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19%
Monitoring Performance with sar
05.03.2014
Home »  Articles  » 
. In the simplest case, you could use a spreadsheet or gnuplot, but a number of specialized programs evaluate sar data as well. For example, the ksar Java application, when called with the name of a logfile, root
19%
Logging with systemd
18.02.2014
Home »  Articles  » 
system messages are reserved for root or members of the adm group. For an overview of all log messages, even from rotated logs, you simply call journalctl . The output and format are almost identical
19%
Shell in a Browser
15.03.2012
Home »  Articles  » 
 
install command with root privileges. The call sets up the program in /usr/local . In contrast to PHP Shell, Shell In A Box includes its own web server that listens on port 4200 by default. It has several
19%
Virsh Libvert Tool
10.05.2012
Home »  Articles  » 
 
virsh version . If you see an error message, you need to become root and try your luck again. If virsh tells you something about a connection error, you need to enable the libvirtd . Most distributions
19%
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
19%
Listing 2
01.08.2012
Home »  HPC  »  Articles  »  Warewulf Cluste...  »  Warewulf 3 Code  » 
 
Listing 2: Output of Installing hwloc into VNFS [root@test1 ~]# yum --tolerant --installroot /var/chroots/sl6.2 -y install hwloc Loaded plugins: fastestmirror, refresh-packagekit, security Loading
19%
open64
01.08.2012
Home »  HPC  »  Articles  »  Warewulf Cluste...  »  Warewulf 3 Code  » 
 
Installing the Open64 5.0 compilers using yum [root@test1 RPMS]# yum install open64-5.0-0.x86_64.rpm Loaded plugins: fastestmirror, refresh-packagekit, security Loading mirror speeds from cached
19%
Listing 2
21.08.2012
Home »  HPC  »  Articles  »  Warewulf 4 Code  » 
 
Listing 2: Installing libganglia into the Master node [root@test1 RPMS]# yum install libganglia-3.4.0-1.el6.i686.rpm Loaded plugins: fastestmirror, refresh-packagekit, security Loading mirror
19%
Listing 5
21.08.2012
Home »  HPC  »  Articles  »  Warewulf 4 Code  » 
 
Listing 5: Installing ganglia-web into the Master Node [root@test1 RPMS]# yum install ganglia-web-3.5.1-1.noarch.rpm Loaded plugins: fastestmirror, refresh-packagekit, security Loading mirror
19%
MPI Apps with Singularity and Docker
18.03.2020
Home »  HPC  »  Articles  » 
execute the application, which is the ultimate goal. Note that in both cases, being a privileged user (e.g.,root) is not required. The first way to run the MPI code in the Singularity container is

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