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17%
Automated compliance testing with InSpec
22.12.2017
Home »  Archive  »  2017  »  Issue 42: Secur...  » 
Lead Image © Gunnar Pippel, 123RF
('content') { should match 'Hello World' } 07 end 08 end Line 1 initiates the specification with the control directive; the character string in quotes is a mechanically processable, unique designation
17%
Programming with Node.js and JavaScript
20.05.2014
Home »  Archive  »  2014  »  Issue 20: IPv6...  » 
Lead Image © lightwise 123rf.com
= require('http'), 02 express = require('express'); 03 04 function root(req, res) { 05 res.end("hello"); 06 } 07 08 var app = express(); 09 app.set('port', process.env.PORT || 3000); 10 11 app
17%
Managing cluster software packages
16.05.2013
Home »  Archive  »  2013  »  Issue 14: Samba 4  » 
© victoroancea, 123RF.com
is propagated out to nodes on boot. Different "rolls" (images) can be constructed for different packages. An example is Rocks Clusters [1]. NFS Root – Each node boots and installs everything as NFS root except
16%
Environment Modules
23.02.2012
Home »  HPC  »  Articles  » 
------------------------------------------- /opt/apps/intel11_1/modulefiles ------------------------------------------- fftw3/3.2.2 gotoblas2/1.08 hdf5/1.8.4 mkl/10.2.4.032 mvapich2/1.4 netcdf/4.0.1 openmpi/1
16%
The practical benefits of network namespaces
15.08.2016
Home »  Archive  »  2016  »  Issue 34: Softw...  » 
Lead Image © Morganimation, fotolia.com
simplifies handling. The command comes with the iproute2 package, and administers the creation and deletion of network namespaces, as well as the distribution of resources between them. Root privileges
16%
Monitoring Performance with sar
05.03.2014
Home »  Articles  » 
:15:01        all      2.08      0.00      0.96      0.02      0.00     96.94 12:25:01        all      1.96      0.00      0.82      0.06      0.00     97.16 12:35:01 PM     all      1.22      0
16%
Listing 1
01.08.2012
Home »  HPC  »  Articles  »  Warewulf Cluste...  »  Warewulf 3 Code  » 
 
Listing 1: Output of Installing numactl into VNFS [root@test1 ~]# yum --tolerant --installroot /var/chroots/sl6.2 -y install numactl Loaded plugins: fastestmirror, refresh-packagekit, security
16%
Collecting and evaluating performance data over a period of time
20.03.2014
Home »  Archive  »  2014  »  Issue 19: Perim...  » 
Lead Image © Sergey Nivens, 123RF.com
%iowait %steal %idle 12:15:01 all 2.08 0.00 0.96 0.02 0.00 96.94 12:25:01 all 1.96 0.00 0.82 0.06 0.00 97.16 12:35:01 PM
16%
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
16%
Resource Management with Slurm
13.12.2018
Home »  Archive  »  2018  »  Issue 48: Secur...  » 
Lead Image © Vladislav Kochelaevs, fotolia.com
. Make sure passwordless SSH is working between the control node and all compute nodes, and make sure to do this as a user and not as root. To make life easier, use shared storage between the controller

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