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22%
Resource Management with Slurm
05.11.2018
Home »  HPC  »  Articles  » 
nodes, and make sure to do this as a user and not as root. 3. To make life easier, use shared storage between the controller and the compute nodes. 4. Make sure the UIDs and GIDs are consistent
22%
Resource Management with Slurm
13.12.2018
Home »  Archive  »  2018  »  Issue 48: Secur...  » 
Lead Image © Vladislav Kochelaevs, fotolia.com
In previous articles, I examined some fundamental tools for HPC systems, including pdsh [1] (parallel shells), Lmod environment modules [2], and shared storage with NFS and SSHFS [3]. One remaining
22%
Automate your VMware configuration with Puppet
11.04.2016
Home »  Archive  »  2016  »  Issue 32: Measu...  » 
Lead Image © astragal, 123RF.com
-enterprise-3.8.1-ubuntu-14.04-amd64/packages/ubuntu-14.04-amd64 sudo dpkg -i pe-cloud-provisioner-libs_0.3.2-1puppet1_amd64.deb sudo dpkg -i pe-cloud-provisioner_1.2.0-1puppet1_all.deb vSphere Setup After
22%
Measuring the performance of code
04.08.2020
Home »  Archive  »  2020  »  Issue 58: Graph...  » 
Lead Image © Lucy Baldwin, 123RF.com
struct timespec t[loops+1] = { 0 }; 49 timespec_get(&t[0], TIME_UTC); 50 /* Volatile for i ensures that the loop is effected */ 51 for (uint64_t volatile i = 0; i < iterations; ++i) { 52 r
22%
Network monitoring with Icinga and Raspberry Pi
17.02.2015
Home »  Archive  »  2015  »  Issue 25: Safe...  » 
Lead Image © AndreaDanti, 123RF.com
Load 30 check_command check_nrpe!check_load!5.0!4.0!3.0!10.0!6.0!4.0 31 } 32 define service{ 33 use generic-service ; Name of service
22%
Building a virtual NVMe drive
25.03.2020
Home »  Archive  »  2020  »  Issue 56: Secur...  » 
Lead Image © lassedesignen, 123RF
7 1 56008 loop1 06 7 2 56184 loop2 07 7 3 91264 loop3 08 259 0 244198584 nvme0n1 09 8 0 488386584 sda 10 8 1 1024 sda1 11
22%
Hybrid public/private cloud
30.01.2020
Home »  Archive  »  2020  »  Issue 55: AWS L...  » 
Photo by JJ Ying on Unsplash
region: eu-west-3 08 licensefile: license.lic 09 wholenet: 10.100.0.0/16 10 frontnet: 10.100.254.0/28 11 netmaskback: 17 12 backnet: "10.100.0.0/{{ netmaskback }}" 13 lnet: 10.0.2.0
22%
Creating Virtual SSDs
21.01.2020
Home »  HPC  »  Articles  » 
    7        1      56008 loop1 06    7        2      56184 loop2 07    7        3      91264 loop3 08  259        0  244198584 nvme0n1 09    8        0  488386584 sda 10    8        1       1024 sda1 11
22%
Routing with Quagga
19.02.2013
Home »  Articles  » 
OSPF 01 ! 02 hostname linuxrouter 03 password 8 7kdoaul4.iSTg 04 enable password 8 ZDF339a.20a3E 05 log file /var/log/quagga/zebra.log 06 service password-encryption 07 ! 08 interface eth0 09  multicast
22%
Using a Bash script to mirror external monitors
10.06.2015
Home »  Archive  »  2015  »  Issue 27: Fault...  » 
Lead Image © bowie15, 123RF.com
\ \([0-9]\+\)x\([0-9]\+\).*$/\1 \2 \3 \4 \5/p' )" 46 : connected_displays: ${connected_displays[@]} 47 : display_list: "$display_list" 48 49 if [[ -z "$display_list" ]] ; then 50 die "Could not find

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