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30%
Detect failures and ensure high availability
22.05.2023
Home »  Archive  »  2023  »  Issue 75: Teamwork  » 
Photo by Tim Foster on Unsplash
a secondary (local) drive with the exact same capacity on each, /dev/sdb: $ cat /proc/partitions|grep sd 8 0 10485760 sda 8 1 1024 sda1 8 2 1835008 sda2 8 3
30%
Understanding the Status of Your Filesystem
18.06.2014
Home »  HPC  »  Articles  » 
 mtime age file in days:  0.016  days    Standard deviation mtime age in days:  590.7352  days      *** Mtime interval summary     [   0-   1 days]:    176  (  0.05%)  (  0.05% cumulative)    [   1-   2 days]:      0  (  0.00%)  (  0
30%
mpi4py – high-performance distributed Python
30.11.2020
Home »  Archive  »  2020  »  Issue 60: Secur...  » 
Lead Image © liu liming, 123RF.com
): 11 12 s = 0.0 13 s += h * f(a) 14 for i in range(1, n): 15 s += 2.0 * h * f(a + i*h) 16 # end for 17 s += h * f(b) 18 return (s/2.) 19 # end def 20 21 22 # Main section 23 comm = MPI
30%
Time flies, but it can still be measured
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
$ /usr/bin/time stress --cpu 2 -t 1 stress: info: [10050] dispatching hogs: 2 cpu, 0 io, 0 vm, 0 hdd stress: info: [10050] successful run completed in 1s 1.00 real 1.81 user 0
30%
mpi4py – High-Performance Distributed Python
12.11.2020
Home »  HPC  »  Articles  » 
 f(x):   return x*x # end def     def trapezoidal(a, b, n, h):     s = 0.0   s += h * f(a)   for i in range(1, n):     s += 2.0 * h * f(a + i*h)   # end for   s += h * f(b)   return (s/2.) # end def     # Main
30%
Lmod – Alternative Environment Modules
30.01.2013
Home »  HPC  »  Articles  » 
, for a library that uses a specific compiler and MPI library, you would end up with a module names like atlas-3.10.0-opempi-1.6.2-open64-5.0 . The name is useful because it tells the user the library version
30%
Rocky Linux 9 (x86_64)
02.08.2022
Home »  Archive  »  2022  »  Issue 70: Defen...  » 
-70 OpenSSL 3.0.1 OpenSSH 8.7p1 SELinux performance improvements Automatic configuration of security compliance settings NetworkManager key files for new profiles GCC 11.2.1 Go 1
30%
Small Tools for Managing HPC
18.10.2017
Home »  HPC  »  Articles  » 
ab7000)         libc.so.6 => /lib64/libc.so.6 (0x00007f5bc46f4000)         libgcc_s.so.1 => /lib64/libgcc_s.so.1 (0x00007f5bc44de000)         /lib64/ld-linux-x86-64.so.2 (0x000056123e669000
30%
Parallel Programming with OpenMP
21.11.2012
Home »  HPC  »  Articles  » 
of unit square: (W) 128 DO i=1,m 129 u(1,j) = 0.0d0 130 ENDDO 131 132 ! 133 ! Solution Initialization 134 ! 135 !$OMP PARALLEL DO SHARED(m,n,u) 136 DO j=2,m-1 137 DO i
30%
Proprietary and Open Source Storage Options
09.10.2023
Home »  HPC  »  Articles  » 
the pattern, nvme[controller]n[device] where [ controller ]  is the number of the controller (e.g., 0 , 1 , 2 ) and [ device ]  is the device number (e.g., 0 , 1 , 2 ) on the controller. You can use

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