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19%
Managing Storage with LVM
07.11.2023
Home »  HPC  »  Articles  » 
                5.3M  8.2k  5.3M   1% /run/lock /dev/nvme1n1p1       1.1T  488G  468G  52% /home /dev/nvme0n1p1       536M  6.4M  530M   2% /boot/efi /dev/sda1            6.0T  3.4T  2.4T  60% /home2 tmpfs
19%
What Is an Inode?
23.03.2022
Home »  HPC  »  Articles  » 
 20  2020 openmpi-4.0.5.tar.gz 39322319 drwxrwxr-x   7 laytonjb laytonjb     4096 Oct 24  2020 psutil-release-5.7.3 32639755 drwxrwxr-x   2 laytonjb laytonjb     4096 Nov  6 10:25 pxz-master 31866302
19%
A Btrfs field test and workshop
31.10.2025
Home »  Archive  »  2012  »  Issue 11: Cloud...  » 
© Adrian Hillman, 123RF.com
, followed by an installation guide using a virtual instance of Ubuntu 12.04 as an example. Then, I'll demonstrate the main administration tool. Following this, the root filesystem on a test system
19%
Setting up FreeNAS
17.02.2015
Home »  Archive  »  2015  »  Issue 25: Safe...  » 
Lead Image © Franck, 123RF.com
. To leave the shell, type exit . 10) System Update: If any system updates are available, they will automatically be downloaded and applied. 11) Reboot: Reboots the system. 12) Shutdown: Halts the system
18%
Using the MQTT IoT protocol for unusual but useful purposes
03.12.2015
Home »  Archive  »  2015  »  Issue 30: OpenD...  » 
Lead Image © Heiko Küverling, 123RF.com
(msg.payload)) 07 08 mqtt = paho.Client() 09 mqtt.on_message = on_message 10 11 mqtt.connect("localhost", 1883, 60) 12 mqtt.subscribe("linux/+", 0) 13 14 mqtt.loop_forever() The client now connects
18%
mpi4py – High-Performance Distributed Python
12.11.2020
Home »  HPC  »  Articles  » 
.0        # Left endpoint b=2.0        # Right endpoint n=1024       # Number of trapezoids dest=0       # Destination for messages (rank 0 process) total=-1.0   # Initialize to negative number   h = (b-a)/n
18%
Manage OpenVPN keys with Easy-RSA
06.10.2019
Home »  Archive  »  2019  »  Issue 53: Secur...  » 
Lead Image © Orlando Rosu, 123rf.com
response = urllib.urlopen(url); 06 data = json.loads(response.read()) 07 08 for userentry in data: 09 if userentry.get('active'): 10 username = userentry.get('username') 11 12 if os
18%
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
18%
Virtualization with KVM
29.06.2011
Home »  CloudAge  »  Articles  » 
 
the plug, first placing kqemu under the GPL and finally dropping it entirely in favor of KVM. As of version 0.10.0, Qemu officially supports KVM, and as of version 0.12.0, kqemu is history. However, the KVM
18%
Parallel Shells: Run Commands on Multiple Nodes
02.07.2014
Home »  HPC  »  Articles  » 
 user           execute remote commands as user -t seconds        set connect timeout (default is 10 sec) -u seconds        set command timeout (no default) -f n              use fanout of n nodes -w

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