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Search: Posts Made By: selroc
Forum: selroc 4 Days Ago
Replies: 0
Views: 27
Posted By selroc
Heresies !

https://mersenneforum.org/showpost.php?p=535322&postcount=2

That is a lie, Linux drivers are years forward from the quality standpoint.
ROCm is in advanced state of development, let alone...
Forum: HPC Hardware and GPU Computing 5 Days Ago
Replies: 1
Views: 87
Posted By selroc
Re: SEL CS-1 Computing Nodes

Followup for January 2020:

1. PRP: compute1: system with AMD Ryzen Threadripper 32 core and AMD Radeon RX580;

2. PRP/P-1: compute2: system with 4 x AMD Radeon VII;

3. TF: desktop with 2 x...
Forum: HPC Research Projects 3 Weeks Ago
Replies: 2
Views: 100
Posted By selroc
Re: New gpu computing system

Components:
- Chassis: AlpenKrypto KRYPTOS pro Mining Rig frame up to 8 GPUs
- 8x 12cm Fan
- PSU: Corsair AX1600i
- Mainboard: Gigabyte H110-D3A
- CPU: Intel(R) Core(TM) i7-7700 CPU @ 3.60GHz...
Forum: HPC Research Projects 4 Weeks Ago
Replies: 2
Views: 100
Posted By selroc
Re: New gpu computing system

Chassis assembled and waiting for the last components to arrive today. Details when done.
Forum: HPC Research Projects 12-17-2019
Replies: 2
Views: 100
Posted By selroc
New gpu computing system

I am starting the build of a new gpu computing system. The open air case should arrive tomorrow and must be assembled. My plan is to build the system with components I already own, I only need to...
Forum: Forum Feedback 12-09-2019
Replies: 0
Views: 79
Posted By selroc
Site Logo

The site logo has been designed by Priem19.
Forum: Computational Complexity Theory 11-23-2019
Replies: 0
Views: 74
Posted By selroc
The Fibonacci Day

Today it is the Fibonacci day,...
Forum: Technical Material and Documentation 11-12-2019
Replies: 0
Views: 108
Posted By selroc
Linux Vendor Firmware Service

It is now possible to update the BIOS using this tool:

https://fwupd.org/

The Linux Vendor Firmware Service is a secure portal which allows hardware vendors to upload firmware updates.

This...
Forum: Electronics and Mechanics Projects 11-12-2019
Replies: 0
Views: 100
Posted By selroc
It is now possible to 3D print with integrated electronics

With this NASA-sponsored printer:

https://www.kickstarter.com/projects/eforge/eforge-3d-print-electronics-on-demand?fbclid=IwAR00iBe6AL9_SYweZAZcDAFvbeMYmavfPsc-lAPTzO-kHNQSOeWs8cqkdYY
Forum: Benchmarks 11-12-2019
Replies: 1
Views: 150
Posted By selroc
Re: Procedure for gpuowl PRP benchmarks

I have worked on the procedure to make it extensive, now everything happens in a loop and the user can specify how many loops to run. There is also a procedure to prepare the benchmarks directory.
...
Forum: HPC Research Projects 11-11-2019
Replies: 0
Views: 100
Posted By selroc
OCLGRIND tool for development help

Oclgrind is a virtual OpenCL device simulator, including an OpenCL runtime with ICD support. The goal is to provide a platform for creating tools to aid OpenCL development. In particular, this...
Forum: HPC Research Projects 11-05-2019
Replies: 1
Views: 116
Posted By selroc
Re: Optimization of Dual Radeon VII system

Using this PCI-E adapter it is possible to achieve better overall performance:
...
Forum: Electricity and Magnetism 11-04-2019
Replies: 0
Views: 79
Posted By selroc
Majorana transformation for differential equations

Reference material: https://arxiv.org/pdf/math-ph/0204040.pdf
Forum: Electricity and Magnetism 11-04-2019
Replies: 0
Views: 45
Posted By selroc
The scientific manuscripts left unpublished by Ettore Majorana

Reference material: https://arxiv.org/pdf/0709.1183.pdf
Forum: Abstract Algebra and Algebraic Number Theory 10-28-2019
Replies: 0
Views: 118
Posted By selroc
Algebraic number field

In mathematics, an algebraic number field (or simply number field) F is a finite degree (and hence algebraic) field extension of the field of rational numbers Q. Thus F is a field that contains Q and...
Forum: Questions and Answers 10-28-2019
Replies: 0
Views: 165
Posted By selroc
Thumbs up Official Code of Ethics and Professional Conduct

A Code of Ethics and Professional Conduct is useful to define accepted and acceptable behaviors and to promote high standards of professional practice. It also provides a benchmark for self...
Forum: Questions and Answers 10-28-2019
Replies: 1
Views: 121
Posted By selroc
Re: Contributor Covenant Code of Conduct

The Contributor Covenant Code of Conduct is placed here for reference only, our official code is placed into the next thread.
Forum: HPC Research Projects 10-27-2019
Replies: 1
Views: 116
Posted By selroc
Optimization of Dual Radeon VII system

To optimize the system it is necessary to adopt a different spatial configuration of the GPUs, one that allows a better airflow for the inner-placed GPU (the one placed near the CPU).
Forum: Technical Material and Documentation 10-27-2019
Replies: 0
Views: 95
Posted By selroc
Non Destructive Testing (NDT)

Nondestructive testing (NDT) is a wide group of analysis techniques used in science and technology industry to evaluate the properties of a material, component or system without causing damage.[1]...
Forum: Questions and Answers 10-26-2019
Replies: 3
Views: 204
Posted By selroc
Re: OFFICIAL "SERVER ISSUES" THREAD

After the last update the mariadb server fails to start at boot for a "selinux" issue, thus when the server reboots, the forum is unavailable until I restart it manually.

Attempted to disable...
Forum: Operations 10-25-2019
Replies: 0
Views: 120
Posted By selroc
Organizational/Operational Form: Non-profit Innovation Network

A non-profit innovation network is a new organizational form which is built around constant learning. It is an online community.

Virtual Communities are networks of people using information...
Forum: HPC Hardware and GPU Computing 10-19-2019
Replies: 0
Views: 111
Posted By selroc
Status of RX5700XT tests

Now that the firmware files are in place, finally the GPU is working. The Radeon RX5700XT does not work with gpuOwl for doing PRP, but works with Mfakto for doing Trial Factoring. GpuOwl doing PRP...
Forum: selroc 10-19-2019
Replies: 0
Views: 128
Posted By selroc
My desktop's CPU

# lscpu
Architecture: x86_64
CPU op-mode(s): 32-bit, 64-bit
Byte Order: Little Endian
Address sizes: 43 bits physical, 48 bits virtual
CPU(s): 12
On-line...
Forum: HPC Hardware and GPU Computing 10-18-2019
Replies: 1
Views: 87
Posted By selroc
SEL CS-1 Computing Nodes

Here is a short description of the CS-1 computing nodes currently deployed to work, this thread is to register the initial situation and future changes:

1. compute1: system with AMD Ryzen...
Forum: selroc 10-17-2019
Replies: 0
Views: 81
Posted By selroc
Disabling SELINUX

nano /etc/selinux/config

And apply this change to:

'SELINUX=disabled'

To take effect immediately, execute from command line:

$ setenforce 0
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