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28%
Warewulf Cluster Manager – Master and Compute Nodes
22.05.2012
Home »  HPC  »  Articles  » 
psmisc.x86_64 0:22.6-15.el6_0.1 rdate.x86_64 0:1.4-16.el6 rpcbind.x86_64 0:0.2.0-8.el6 sed.x86_64 0:4.2.1-7.el6 setup
28%
Processor and Memory Affinity Tools
14.09.2021
Home »  HPC  »  Articles  » 
 $(find /sys/devices/system/cpu -regex ".*cpu[0-9]+/topology/thread_siblings_list") | sort -n | uniq 0,32 1,33 2,34 3,35 4,36 5,37 6,38 7,39 8,40 9,41 10,42 11,43 12,44 13,45 14,46 15,47 16,48 17,49 18,50 19,51 20,52 21,53 22,54 23,55 24,56 25
28%
Accessing Fortran code with Python
05.12.2019
Home »  Archive  »  2019  »  Issue 54: NVMe...  » 
Lead Image © Kheng Ho Toh, , 123RF.com
.multiply_(byref(a), byref(b)) print add.addtwo_(byref(a), byref(b)) The output from the Python code is: $ python3 testfunc.py 8 6 If you like, you can write a simple Python wrapper function for the shareable objects
28%
Creating Virtual SSDs
21.01.2020
Home »  HPC  »  Articles  » 
on the NVMe drive and verify that the partition has been created: $ sudo parted --script /dev/nvme0n1 mklabel gpt mkpart primary 1MB 100% $ cat /proc/partitions | grep nvme  259        0  244198584 nvme0n1
28%
Building a virtual NVMe drive
25.03.2020
Home »  Archive  »  2020  »  Issue 56: Secur...  » 
Lead Image © lassedesignen, 123RF
mklabel gpt mkpart primary 1MB 100% $ cat /proc/partitions | grep nvme 259 0 244198584 nvme0n1 259 2 244197376 nvme0n1p1 The next step is to create a RAID 5 volume to encompass all
28%
File Compression for HPC
10.11.2021
Home »  HPC  »  Articles  » 
. As the level of compression increases, the amount of time to perform the compression increases and the amount of memory used increases. Compress level -6 is the default and is a reasonable trade-off between
28%
Small-board computers
17.02.2015
Home »  Archive  »  2015  »  Issue 25: Safe...  » 
Lead Image © Author, 123RF.com
5420 Octa Quad ARM Cortex-A15 (32KB instruction/32KB data/2MB L2) @1.8GHz, Quad-core ARM Cortex-A7 (32KB/32KB/512KB) @1.3GHz Mali T-628 MP6   3GB LPDDR3e RAM (14.9GBps memory
28%
High-Performance Python 2
22.08.2019
Home »  HPC  »  Articles  » 
  subroutine hello(n)     integer :: n     write(*,*) "hello world. The secret number is ",n     return  end end module test1 The next step is to compile the code and create the library (Listing 6
28%
Netcat – The Admin’s Best Friend
20.08.2012
Home »  Articles  » 
 
since its inception. These days, it handles IPv6 as well as IPv4 beautifully. Its astounding versatility means that integrating it with scripts is a veritable piece of cake. I have heard it said in fact
28%
Error-correcting code memory keeps single-bit errors at bay
14.11.2013
Home »  Archive  »  2013  »  Issue 17: Cloud...  » 
Lead Image © Igor Stevanovic, 123RF.com
/devices/system/edac/mc/mc0/csrow0/size_mb 8192 login2$ more /sys/devices/system/edac/mc/mc0/csrow0/ue_count 0 Some attribute files in /sys/devices/system/edac/mc/mc0/ can be very useful (Listing 6). As with the csrow

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