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16%
Mandatory access control with Tomoyo Linux
30.11.2025
Home »  Archive  »  2012  »  Issue 09: Windo...  » 
© 3drenderings, 123RF.com
.0 2.2.x. 2.6.30 through 2.6.35 Debian 6 (Squeeze) 2.3.x. 2.6.36 through 3.0 Ubuntu 11.10 2.4.x. 3.1. openSUSE 12.1 2.5.x. 3 ... 9
16%
Intruder Detection with tcpdump
28.11.2011
Home »  Articles  » 
 
is to put it in a filter: # tcpdump -n -s 1515 -c 5 -i eth1 tcp or udp or icmp This will catch only tcp , udp , or icmp . Tables 3 and 4 show you what you need to know to find all TCP packets with the SYN
16%
Server distributions for small businesses tested
11.02.2016
Home »  Archive  »  2016  »  Issue 31: Tunin...  » 
Lead Image © wabeno, 123RF.com
. The Koozali Foundation [3], from the US, has been responsible for the software, which was released under the GPL, since 2013. Weighing in at just 640MB for the 64-bit version and just under 600MB for the 32-bit
16%
Embarrassingly parallel computation
01.06.2024
Home »  Archive  »  2024  »  Issue 81: Load...  » 
Lead Image © Lucy Baldwin, 123RF.com
the same test with a 44-million sample test, time mpiexec -n 44 mpiPI-44M Figure 4: btop [12] visualizing CPU core activations
16%
Look for Bottlenecks with Open|SpeedShop
21.12.2011
Home »  HPC  »  Articles  » 
module load openspeedshop-2.0.1 module load mvapich-1.1  (or other MPI implementation). If you run your application like this normally, mpirun –np 256 smg2000 –n 65 65 65  or this, srun -ppbatch -N 32
16%
Correctly integrating containers
09.10.2017
Home »  Archive  »  2017  »  Issue 41: Kuber...  » 
Lead Image © Beboy, Fotolia.com
as input. This procedure is described in detail at the CNI GitHub repository [9]. Calico Project Calico [3] considers the ratio of nodes to containers. The idea is to transfer the concepts and relations
16%
Tuning loops – from loop unrolling to Duff's device
28.07.2025
Home »  Archive  »  2025  »  Issue 88: 5 Net...  » 
[i] + b[i]; } When the number of cycles is known at compile time, a loop can be fully unrolled: c[0] = a[0] + b[0]; c[1] = a[1] + b[1]; c[2] = a[2] + b[2]; c[3] = a[3] + b[3]; However, it remains
16%
Have a Bash with the Zing network utility
25.09.2023
Home »  Archive  »  2023  »  Issue 77: Secur...  » 
Photo by Micah Tindell on Unsplash
is: Active. Continue. Port: 80: op 1.1. www.microsoft.com [23.207.41.178] Time: 33 ms. Port: 80: op 1.2. www.microsoft.com [23.207.41.178] Time: 66 ms. [...] ZING: 23.207.41.178 / www.microsoft.com / a
16%
Script utilities in depth: grep, awk, and sed
30.11.2025
Home »  Archive  »  2011  »  Issue 4: Secure...  » 
© jirkaejc, 123RF.com
, appearing in alphabetical order but allowing intervening letters, you can use the search expression: "a.*e.*i.*o.*u" This would match lines 1, 2, and 3. If you want lines containing all five vowels in order
16%
Security data analytics and visualization with R
05.12.2014
Home »  Archive  »  2014  »  Issue 24: Visua...  » 
Lead Image © Rancz Andrei, 123RF.com
(HostCt, ServerOwner, Date) %>% 106 arrange(desc(HostCt)) 107 head12 <- head(top12, 25) 108 109 mergedTop25 <- rbind(head1,head2,head3,head4,head5, head6,head7,head8,head9,head10,head11,head12) 110 111

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