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27%
Bringing old hardware back into the game
29.09.2020
Home »  Archive  »  2020  »  Issue 59: Custo...  » 
Lead Image © Lucy Baldwin, 123RF.com
://en.wikipedia.org/wiki/ATX ThinkPad T420: https://support.lenovo.com/us/en/solutions/pd015734/ 16GB (2X8GB) RAM kit (204PIN SODIMM DDR3 SDRAM PC10600): https://www.amazon.com/gp/product/B00B2OT9HI/ 250GB Samsung 850 EVO v
27%
One metric to rule them all
31.10.2025
Home »  Archive  »  2012  »  Issue 11: Cloud...  » 
/loadavg/ [3]: 1.00 0.97 0.94 1/1279 7743 The three additional numbers provided by Linux are the number of running processes (one in this case), the total number of processes, and the last process ID (PID
27%
TCP Stealth hides open ports
10.04.2015
Home »  Archive  »  2015  »  Issue 26: OpenS...  » 
Lead Image © momo5287, 123RF.com
, and there are several implementations [3]. What Happened Thus Far Figure 1 shows a typical setup with port knocking. The components involved here are the client and the server application, with a firewall to keep out
27%
Building a HPC cluster with Warewulf 4
04.04.2023
Home »  Archive  »  2023  »  Issue 74: The F...  » 
Photo by Andrew Ly on Unsplash
.pool.ntp.org driftfile /var/lib/chrony/drift makestep 1.0 3 rtcsync allow 10.0.0.0/8 local stratum 10 keyfile /etc/chrony.keys leapsectz right/UTC logdir /var/log/chrony I pointed the head node to 2.rocky
27%
The Cuckoo sandboxing malware analysis tool
17.04.2017
Home »  Archive  »  2017  »  Issue 38: .NET...  » 
Lead Image © Tom Baker, 123RF.com
. Immediately after posting a sample, Cuckoo outputs appropriate messages on the console (Listing 3). Listing 3 Cuckoo Output 2016-07-25 17:37:00,192 [lib.cuckoo.core.scheduler] INFO: Starting
27%
SMART Devices
14.08.2020
Home »  HPC  »  Articles  » 
 offline       Completed without error       00%     12441         - # 3  Short offline       Completed without error       00%     12441         - The output of the extended test is reported in the Extended offline line. It, too, was completed
27%
Warewulf 4 – Time and Resource Management
17.01.2023
Home »  HPC  »  Articles  » 
modified mine to keep it really simple: server 2.rocky.pool.ntp.org driftfile /var/lib/chrony/drift makestep 1.0 3 rtcsync allow 10.0.0.0/8 local stratum 10 keyfile /etc/chrony.keys leapsectz
27%
A closer look at hard drives
18.07.2013
Home »  Archive  »  2013  »  Issue 15: What’...  » 
Lucy Baldwin, 123RF
buffered disk reads: 616 MB in 3.00 seconds = 205.03 MB/sec $ hdparm -T /dev/sda /dev/sda: Timing cached reads: 6292 MB in 2.00 seconds = 3153.09 MB/sec If this were a spinning disk, you would also
27%
An IT nomad's daily diary
30.11.2025
Home »  Archive  »  2011  »  Issue 6: Perfor...  » 
© Kateryna Pruchkovska, 123RF.com
magazine [3]. In other words, the many Cobbler system records are really the biggest problem. Just to jog your memory: Using system records, Cobbler can create an individual PXE configuration file for each
27%
Detecting intruders with Suricata
10.06.2015
Home »  Archive  »  2015  »  Issue 27: Fault...  » 
Lead Image © Kurhan, 123RF.com
Tunneling"; content:"|01 00|"; offset:2; w ithin:4; content:"cT"; offset:12; depth:3; content:"|00 10 00 01|"; within:255; class type:bad - unknown; sid:1000 2; The preceding rule inspects the DNS traffic

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