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15%
First steps in IT automation by Rex
11.06.2014
Home »  Archive  »  2014  »  Issue 21: Manag...  » 
Lead Image © Konstantin Chagin , 123RF.com
@hercules 10 The key's randomart image is: 11 +--[ RSA 2048]----+ 12 | | 13 | . | 14 | E | 15 | .. . | 16 | ..o. .S | 17 | .o . oo o | 18
15%
Building a HPC cluster with Warewulf 4
04.04.2023
Home »  Archive  »  2023  »  Issue 74: The F...  » 
Photo by Andrew Ly on Unsplash
.5.13-2.el8 appstream 29 k numactl-libs x86_64 2.0.12-13.el8 baseos 35 k ohpc-filesystem noarch 2.6-2.3.ohpc.2.6
15%
Intruder Detection with tcpdump
28.11.2011
Home »  Articles  » 
 
to show seconds and microseconds since the beginning of the Unix epoch (00:00:00 UTC on January 1, 1970) (Figure 3). Figure 3: Reporting time since
15%
Gathering Data on Environment Modules
10.09.2012
Home »  HPC  »  Articles  » 
for user running script uid=$(id -ur) gid=$(id -gr) # This returns time in seconds since 1970-01-01 00:00:00 UTC time=$(date +"%s") # Create final string for output to file final
15%
Tracing applications with OProfile and SystemTap
30.11.2025
Home »  Archive  »  2010  »  Issue 1: System...  » 
© boing, Photocase.com
confirm that the kernel and kernel-debuginfo packages have the same version number: rpm -q kernel-PAE kernel-PAE-debuginfo oprofilekernel-PAE-2.6.32.10-90.fc12.i686 kernel-PAE-debuginfo-2.6.32.10-90.fc12.i
15%
Processor and Memory Affinity Tools
14.09.2021
Home »  HPC  »  Articles  » 
 $(find /sys/devices/system/cpu -regex ".*cpu[0-9]+/topology/thread_siblings_list") | sort -n | uniq 0,32 1,33 2,34 3,35 4,36 5,37 6,38 7,39 8,40 9,41 10,42 11,43 12,44 13,45 14,46 15,47 16,48 17,49 18,50 19,51 20,52 21,53 22,54 23,55 24,56 25
15%
CPU affinity in OpenMP and MPI applications
03.02.2022
Home »  Archive  »  2022  »  Issue 67: syst...  » 
Lead Image © podfoto, 123RF.com
,32 1,33 2,34 3,35 4,36 5,37 6,38 7,39 8,40 9,41 10,42 11,43 12,44 13,45 14,46 15,47 16,48 17,49 18,50 19,51 20,52 21,53 22,54 23,55 24,56 25,57 26,58 27,59 28,60 29,61 30,62 31,63 The lstopo tool
15%
Logical Bombs for Fun and Benchmarking
06.10.2019
Home »  Archive  »  2019  »  Issue 53: Secur...  » 
Lead Image © Lucy Baldwin, 123RF.com
such invocation is essentially a pure processor workload that will maximally use up to one CPU core while taking up close to zero I/O or memory resources. The top [3] command displays a perfect 1.00 load average
15%
Warewulf 4 – GPUs
20.02.2023
Home »  HPC  »  Articles  » 
: $ ls -s total 12 4 gpu_test.sh  4 run_gpu_test.sh  4 test_gpu_job_28.log The job ran successfully with the correct output (Figure 3). Figure 3: Logfile
15%
Udev with virtual machines
14.11.2013
Home »  Archive  »  2013  »  Issue 17: Cloud...  » 
Lead Image © orangeline, 123RF.com
-persistent-net-generator.rules openSUSE, Red Hat 6 * /etc/udev/rules.d/70-persistent-net.rules* No net generator rules since 12.3. Instead, the biosdevname package is used to identify the NICs

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