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15%
Warewulf Cluster Manager – Master and Compute Nodes
22.05.2012
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/group_gz | 212 kB
00:00
Package flex-2.5.35-8.el6.x86_64 already installed and latest version Package gcc-4.4.6-
3
.el6.x86_64 already installed and latest version Package autoconf-2.63-5.1.el6.noarch
15%
mpi4py – high-performance distributed Python
30.11.2020
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2020
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Issue 60: Secur...
»
): 11
12
s =
0.0
13 s += h * f(a) 14 for i in range(1, n): 15 s += 2.0 * h * f(a + i*h) 16 # end for 17 s += h * f(b) 18 return (s/2.) 19 # end def 20 21
22
# Main section 23 comm = MPI
15%
Asynchronous PostgreSQL
12.09.2013
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2013
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Issue 16: Docker
»
.pl
00:00:00
.50023 The output shows the amount of computing time the database engine consumed. You can pass in the desired time as a CGI parameter: $ curl http://localhost/cgi/burn0.pl\?
3
00:00
15%
Monitor your nodes with collectl
30.11.2025
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2012
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Issue 09: Windo...
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25-E SSD [9] courtesy of Intel is mounted as /dev/sdd ext4 filesystem with the default options Open MPI [10] v1.5.4 NAS Parallel Benchmarks
3.3
.1-MPI [11] Iozone [
12
] Daemon
15%
Building a HPC cluster with Warewulf 4
04.04.2023
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2023
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Issue 74: The F...
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x86_64 2.9.1-9.el8 baseos 393 k groff-base x86_64 1.
22.3
-18.el8 baseos 1.0 M hwloc-ohpc x86_64 2.7.0-
3
15%
Warewulf 4 – Time and Resource Management
17.01.2023
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x86_64 2.9.1-9.el8 baseos 393 k groff-base x86_64 1.
22.3
-18.el8 baseos 1.0 M hwloc-ohpc x86_64 2.7.0-
3
15%
Detecting malware with Yara
09.10.2017
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2017
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Issue 41: Kuber...
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= "A pdf file that contains a bad link" 10 11 strings:
12
$pdf_magic = {68 47 77
22
} 13 $s_anchor_tag = "
14%
Checking password complexity with John the Ripper
30.11.2025
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2011
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Issue 6: Perfor...
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c/s virtual
12
13 Benchmarking: OpenBSD Blowfish (x32) [32/64 X2]... DONE 14 Raw: 723 c/s real, 723 c/s virtual 15 16 Benchmarking: Kerberos AFS DES [48/64 4K]... DONE 17 Short: 378501 c/s real
14%
System temperature as a dimension of performance
28.11.2022
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2022
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Issue 72: OpenS...
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of alternative sources. Listing 1 sensors Output federico@ferenginar:~$ sensors k10temp-pci-
00
c
3
Adapter: PCI adapter temp1: +42.5¡C (high = +70.0¡C) (crit = +100.0¡C
14%
Build a honeypot with real-world alerts
01.08.2019
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2019
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Issue 52: Stop...
»
. The takeaway is the -j LOG option (line
12
), which logs port scanning behavior to a logfile with the iptables: prefix. Listing 1 iptable Rules 01 *filter 02 *filter 03 :INPUT ACCEPT [
0:0
] 04
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