Betzy and Vilje notes

index.md

@@ -157,5 +157,6 @@ Random collection of config notes and miscellaneous stuff. _Technically not a wi
 ## Miscellanea
 
 - [Betzy (Supercomputer)](/miscellanea/betzy/)
+- [Vilje (Supercomputer)](/miscellanea/vilje/)
 
 {% include footer.md %}

miscellanea/betzy.md

@@ -5,7 +5,20 @@ breadcrumbs:
 ---
 {% include header.md %}
 
-Norways most powerful supercomputer from 2020, managed by UNINETT Sigma2.
+Norway's most powerful supercomputer as of its inauguration in late 2020.
+Managed by UNINETT Sigma2 and partially NTNU Trondheim.
+
+## Resources
+
+- [Betzy (TOP500)](https://www.top500.org/system/179861/)
+- [Betzy documentation (Sigma2)](https://documentation.sigma2.no/hpc_machines/betzy.html)
+
+## History
+
+- 2018: Procurement started. \[13\]
+- June 2020: Placed #55 on the TOP500 list. \[12\]
+- 7 December 2020: Inauguration. \[11\]
+- April 2021: Four new X2415 blades (A100) and 5.3PB more storage (from 2.5PB to 7.8PB). \[10\]
 
 ## Specifications
 
@@ -66,11 +79,6 @@ A mix of general XH2000 specifications and specific Betzy specifications.
         - Primary (external) loop connected to customer water loop.
         - Secondary (internal) loop connected to blades, management switches, interconnect switches and PSUs.
 
-## History
-
-- 7 December 2020: Inauguration. \[11\]
-- April 2021 (unknown date): Four new X2415 blades (A100) and 5.3PB more storage (from 2.5PB to 7.8PB). \[10\]
-
 ## References
 
 - \[1\] UNINETT Sigma2. "Betzy." (Accessed 2020-09-03.) https://documentation.sigma2.no/hpc_machines/betzy.html
@@ -83,5 +91,7 @@ A mix of general XH2000 specifications and specific Betzy specifications.
 - \[9\] Atos. "BullSequana XH2000 features." (Accessed 2020-09-03.) https://atos.net/wp-content/uploads/2020/07/BullSequanaXH2000_Features_Atos_supercomputers.pdf
 - \[10\] Digi.no. "Sigma2 skal utvide to av de norske superdatamaskinene." (Accessed 2021-04-21.) https://www.digi.no/artikler/sigma2-skal-utvide-to-av-de-norske-superdatamaskinene/509303
 - \[11\] UNINETT Sigma2. "Betzy Inauguration." (Accessed 2021-04-21.) https://www.sigma2.no/betzy-inauguration
+- \[12\] TOP500. "Betzy." (Accessed 2021-04-25.) https://top500.org/system/179861/
+- \[13\] UNINETT Sigma2. "Procurement Project HPC B1 (Betzy)." (Accessed 2021-04-25.) https://www.sigma2.no/procurement-project-hpc-b1
 
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miscellanea/vilje.md

@@ -0,0 +1,54 @@
+---
+title: Vilje (Supercomputer)
+breadcrumbs:
+- title: Miscellanea
+---
+{% include header.md %}
+
+Norway's most powerful supercomputer as of its procurement finished in 2012.
+Managed by UNINETT Sigma2 and NTNU Trondheim.
+In addition to research, it was used for numerical weather prediction for MET.
+
+## Resources
+
+- [Vilje (TOP500)](https://www.top500.org/system/177817/)
+- [About Vilje (NTNU HPC)](https://www.hpc.ntnu.no/ntnu-hpc-group/vilje/about-vilje)
+
+## History
+
+- 2012: Procurement finished as a cooperation between NTNU, Norwegian Meteorological Institute (MET) and UNINETT Sigma2. \[2\]
+- June 2012: Placed #44 on TOP500. \[4\]
+
+## Specifications
+
+- System: SGI Altix 8600 \[2\], SGI Altix ICE X \[3\] or SGI ICE X \[4\].
+- Machines \[2\]\[3\]:
+    - Racks: 19.5
+    - Nodes total: 1404
+    - Cores total: 22 464
+    - Memory total: 44TB
+    - Interconnect: Mellanox FDR infiniband, enhanced hypercube topology
+- Performance \[3\]:
+    - Theoretical peak performance: 467 TFLOPS
+    - Linpack performance: 396.70 TFLOPS
+- Operating environment \[3\]:
+    - OS: SUSE Linux Enterprise Server 11
+    - Scheduler: PBS
+    - Compilers: Intel and GNU C and Fortran
+    - MPI library: SGI MPT
+- Node details \[1\]\[3\]:
+    - Nodes total: 1404
+    - Sockets per node: 2
+    - CPUs: Intel Xeon E5-2670 (8C16T, 2.6-3.3GHz)
+    - Memory per node: 32GiB (8x4GiB, 1600MHz)
+    - DIMMs: 4GiB 2Rx4 PC3-12800R ECC
+    - Interconnect HCA: Infiniband FDR
+
+## References
+
+- \[1\] First-hand inspection of a node.
+- \[2\] UNINETT Sigma2. "HPC and storage hardware." (Accessed 2021-04-25.) https://www.sigma2.no/systems
+- \[3\] NTNU HPC Group. "About Vilje." (Accessed 2021-04-25.) https://www.hpc.ntnu.no/ntnu-hpc-group/vilje/about-vilje
+- \[4\] TOP500. "SGI ICE X." (Accessed 2021-04-25.) https://top500.org/system/177817/
+
+{% include footer.md %}