allocation-and-job-execution/job-submission-and-execution/)
Nodes may be selected via the PBS resource attribute ehc_[1-7]d .
|Hypercube|dimension|
|---|---|
|1D|ehc_1d|
|2D|ehc_2d|
|3D|ehc_3d|
|4D|ehc_4d|
|5D|ehc_5d|
|6D|ehc_6d|
|7D|ehc_7d|
[Schematic representation of the Salomon cluster IB single-plain topology represents hypercube dimension 0](ib-single-plane-topology/).
### 7D Enhanced Hypercube {#d-enhanced-hypercube}
![](../../img/7D_Enhanced_hypercube.png)
![](../img/7D_Enhanced_hypercube.png)
|Node type|Count|Short name|Long name|Rack|
|---|---|
......@@ -28,5 +12,5 @@ Nodes may be selected via the PBS resource attribute ehc_[1-7]d .
### IB Topology
![](../../img/Salomon_IB_topology.png)
![](../img/Salomon_IB_topology.png)
......@@ -13,7 +13,9 @@ The SGI ICE X IB Premium Blade provides the first level of interconnection via d
Each colour in each physical IRU represents one dual-switch ASIC switch.
![](../img/IBsingleplanetopologyICEXMcellsmall.png)
[IB single-plane topology - ICEX Mcell.pdf](../src/IB single-plane topology - ICEX Mcell.pdf)
![../src/IB single-plane topology - ICEX Mcell.pdf](../img/IBsingleplanetopologyICEXMcellsmall.png)
### IB single-plane topology - Accelerated nodes
......@@ -25,4 +27,6 @@ As shown in a diagram ![IB Topology](../img/Salomon_IB_topology.png)
- Racks 27, 28, 29, 30, 31, 32 are equivalent to one Mcell rack.
- Racks 33, 34, 35, 36, 37, 38 are equivalent to one Mcell rack.
![](../img/IBsingleplanetopologyAcceleratednodessmall.png)
[IB single-plane topology - Accelerated nodes.pdf](../src/IB single-plane topology - Accelerated nodes.pdf)
![../src/IB single-plane topology - Accelerated nodes.pdf](../img/IBsingleplanetopologyAcceleratednodessmall.png)
......@@ -13,7 +13,7 @@ The resources are allocated to the job in a fairshare fashion, subject to constr
|**qmpp** Massive parallel queue |yes |> 0 |1006 nodes |24 |0 |yes |2 / 4h |
|**qfat** UV2000 queue |yes |> 0 |1 (uv1) |8 |0 |yes |24 / 48h |
|**qfree** Free resource queue|yes |none required |752 nodes, max 86 per job |24 |-1024 |no |12 / 12h |
|**qviz** Visualization queue |yes |none required |2 (with NVIDIA Quadro K5000) |4 |150 |no |1 / 2h |
|**qviz** Visualization queue |yes |none required |2 (with NVIDIA Quadro K5000) |4 |150 |no |1 / 8h |
!!! Note "Note"
**The qfree queue is not free of charge**. [Normal accounting](resources-allocation-policy/#resources-accounting-policy) applies. However, it allows for utilization of free resources, once a Project exhausted all its allocated computational resources. This does not apply for Directors Discreation's projects (DD projects) by default. Usage of qfree after exhaustion of DD projects computational resources is allowed after request for this queue.
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