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100%
Discover the power of RouterBOARDS
25.09.2023
Home »  Archive  »  2023  »  Issue 77: Secur...  » 
Lead Image © andreysuslov, 123RF.com
Rubén Llorente ... is easy enough (superuser privileges are required): arp -s 192.168.90.55 00:0c:29:c1:91:b1 The last field of the command is the MAC address, which is the unique identifier of the network device to which
98%
Automating command execution across servers
01.06.2024
Home »  Archive  »  2024  »  Issue 81: Load...  » 
Photo by Adrian Hartanto on Unsplash
Rubén Llorente ... # A single task is defined, which by default will 20 # run only against "devuan" hosts. 21 tasks: 22 upgradeall: 23 desc: Upgrade all packages 24 target: 25 tags: [devuan] 26 cmd: | 27
97%
Hardware-enhanced security
03.02.2022
Home »  Archive  »  2022  »  Issue 67: syst...  » 
Lead Image © Jeff Metzger, 123RF.com
Rubén Llorente ... either OpenPGP or S/MIME keys into the Nitrokey (see the "What is OpenPGP?" box). The steps for changing the PINs are very intuitive (Figure 3), but key initialization is not. What is Open
46%
Kubernetes k3s lightweight distro
25.03.2020
Home »  Archive  »  2020  »  Issue 56: Secur...  » 
Lead Image Photo by Josh Rakower on Unsplash
needs a seriously robust infrastructure management solution. Kubernetes (often abbreviated k8s by the cool kids) has historically been trying to address the non-trivial challenge of achieving what might ... The k3s lightweight and secure Kubernetes distribution can handle both unattended workloads in remote locations with minimal resources and clusters of IoT appliances. ... Kubernetes k3s lightweight distro
38%
Listing 1
21.08.2012
Home »  HPC  »  Articles  »  Warewulf 4 Code  » 
 
==================================================================== Install       2 Package(s) Total download size: 106 k Installed size: 187 k Downloading Packages: (1/2): gkrellm-daemon-2.3.5-3.el6.x86_64.rpm      |  69 kB     00:00 (2/2): lm_sensors-libs-3.1.1-10.el6.x
37%
Warewulf Cluster Manager – Development and Run Time
18.07.2012
Home »  HPC  »  Articles  » 
The Warewulf cluster is ready to run HPC applications. Now, it’s time to build a development environment. ... that come with the package. In this case, hwloc itself is 1.0MB, but the sum of it and all of the dependencies is 11MB. Again, this might or might not seem like a large amount to you. It’s your decision ... The Warewulf cluster is ready to run HPC applications. Now, it’s time to build a development environment.
35%
Linux Essentials for Windows Admins – Part 2
06.08.2012
Home »  Articles  » 
 
There’s no such thing as a homogeneous server environment. Windows administrators must learn basic Linux commands and navigation to support a contemporary network fully. ... -07-28 19:06 .bash_history -rw-r--r-- 1 khess khess 220 2012-05-25 22:11 .bash_logout -rw-r--r-- 1 khess khess 2940 2012-05-25 22:11 .bashrc To show files in date-sorted order, try the following commands ... There’s no such thing as a homogeneous server environment. Windows administrators must learn basic Linux commands and navigation to support a contemporary network fully.
34%
Rethinking RAID (on Linux)
16.03.2021
Home »  HPC  »  Articles  » 
), 1236KiB/s-1236KiB/s (1266kB/s-1266kB/s), io=72.5MiB (76.1MB), run=60102-60102msec Disk stats (read/write):     md0: ios=53/18535, merge=0/0, ticks=0/0, in_queue=0, util=0.00%, aggrios=33/18732, aggrmerge
33%
Listing 4
21.08.2012
Home »  HPC  »  Articles  »  Warewulf 4 Code  » 
 
                                              | 119 kB     00:00 (6/19): glib2-2.22.5-6.el6.i686.rpm                                              | 1.1 MB     00:00 (7/19): libX11-1.3-2.el6.i686.rpm
32%
When I/O Workloads Don’t Perform
12.05.2021
Home »  HPC  »  Articles  » 
.0 Gb/s) Local Time is:    Sun Mar 21 15:00:38 2021 UTC SMART support is: Available - device has SMART capability. SMART support is: Enabled   === START OF READ SMART DATA SECTION === SMART

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