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24%
Warewulf 4 – GPUs
20.02.2023
Home »  HPC  »  Articles  » 
 slurm.conf  (i.e., /etc/slurm/ ): # GPU definition NodeName=n0001 Name=gpu File=/dev/nvidia0 The one line in the file defines the node to which it pertains. You can also use a single line in gres.conf  to cover
24%
Gatling load-testing tool
03.02.2022
Home »  Archive  »  2022  »  Issue 67: syst...  » 
Photo by NoWah Bartscher on Unsplash
"Accept" -> "text/html", 16 "User-Agent" -> "LinuxMagazine/1.0.1", 17 "Accept-Encoding" -> "gzip, deflate", 18 "Connection" -> "keep-alive", 19 "DNT" -> "1" ) 20 21 // http connector 22
24%
Saving Storage Space with Reduced Precision
19.06.2023
Home »  HPC  »  Articles  » 
a = 100.0*np.random.random((N,N)) a.astype(np.float64) print("a[5,5] = ",a[5,5]," type = ",a[5,5].dtype) np.save('double', a) b = np.copy(a) b = b.astype(np.float32) print("b[5,5] = ",b[5,5]," type = ",b[5
24%
Monitoring events with the Audit daemon
17.02.2015
Home »  Archive  »  2015  »  Issue 25: Safe...  » 
Lead Image © alphaspirit , 123RF.com
_full_action = SUSPEND disk_error_action = SUSPEND tcp_listen_queue = 5 tcp_max_per_addr = 1 ##tcp_client_ports = 1024-65535 tcp_client_max_idle = 0 enable_krb5 = no krb5_principal = auditd You can also spread
24%
Tools to Manage Storage
03.02.2024
Home »  HPC  »  Articles  » 
-blocks       Used  Available Use% Mounted on tmpfs                                          26377272       2512   26374760   1% /run /dev/nvme0n1p2                                490617784  142282252  323340052  31% / tmpfs
24%
Warewulf 4 – Environment Modules
20.03.2023
Home »  HPC  »  Articles  » 
in to the first compute node (Listing 5). Listing 5: Checking Lmod on the Compute Node [laytonjb@warewulf ~]$ ssh n0001 Last login: Sun Feb 12 09:10:32 2023 from 10.0.0.1 [laytonjb@n0001 ~]$ module
24%
OpenMP – Parallelizing Loops
03.04.2019
Home »  HPC  »  Articles  » 
 parallel do    do i=1,N       a(i) = b(i) + c(i)    end do !$omp end parallel do #pragma omp parallel for {    for (i=0; i < n; i++) {       a[i] = b[i] + c[i]    } } Once the code inside
24%
Kubernetes Auto Analyzer
05.10.2018
Home »  Archive  »  2018  »  Issue 48: Secur...  » 
HQifQ.gyjpaChSSdpq2WQqsFB81noKQShT19XkoO7620t70w8GVSRt3BhY2UiOiJkZWZhdWx0Iiwia3ViZXJuZXRlcy5[snip ...]   $ kubectl describe po kube-apiserver-minikube -n kube-system $ kubeautoanalyzer -s https://192.168.39.207:8443 -t
24%
Setting up SELinux policies
12.09.2013
Home »  Archive  »  2013  »  Issue 16: Docker  » 
Lead Image © Agustin Paz, 123RF.com
17 %description 18 Custom SELinux policy module. 19 20 %prep 21 if [ ! -d custom-selinux-policy ]; then 22 mkdir custom-selinux-policy 23 fi 24 cp -p %{SOURCE0} %{SOURCE1} %{SOURCE2} custom
24%
Goodbye virtual machines, hello container machines
07.04.2022
Home »  Archive  »  2022  »  Issue 68: Autom...  » 
Photo by Erik Odiin on Unsplash
the number of desired container machines to be created. The names of the created container machines are a combination of the cluster name, the machines name, and the count index starting from 0. The image

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